CN207408021U - A kind of New temperature transmitter experimental device - Google Patents
A kind of New temperature transmitter experimental device Download PDFInfo
- Publication number
- CN207408021U CN207408021U CN201721127818.5U CN201721127818U CN207408021U CN 207408021 U CN207408021 U CN 207408021U CN 201721127818 U CN201721127818 U CN 201721127818U CN 207408021 U CN207408021 U CN 207408021U
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- display screen
- apparatus subject
- temperature transmitter
- control display
- resistance
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Abstract
The utility model discloses a kind of New temperature transmitter experimental devices, including resistance furnace, apparatus subject, electric power connection line is provided on the resistance furnace, the resistance furnace side is plugged with mercurial thermometer, the resistance furnace is electrically connected with the first thermal resistance, second thermal resistance and thermocouple, the apparatus subject bottom is provided with stent, ammeter is provided on the apparatus subject front panel, switch is provided with below the ammeter, the first numerical control display screen is provided with beside the ammeter, regulation button is provided with beside the first numerical control display screen, thermoregulator is provided on the apparatus subject, mechanical moving-coil instrument is provided with beside the thermoregulator.Advantageous effect is:Design is reasonable, has the function of simple in structure, easy to operate etc., ensures the accuracy of measuring, significantly can quickly improve petroleum industry and efficiency and the reliability of experimental result that other industry temperature transmitters verify, while alleviates the labor intensity of experimenter.
Description
Technical field
The utility model is related to detection device technical fields, are filled more particularly to a kind of New temperature transmitter checking experiment
It puts.
Background technology
Temperature transmitter is using extremely widespread, either in productive experiment place still in inhabitation Condom, temperature
Acquisition or control are all very frequently and important, it as teletransmission instrument almost throughout all industrial flow and scientific research field,
The fields such as industrial gas oil, heat distribution pipe network, water and air supply system are seen everywhere.
Temperature transmitter is the main use by a kind of instrument that temperature variable is converted to transmittable normalization output signal
In the measurement and control of industrial process temperature parameter.It can intuitively show the temperature change of each process links, particularly exist
Inflammable, explosive, noxious material production, storage, transport are when hazardous areas, the crucial work of generation to preventing catastrophic failure
With.Certainly this also requires it has to be ensured that the precision of temperature transmitter is met the requirements, so can just give full play to it and produce
Safety effect in journey.
Temperature transmitter will be examined and determine, and require just dispatch from the factory to ensure the accurate of measured value after being up to state standards.
Temperature transmitter is acted in the important safety of production process, should be verified before its use in laboratory or scene, see change
Send device actual value and theoretical value difference whether within the acceptable range, go beyond the scope, then transmitter cannot continue to make
With, it is necessary to correct or replace.Within the scope of, it can be continuing with.
Temperature transmitter verification at present is mainly lacked with the presence of thermocouple, thermal resistance automatic calibrator price, heaviness etc.
Point.It develops a kind of New temperature transmitter experimental device and goes whether verification temperature transmitter meets the requirements with important meaning
Justice.
Utility model content
The purpose of this utility model is that solve the above-mentioned problems and provides a kind of New temperature transmitter verification in fact
Experiment device.
The utility model is achieved through the following technical solutions above-mentioned purpose:
A kind of New temperature transmitter experimental device including resistance furnace, apparatus subject, is provided on the resistance furnace
Electric power connection line, the resistance furnace side are plugged with mercurial thermometer, and the resistance furnace is electrically connected with the first thermal resistance, the second heat
Resistance and thermocouple, the apparatus subject bottom is provided with stent, ammeter is provided on the apparatus subject front panel, described
It is provided with switch below ammeter, the ammeter side is provided with the first numerical control display screen, by the first numerical control display screen
While being provided with regulation button, thermoregulator is provided on the apparatus subject, machinery is provided with beside the thermoregulator
Formula moving-coil instrument.
Further, the second numerical control display screen, the second numerical control display screen side are provided on the thermoregulator
It is provided with adjusting knob.
Further, second thermal resistance and first thermal resistance by rheostat connecting line respectively with the temperature
Adjuster is connected with the mechanical moving-coil instrument.
Further, it is in series with slide rheostat on the rheostat connecting line.
Further, first thermocouple and second thermocouple are connected in parallel there are three the slip variable resistance
Device.
Further, the thermocouple is connected by the first numerical control display screen on the directly described apparatus subject of conducting wire
It connects.
In said structure, two temperature sensors are respectively placed at first thermal resistance and second thermal resistance,
After the switch startup power supply, the temperature height of the resistance furnace, the thermocouple inspection are adjusted by the adjusting knob
It surveys the temperature information of the resistance furnace and is transferred on the first numerical control display screen and show, the second numerical control display screen
Show the temperature information on second thermal resistance, the mechanical moving-coil instrument is used for showing the temperature letter on the first thermal resistance
Breath, is recorded and is compared to the numerical value of two temperature sensors under different condition by the temperature for adjusting the resistance furnace, from
And whether temperature sensor is qualified.
The beneficial effects of the utility model are:Design is reasonable, has the function of simple in structure, easy to operate etc., guarantee reality
The fixed accuracy of test, the efficiency and experiment that significantly can quickly improve petroleum industry and the verification of other industry temperature sensors are tied
The reliability of fruit, while alleviate the labor intensity of experimenter.
Description of the drawings
Fig. 1 is a kind of structure chart of New temperature transmitter experimental device described in the utility model;
Fig. 2 is a kind of thermal resistance wiring schematic diagram of New temperature transmitter experimental device described in the utility model;
Fig. 3 is a kind of thermoregulator wiring signal of New temperature transmitter experimental device described in the utility model
Figure.
The reference numerals are as follows:
1st, resistance furnace;2nd, the first thermal resistance;3rd, the second thermal resistance;4th, thermocouple;5th, mercurial thermometer;6th, variable resistance is slided
Device;7th, rheostat connecting line;8th, electric power connection line;9th, the first numerical control display screen;10th, thermoregulator;11st, the second numerical control is shown
Screen;12nd, adjusting knob;13rd, mechanical moving-coil instrument;14th, ammeter;15th, switch;16th, bearing;17th, regulation button;18th, instrument
Device main body.
Specific embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings:
As shown in Figure 1-Figure 3, a kind of New temperature transmitter experimental device, including resistance furnace 1, apparatus subject 18,
Electric power connection line 8 is provided on resistance furnace 1,1 side of resistance furnace is plugged with mercurial thermometer 5, and resistance furnace 1 is electrically connected with the first heat
Resistance 2, the second thermal resistance 3 and thermocouple 4,18 bottom of apparatus subject are provided with stent, are provided on 18 front panel of apparatus subject
Ammeter 14,14 lower section of ammeter are provided with switch 15, and 14 side of ammeter is provided with the first numerical control display screen 9, the first numerical control
9 side of display screen is provided with regulation button 17, and thermoregulator 10 is provided on apparatus subject 18, and 10 side of thermoregulator is set
It is equipped with mechanical moving-coil instrument 13.
Further, the second numerical control display screen 11 is provided on thermoregulator 10,11 side of the second numerical control display screen is set
Be equipped with adjusting knob 12, the second thermal resistance 3 and the first thermal resistance 2 by rheostat connecting line 7 respectively with thermoregulator 10 and
Mechanical moving-coil instrument 13 is connected, and slide rheostat 6, the first thermocouple 4 and the second thermoelectricity are in series on rheostat connecting line 7
Even 4 are connected in parallel there are three slide rheostat 6, and thermocouple 4 is shown by the first numerical control on the direct apparatus subject 18 of conducting wire
Screen 9 is connected.
In said structure, two temperature sensors are respectively placed at the first thermal resistance 2 and the second thermal resistance 3, by opening
After closing 15 startup power supplies, pass through the temperature height of 12 regulation resistance stove 1 of adjusting knob, the temperature letter of 4 detection resistance stove 1 of thermocouple
It ceases and is transferred on the first numerical control display screen 9 and show, the second numerical control display screen 11 shows the temperature letter on the second thermal resistance 3
Breath, mechanical moving-coil instrument 13 is used for showing the temperature information on the first thermal resistance 2, by the temperature of regulation resistance stove 1 to not
The numerical value of two temperature sensors is recorded and compared under the conditions of, so that it is determined that whether temperature sensor is qualified.
The basic principle, main feature and advantage of the utility model has been shown and described above.The technical staff of the industry
It should be appreciated that the present utility model is not limited to the above embodiments, the above embodiments and description only describe this
The principle of utility model, on the premise of not departing from the spirit and scope of the utility model, the utility model also has various change
And improvement, these various changes and improvements fall within the scope of the claimed invention.The utility model requires protection scope
It is defined by appending claims and equivalents.
Claims (6)
1. a kind of New temperature transmitter experimental device, it is characterised in that:Including resistance furnace, apparatus subject, the resistance
Electric power connection line is provided on stove, the resistance furnace side is plugged with mercurial thermometer, and the resistance furnace is electrically connected with the first heat
Resistance, the second thermal resistance and thermocouple, the apparatus subject bottom are provided with stent, are provided on the apparatus subject front panel
Ammeter, the ammeter lower section are provided with switch, and the first numerical control display screen, first number are provided with beside the ammeter
Regulation button is provided with beside control display screen, thermoregulator, the thermoregulator side are provided on the apparatus subject
It is provided with mechanical moving-coil instrument.
2. a kind of New temperature transmitter experimental device according to claim 1, it is characterised in that:The temperature tune
The second numerical control display screen is provided on section device, adjusting knob is provided with beside the second numerical control display screen.
3. a kind of New temperature transmitter experimental device according to claim 1, it is characterised in that:Second heat
Resistance and first thermal resistance by rheostat connecting line respectively with the thermoregulator and the mechanical moving-coil instrument
It is connected.
4. a kind of New temperature transmitter experimental device according to claim 3, it is characterised in that:The rheostat
Slide rheostat is in series on connecting line.
5. a kind of New temperature transmitter experimental device according to claim 4, it is characterised in that:First heat
Galvanic couple and second thermocouple are connected in parallel there are three the slide rheostat.
6. a kind of New temperature transmitter experimental device according to claim 1, it is characterised in that:The thermocouple
It is connected by the first numerical control display screen on the directly described apparatus subject of conducting wire.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721127818.5U CN207408021U (en) | 2017-09-05 | 2017-09-05 | A kind of New temperature transmitter experimental device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721127818.5U CN207408021U (en) | 2017-09-05 | 2017-09-05 | A kind of New temperature transmitter experimental device |
Publications (1)
Publication Number | Publication Date |
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CN207408021U true CN207408021U (en) | 2018-05-25 |
Family
ID=62323425
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201721127818.5U Expired - Fee Related CN207408021U (en) | 2017-09-05 | 2017-09-05 | A kind of New temperature transmitter experimental device |
Country Status (1)
Country | Link |
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CN (1) | CN207408021U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109269678A (en) * | 2018-09-12 | 2019-01-25 | 国家电网有限公司 | Temperature of oil in transformer loop-around test instrument |
CN111693083A (en) * | 2020-06-22 | 2020-09-22 | 安东仪器仪表检测有限公司 | Online temperature and humidity instrument in-situ calibration method |
-
2017
- 2017-09-05 CN CN201721127818.5U patent/CN207408021U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109269678A (en) * | 2018-09-12 | 2019-01-25 | 国家电网有限公司 | Temperature of oil in transformer loop-around test instrument |
CN111693083A (en) * | 2020-06-22 | 2020-09-22 | 安东仪器仪表检测有限公司 | Online temperature and humidity instrument in-situ calibration method |
CN111693083B (en) * | 2020-06-22 | 2022-03-18 | 安东仪器仪表检测有限公司 | Online temperature and humidity instrument in-situ calibration method |
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Legal Events
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180525 Termination date: 20180905 |
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CF01 | Termination of patent right due to non-payment of annual fee |