CN209707417U - A kind of heating tube electric heating detection device - Google Patents
A kind of heating tube electric heating detection device Download PDFInfo
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- CN209707417U CN209707417U CN201920367284.6U CN201920367284U CN209707417U CN 209707417 U CN209707417 U CN 209707417U CN 201920367284 U CN201920367284 U CN 201920367284U CN 209707417 U CN209707417 U CN 209707417U
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- heating tube
- heating
- power supply
- detection device
- contactor
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 111
- 238000001514 detection method Methods 0.000 title claims abstract description 36
- 238000005485 electric heating Methods 0.000 title claims abstract description 18
- 230000001105 regulatory effect Effects 0.000 claims abstract description 34
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 5
- 239000004020 conductor Substances 0.000 claims description 2
- 230000032683 aging Effects 0.000 abstract description 2
- 238000013461 design Methods 0.000 abstract description 2
- 238000005259 measurement Methods 0.000 description 29
- 238000000034 method Methods 0.000 description 7
- 230000007797 corrosion Effects 0.000 description 6
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- 229910052751 metal Inorganic materials 0.000 description 6
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- 238000009529 body temperature measurement Methods 0.000 description 5
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 241001391944 Commicarpus scandens Species 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical group [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
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- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 3
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- 230000008018 melting Effects 0.000 description 2
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- 239000000843 powder Substances 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 239000003570 air Substances 0.000 description 1
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- 230000009286 beneficial effect Effects 0.000 description 1
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Abstract
The utility model discloses a kind of heating tube electric heating detection devices, including pedestal, it is equipped with workbench on the base, it is equipped with heating tube fixing end, regulated power supply and contactor on the workbench, the both ends of the heating tube fixing end are connected with the two poles of the earth of regulated power supply respectively by conducting wire, heating tube to be detected is equipped in the heating tube fixing end, one end of the heating tube is also connected with thermocouple, the other end of the thermocouple is connected with secondary meter, and the contactor is connected by conducting wire with regulated power supply, secondary meter and heating tube.The utility model structure is simple, and design is reasonable；Suitable for detecting the properties of heating tube, the heating speed of heating tube can be quickly detected, while the ageing-resistant performance for detecting heating tube and the heating properties under different voltages；Batch detection can be carried out to the performance of heating tube, greatly improve the speed of detection, improve detection efficiency.
Description
Technical field
The utility model relates to a kind of detection devices, more particularly, to a kind of heating tube electric heating detection device.
Background technique
Electric heating tube is tubular electrothermal element, heating tube be in seamless metal pipe as carbon steel pipe, titanium tube, stainless steel tube,
Copper pipe etc. is packed into heating wire, and the draw forms after gap section is filled with thermal conductive resin and the magnesia powder of insulating properties, reprocessing
At various types shape required for user, when having electric current to pass through in high temperature resistance silk, the heat of generation passes through magnesia powder to metal tube
Diffusion into the surface, then be transmitted in heated object or air, achieve the purpose that heating.It has structure simple, and the thermal efficiency is high, machine
Tool intensity is good, has good adaptability to rugged environment, it can be used for the heating of various liquid and acid-alkali salt, while also adapt to
The METAL HEATING PROCESS of low melting point is dissolved, and heating air, oil, water, chemical mediator, hot-die are suitable for, and fused salt, alkali and low melting point are closed
Gold etc..Has the characteristics that thermal efficiency height, long service life, high mechanical strength, easy for installation, safe and reliable.With science and technology
Fast development, heating tube has widely been used in all trades and professions in China, the detection device of current most of heating tubes
It is simpler and cruder, rapidly and efficiently the properties of heating tube can not be detected, while effectively can not accurately record heating
Pipe is heated to the time required for set temperature, and detection efficiency is low, and there are deviations for accuracy rate, and frequently can lead to production
Heating tube is off quality.
Summary of the invention
In order to overcome the above-mentioned deficiencies of the prior art, the utility model provides a kind of heating tube electric heating detection device,
The utility model adopts the following technical solutions: a kind of heating tube electric heating detection device, including pedestal, it sets on the base
Have workbench, on the workbench be equipped with heating tube fixing end, regulated power supply and contactor, the two of the heating tube fixing end
End is connected with the two poles of the earth of regulated power supply respectively by conducting wire, and heating tube to be detected is equipped in the heating tube fixing end,
It is equipped with connecting terminal in heating tube fixing end, is equipped with connecting terminal convenient for detection connection heating tube, heating tube need to only be placed
Circuit can be connected in heating tube fixing end, simple and convenient, one end of the heating tube is connected with thermocouple, measures in temperature
In, thermocouple using extremely wide, since thermocouple is a kind of active sensor, when measurement, is not required to additional power source, uses ten
It is convenient to divide, so being often used as the temperature of measurement stove, the gas in pipeline or liquid and the surface temperature of solid；Thermocouple tool
Have following technical advantage: 1. thermocouple structures are simple, easily manufactured, temperature-measuring range is wide, and performance analogy is stablized；Precision height is measured,
Thermocouple is directly contacted with measurand, is not influenced by intermediate medium；2. thermal response time is fast, thermocouple is anti-to temperature change
It rings flexible；3. it is big to measure range, thermocouple can continuous temperature measurement from subzero 40 DEG C to 1600 DEG C above freezing；4. thermocouple performance jail
It leans on, mechanical strength is good, and service life is long, device box lunch；The other end of the thermocouple is also connected with secondary meter, described secondary
The other end of instrument is connected with contactor, and the contactor is connected by conducting wire with regulated power supply, secondary meter and heating tube
It connects.
Preferably, the contactor is connected in series by conducting wire and secondary meter, in this way the temperature convenient for measurement heating tube,
And by the temperature information measured feedback to contactor, reach the later control contactor closure or disconnected of the limit value of temperature
It opens, realizes the intelligentized control method of the accurate measurement and contactor of temperature.
Preferably, the regulated power supply is adjustable stabilized voltage supply, and regulated power supply has the advantage that 1) small power consumption, efficiency
It is high；2) small in size, it is light-weight；3) voltage stabilized range is wide, and voltage regulation result is fine；4) efficiency filtered greatly improves, and makes filter capacitor
Capacity and volume be greatly reduced；5) circuit form is versatile and flexible.The range ability of the regulated power supply is 0-20V.
Preferably, the secondary meter is digital display temperature-control instrument, more intuitive can observe the variation of temperature in this way
Situation is simultaneously shown by display, and the reading duration of general instrument is reduced, and improves detection efficiency, and digital display temperature-control instrument is
Three or group of four figures pipe show, single signal input.And unique Anti-Jamming Technique is applied, precision is high, and control effect is good,
It is easy for installation.And have two formulas, three-position type, bound potential difference, time scale, it is silicon-controlled continuously adjust formula, position formula PID, PID connect
The multiple control modes such as continuous adjusting.The all technical of product reaches advanced international level, and thermometric instrument may be used also as needed
Increase overtemperature alarm function.
Preferably, timer is connected on the contactor, the timer is by conductor in parallel in the contactor
On, equipped with timer measurement accuracy and accuracy, timing can be improved with the heating time of more convenient accurate measurement heating tube
Device is using specific principle come the device of time of measuring, and timer can be used to that you is helped to solve these problems.Operation interface letter
Easy use provides basic timing control function, comprising: starts timing, stops timing, continues timing, operation interface simplicity
Easy-to-use return-to-zero, adjustment timing.
Preferably, the timer is digital timer, and digital timer is being opened instrument power source, especially opened
When power switch speed is slow, instrument can be automatically into working condition, this is because instrument is in order to guarantee accuracy of timekeeping, instrument once in a while
Timing starting sensitivity it is high, vulnerable to make and break contact electric spark interference caused by, as long as user clicks RET at this time
Key, so that it may return to reset condition.
Preferably, it is equipped with several on the workbench by the fixed plastic cable clamp on the table of conducting wire.Plastic cord
The position steadily to fix conducting wire, cable and pipe fitting is pressed from both sides, it is strong but pliable in texture, it is not easy to break, it is excellent choosing when arranging cable
It selects.Plastic cable clamp has the advantage that 1. is light-weight, only the 1/5 of metal；2. insulation, its resistance are very high；3. corrosion resistant
Erosion, rust resistance and corrosion resistance；4. heat-insulated, thermal conductivity is low；5. without magnetic, not carrying magnetic；These characteristics make plastic cable clamp be widely used in electricity
The industries such as gas, electronics, medical treatment, automobile, semiconductor, civil construction.Arrangement fixation is carried out to conducting wire by plastic cable clamp, so that work
Make on platform clean and tidy, neat, not in disorder, bad interference will not be generated to detection operation, would not also generate unnecessary safety
Hidden danger.
Preferably, it is in series in the circuit convenient for the switch indication light of observation connecting and disconnecting of the circuit, being equipped with indicator light can
The on-off of more intuitive decision circuitry, it is easy directly to reduce the time of measurement, measurement efficiency is improved, while also can be faster
Judge the performance of heating tube, makes accurate judgement as soon as possible.
It is further preferred that the regulated power supply, secondary meter and switch indication light are connected with common power, in this way
Endlessly electric power can be provided to regulated power supply, the progress that measurement work is continued, secondary meter and switch refer to
Show that lamp is connected with the power supply of common 220V voltage, the specification type that can choose just will increase many, can satisfy different
Measurement request.
Compared with prior art, the utility model has the beneficial effects that 1, structure is simple, design is reasonable；2, it is suitable for inspection
The properties for surveying heating tube, can quickly detect the heating speed of heating tube, while detecting the ageing-resistant performance of heating tube, with
And the heating properties under different voltages；3, batch detection can be carried out to the performance of heating tube, greatly improves the speed of detection
Degree, improves detection efficiency.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the connection schematic diagram of each element of the utility model.
Fig. 3 is the circuit diagram of the utility model.
Wherein: 1. pedestals, 2. power supplys, 3. timers, 4. workbench, 5. switch indication lights, 6. secondary meters, 7. contacts
Device, 8. thermocouples, 9. heating tube fixing ends, 10. conducting wires, 11. plastic cable clamps, 12. regulated power supplies.
Specific embodiment
The utility model is further described below by non-limiting embodiment and in conjunction with attached drawing:
1-2 has gone out the first embodiment of the utility model in figure: a kind of heating tube electric heating detection device, including bottom
Seat 1 is equipped with workbench 4 on the pedestal 1, and heating tube fixing end 9, regulated power supply 12 are equipped on the workbench 4 and is connect
The both ends of tentaculum 7, the heating tube fixing end 9 are connected with the two poles of the earth of regulated power supply 12 respectively by conducting wire 10, are added described
It is equipped with heating tube to be detected in heat pipe fixing end 9, connecting terminal is equipped in heating tube fixing end 9, is equipped with connecting terminal just
Heating tube is connected in detection, need to only be placed to heating tube in heating tube fixing end 9 can connect circuit, and it is simple and convenient, it is described
One end of heating tube is connected with thermocouple 8, in temperature measurement, thermocouple 8 using extremely wide, since thermocouple 8 is one
Kind of active sensor, when measurement, are not required to additional power source, and use is very convenient, so being often used as measurement stove, the gas in pipeline
The surface temperature of the temperature and solid of body or liquid；Thermocouple has a following technical advantage: 1. thermocouple structures are simple, manufacturer
Just, temperature-measuring range is wide, and performance analogy is stablized；Precision height is measured, thermocouple is directly contacted with measurand, not by intermediate medium
It influences；2. thermal response time is fast, thermocouple is flexible to temperature change repercussion；3. it is big to measure range, thermocouple from subzero 40 DEG C to
1600 DEG C above freezing can continuous temperature measurement；4. thermocouple robust performance, mechanical strength is good, and service life is long, device box lunch；It is described
The other end of thermocouple 8 is also connected with secondary meter 6, and the other end of the secondary meter 6 is connected with contactor 7, described to connect
Tentaculum 7 is connected by conducting wire 10 with regulated power supply 12, secondary meter 6 and heating tube.
The contactor 7 is connected in series by conducting wire 10 and secondary meter 6, in this way the temperature convenient for measurement heating tube, and
By the temperature information measured feedback to contactor 7, reach later control contactor 7 closure or disconnected of the limit value of temperature
It opens, realizes the intelligentized control method of the accurate measurement and contactor 7 of temperature.
The regulated power supply 12 is adjustable stabilized voltage supply, and regulated power supply has the advantage that 1) small power consumption, high-efficient；2)
It is small in size, it is light-weight；3) voltage stabilized range is wide, and voltage regulation result is fine；4) efficiency filtered greatly improves, and makes the capacity of filter capacitor
It is greatly reduced with volume；5) circuit form is versatile and flexible.The range ability of the regulated power supply is 0-20V.
The secondary meter 6 is digital display temperature-control instrument, more intuitive can observe the situation of change of temperature simultaneously in this way
Shown by display, reduce the reading duration of general instrument, improve detection efficiency, digital display temperature-control instrument be three or
Group of four figures pipe shows that single signal inputs.And unique Anti-Jamming Technique is applied, precision is high, and control effect is good, installation side
Just.And have two formulas, three-position type, bound potential difference, time scale, it is silicon-controlled continuously adjust formula, position formula PID, PID continuously adjusts
Etc. multiple control modes.The all technical of product reaches advanced international level, and thermometric instrument can also increase super as needed
Warm warning function.
Timer 3 is connected on the contactor 7, the timer 3 is connected in parallel on the contactor 7 by conducting wire 10
On, equipped with timer 3 measurement accuracy and accuracy, meter can be improved with the heating time of more convenient accurate measurement heating tube
When device 3 be using specific principle come the device of time of measuring, timer 3 can be used to that you is helped to solve these problems.Operate boundary
Face simplicity is easy-to-use, provides basic timing control function, comprising: starts timing, stops timing, continues timing, operation interface
Easy easy-to-use return-to-zero, adjustment timing.
The timer 3 is digital timer, and digital timer is opening instrument power source, and especially unlatching power supply is opened
Close speed it is slow when, instrument can be automatically into working condition, this is because instrument is in order to guarantee accuracy of timekeeping, the timing of instrument once in a while
Start sensitivity it is high, vulnerable to make and break contact electric spark interference caused by, as long as user clicks RET key at this time, so that it may
Return to reset condition.
It is equipped with several on the workbench 4, conducting wire 10 is fixed on to the plastic cable clamp 11 on workbench 4.Plastic cable clamp
11 position steadily to fix conducting wire 10, cable and pipe fitting, it is strong but pliable in texture, it is not easy to break, it is excellent when arranging cable
Selection.Plastic cable clamp 11 has the advantage that 1. is light-weight, only the 1/5 of metal；2. insulation, its resistance are very high；3. resistance to
Corrosion, rust resistance and corrosion resistance；4. heat-insulated, thermal conductivity is low；5. without magnetic, not carrying magnetic；These characteristics are widely used in plastic cable clamp
Electrically, the industries such as electronics, medical treatment, automobile, semiconductor, civil construction.Arrangement fixation is carried out to conducting wire 10 by plastic cable clamp 11,
So that it is clean and tidy on workbench 4, neat, not in disorder, bad interference will not be generated to detection operation, it is unnecessary also to generate
Security risk.
It is in series in the circuit convenient for the switch indication light 5 of observation connecting and disconnecting of the circuit, being equipped with switch indication light 5 can be more
The on-off of intuitive decision circuitry, it is easy directly to reduce the time of measurement, measurement efficiency is improved, while can also sentence faster
The performance of disconnected heating tube, makes accurate judgement as soon as possible.
The regulated power supply 12, secondary meter 6 and switch indication light 5 are connected with common power 2, in this way can be to steady
Voltage source 12 provides endlessly electric power, the progress that measurement work is continued, secondary meter 6 and switch indication light 5
It is connected with the power supply of common 220V voltage, the specification type that can choose just will increase many, can satisfy different measurements
It is required that.
1-2 has gone out the first embodiment of the utility model in figure: a kind of heating tube electric heating detection device, including bottom
Seat 1 is equipped with workbench 4 on the pedestal 1, and heating tube fixing end 9, regulated power supply 12 are equipped on the workbench 4 and is connect
The both ends of tentaculum 7, the heating tube fixing end 9 are connected with the two poles of the earth of regulated power supply 12 respectively by conducting wire 10, are added described
It is equipped with heating tube to be detected in heat pipe fixing end 9, connecting terminal is equipped in heating tube fixing end 9, is equipped with connecting terminal just
Heating tube is connected in detection, need to only be placed to heating tube in heating tube fixing end 9 can connect circuit, and it is simple and convenient, it is described
One end of heating tube is connected with thermocouple 8, in temperature measurement, thermocouple 8 using extremely wide, since thermocouple 8 is one
Kind of active sensor, when measurement, are not required to additional power source, and use is very convenient, so being often used as measurement stove, the gas in pipeline
The surface temperature of the temperature and solid of body or liquid；Thermocouple has a following technical advantage: 1. thermocouple structures are simple, manufacturer
Just, temperature-measuring range is wide, and performance analogy is stablized；Precision height is measured, thermocouple is directly contacted with measurand, not by intermediate medium
It influences；2. thermal response time is fast, thermocouple is flexible to temperature change repercussion；3. it is big to measure range, thermocouple from subzero 40 DEG C to
1600 DEG C above freezing can continuous temperature measurement；4. thermocouple robust performance, mechanical strength is good, and service life is long, device box lunch；It is described
The other end of thermocouple 8 is also connected with secondary meter 6, and the other end of the secondary meter 6 is connected with contactor 7, described to connect
Tentaculum 7 is connected by conducting wire 10 with regulated power supply 12, secondary meter 6 and heating tube.
The contactor 7 is connected in series by conducting wire 10 and secondary meter 6, in this way the temperature convenient for measurement heating tube, and
By the temperature information measured feedback to contactor 7, reach later control contactor 7 closure or disconnected of the limit value of temperature
It opens, realizes the intelligentized control method of the accurate measurement and contactor 7 of temperature.
The regulated power supply 12 is adjustable stabilized voltage supply, and regulated power supply has the advantage that 1) small power consumption, high-efficient；2)
It is small in size, it is light-weight；3) voltage stabilized range is wide, and voltage regulation result is fine；4) efficiency filtered greatly improves, and makes the capacity of filter capacitor
It is greatly reduced with volume；5) circuit form is versatile and flexible.The range ability of the regulated power supply is 0-20V.
The secondary meter 6 is digital display temperature-control instrument, more intuitive can observe the situation of change of temperature simultaneously in this way
Shown by display, reduce the reading duration of general instrument, improve detection efficiency, digital display temperature-control instrument be three or
Group of four figures pipe shows that single signal inputs.And unique Anti-Jamming Technique is applied, precision is high, and control effect is good, installation side
Just.And have two formulas, three-position type, bound potential difference, time scale, it is silicon-controlled continuously adjust formula, position formula PID, PID continuously adjusts
Etc. multiple control modes.The all technical of product reaches advanced international level, and thermometric instrument can also increase super as needed
Warm warning function.
Timer 3 is connected on the contactor 7, the timer 3 is connected in parallel on the contactor 7 by conducting wire 10
On, equipped with timer 3 measurement accuracy and accuracy, meter can be improved with the heating time of more convenient accurate measurement heating tube
When device 3 be using specific principle come the device of time of measuring, timer 3 can be used to that you is helped to solve these problems.Operate boundary
Face simplicity is easy-to-use, provides basic timing control function, comprising: starts timing, stops timing, continues timing, operation interface
Easy easy-to-use return-to-zero, adjustment timing.
It is equipped with several on the workbench 4, conducting wire 10 is fixed on to the plastic cable clamp 11 on workbench 4.Plastic cable clamp
11 position steadily to fix conducting wire 10, cable and pipe fitting, it is strong but pliable in texture, it is not easy to break, it is excellent when arranging cable
Selection.Plastic cable clamp 11 has the advantage that 1. is light-weight, only the 1/5 of metal；2. insulation, its resistance are very high；3. resistance to
Corrosion, rust resistance and corrosion resistance；4. heat-insulated, thermal conductivity is low；5. without magnetic, not carrying magnetic；These characteristics are widely used in plastic cable clamp
Electrically, the industries such as electronics, medical treatment, automobile, semiconductor, civil construction.Arrangement fixation is carried out to conducting wire 10 by plastic cable clamp 11,
So that it is clean and tidy on workbench 4, neat, not in disorder, bad interference will not be generated to detection operation, it is unnecessary also to generate
Security risk.
It is in series in the circuit convenient for the switch indication light 5 of observation connecting and disconnecting of the circuit, being equipped with switch indication light 5 can be more
The on-off of intuitive decision circuitry, it is easy directly to reduce the time of measurement, measurement efficiency is improved, while can also sentence faster
The performance of disconnected heating tube, makes accurate judgement as soon as possible.
Major function and operation:
1, heating tube both ends are connected to by two electrode tips of A, B, thermocouple measurement end C is placed in heating pipe surface；2,
Power supply is connected, adjustable constant voltage regulated power supply master switch is opened, adjusts the voltage at the both ends output end D, E；3, indicator light is turned on the switch,
Instrument temperature-control range is set；4, regulated power supply output switch is opened, starts to measure heating tube heating temperature, and remember by timer
Record heating tube is heated to the time required for setting temperature.
After instrument displays temperature is raised to setting temperature, contactor power-off, heating tube no current passes through, under timer record
The heating time of heating tube；When temperature drops to setting temperature or less, contactor is powered, heating tube heating.
Working principle: regulated power supply provides stable voltage or electric current, exports under off state, voltage can be preset
Value, 0-20V.It is powered by fixed voltage to heating tube, real time temperature, instrument is detected by thermocouple in time after heating tube heating
Maximum heating temperature is arranged in table, and after heating tube reaches setting temperature, instrument is fed back into contactor, disconnection in contactor meeting
It connects, forms open circuit；When thermocouple detection heating tube temperature drops to the temperature range of setting, instrument is fed back into contactor,
Contactor is connected, and is formed access, is continued to heat, while timer was calculated and counted to the heating time of heating tube.
Above-described embodiment elaborates the utility model.Certainly, above description is not the limit to the utility model
System, the utility model are also not limited to above-mentioned example, and related technical personnel are made in the essential scope of the utility model
Variation, remodeling, addition are reduced, replacement, also belong to the protection scope of the utility model.
Claims (9)
1. a kind of heating tube electric heating detection device, including pedestal, it is characterised in that: be equipped with workbench, In on the base
The workbench is equipped with heating tube fixing end, regulated power supply and contactor, and the both ends of the heating tube fixing end pass through conducting wire
It is connected respectively with the two poles of the earth of regulated power supply, heating tube to be detected, the heating tube is equipped in the heating tube fixing end
One end be also connected with thermocouple, the other end of the thermocouple is connected with secondary meter, the other end of the secondary meter with
Contactor is connected, and the contactor is connected with regulated power supply, secondary meter and heating tube respectively by conducting wire.
2. heating tube electric heating detection device according to claim 1, it is characterised in that: the contactor by conducting wire with
Secondary meter is connected in series.
3. heating tube electric heating detection device according to claim 1, it is characterised in that: the regulated power supply is adjustable steady
Voltage source, the range ability of the regulated power supply are 0-20V.
4. heating tube electric heating detection device according to claim 1, it is characterised in that: the secondary meter is digital display temperature
Control instrument.
5. heating tube electric heating detection device according to claim 1, it is characterised in that: by leading on the contactor
Line is parallel with timer.
6. heating tube electric heating detection device according to claim 5, it is characterised in that: the timer is digital meter
When device.
7. heating tube electric heating detection device according to claim 1, it is characterised in that: if being equipped on the workbench
Conducting wire is fixed conductor grip on the table by dry.
8. heating tube electric heating detection device according to claim 1, it is characterised in that: be in series in circuit convenient for seeing
Examine the switch indication light of connecting and disconnecting of the circuit.
9. heating tube electric heating detection device according to claim 8, it is characterised in that: the regulated power supply, secondary instrument
Table and switch indication light are connected with common power.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920367284.6U CN209707417U (en) | 2019-03-22 | 2019-03-22 | A kind of heating tube electric heating detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920367284.6U CN209707417U (en) | 2019-03-22 | 2019-03-22 | A kind of heating tube electric heating detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209707417U true CN209707417U (en) | 2019-11-29 |
Family
ID=68645038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920367284.6U Active CN209707417U (en) | 2019-03-22 | 2019-03-22 | A kind of heating tube electric heating detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209707417U (en) |
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2019
- 2019-03-22 CN CN201920367284.6U patent/CN209707417U/en active Active
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