CN108955919A - A kind of novel fire resistant armoured thermocouple - Google Patents
A kind of novel fire resistant armoured thermocouple Download PDFInfo
- Publication number
- CN108955919A CN108955919A CN201811101439.8A CN201811101439A CN108955919A CN 108955919 A CN108955919 A CN 108955919A CN 201811101439 A CN201811101439 A CN 201811101439A CN 108955919 A CN108955919 A CN 108955919A
- Authority
- CN
- China
- Prior art keywords
- thermocouple
- external insulation
- thermo wires
- metal block
- fire resistant
- 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.)
- Pending
Links
- 230000009970 fire resistant effect Effects 0.000 title claims abstract description 12
- 238000009422 external insulation Methods 0.000 claims abstract description 34
- 229910052751 metal Inorganic materials 0.000 claims abstract description 18
- 239000002184 metal Substances 0.000 claims abstract description 18
- 239000000463 material Substances 0.000 claims abstract description 16
- 238000000926 separation method Methods 0.000 claims abstract description 10
- 239000011248 coating agent Substances 0.000 claims abstract description 7
- 238000000576 coating method Methods 0.000 claims abstract description 7
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 6
- 239000000919 ceramic Substances 0.000 claims description 6
- 239000000835 fiber Substances 0.000 claims description 6
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 229910017052 cobalt Inorganic materials 0.000 claims description 3
- 239000010941 cobalt Substances 0.000 claims description 3
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical group [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 3
- 239000000945 filler Substances 0.000 claims description 3
- 239000003365 glass fiber Substances 0.000 claims description 3
- 239000000395 magnesium oxide Substances 0.000 claims description 3
- 239000000843 powder Substances 0.000 claims description 3
- 229920002379 silicone rubber Polymers 0.000 claims description 3
- 229910000601 superalloy Inorganic materials 0.000 claims description 3
- 238000009529 body temperature measurement Methods 0.000 description 5
- 238000005259 measurement Methods 0.000 description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical group [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009510 drug design Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000011133 lead Substances 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 229910052703 rhodium Inorganic materials 0.000 description 1
- 239000010948 rhodium Substances 0.000 description 1
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/08—Protective devices, e.g. casings
- G01K1/12—Protective devices, e.g. casings for preventing damage due to heat overloading
Abstract
The present invention provides a kind of novel fire resistant armoured thermocouple, including casing and the thermocouple of cannula cavity is set, thermocouple includes positive thermo wires, metal block and cathode thermo wires, positive thermo wires is connect by metal block with cathode thermo wires, the quantity of thermocouple is even number, even number thermocouple is connected by conducting wire, external insulation sleeve is provided with outside even number thermocouple, the fixed frame of fixed metal block is provided in external insulation sleeve, it is provided with external insulation layer in casing and external insulation sleeve, jacket exterior is provided with high-temperaure coating.Using the material selection of casing, external insulation layer, external insulation sleeve, separation sleeve and casing outer coating, rationally designs and realize that the high temperature resistant of thermocouple uses.
Description
Technical field
The present invention relates to thermal resistance fields, and in particular to a kind of novel fire resistant armoured thermocouple.
Background technique
Thermal resistance (thermal resistor) is a kind of most common temperature detector of middle low-temperature space.Thermistor Temperature Measurement is
Increase this characteristic as the temperature increases based on the resistance value of metallic conductor to carry out temperature measurement.It is mainly characterized by
Measurement accuracy is high, and performance is stablized.The temperature-measurement principle of thermal resistance is that the resistance value based on conductor or semiconductor varies with temperature and becomes
Change this characteristic to measure temperature and parameter related with temperature.Thermal resistance is mostly made of pure metal material, and application at present is most
More is platinum and copper, has been started now using the materials such as nickel, manganese and rhodium manufacture thermal resistance.Thermal resistance usually requires a resistance signal
It is transmitted on Computer Control Unit or other secondary meters by lead.
Armoured thermocouple be composed of temperature-sensing element (resistor body), lead, insulating materials, stainless steel sleeve pipe it is solid
Body, compared with common type thermocouple, it has the advantage that small in size, and internal without air-gap, in thermal inertia, measurement delay is small；Machine
Tool performance is good, resistance to vibration, shock resistance；It can be bent, be easily installed；Long service life.
Armoured thermocouple has a wide range of application in currently available technology, still has several drawbacks in actual use, example
It such as when being applied to high temperature measurement, needs to improve the high temperature resistance of armoured thermocouple, can also be achieved the replaceable of thermocouple and ask
Topic is, it can be achieved that economize on resources.
Summary of the invention
The problem to be solved in the present invention is to provide a kind of novel fire resistant armouring heat for the temperature measurement under hot environment
Galvanic couple.
In order to solve the above technical problems, the technical solution adopted by the present invention is that: a kind of novel fire resistant armoured thermocouple, packet
It includes casing and the thermocouple of described sleeve pipe inner cavity is set, the thermocouple includes positive thermo wires, metal block and cathode thermo wires, institute
It states positive thermo wires to connect by the metal block with the cathode thermo wires, the quantity of the thermocouple is even number, the even number
A thermocouple is connected by conducting wire, is provided with external insulation sleeve outside the even number thermocouple, is provided in the external insulation sleeve solid
External insulation layer, setting outside described sleeve pipe are provided in the fixed frame of the fixed metal block, described sleeve pipe and the external insulation sleeve
There is high-temperaure coating.
Further, the quantity of the thermocouple be 2 perhaps 4 described 2 or 4 thermocouples press U-shaped arrangement,
The cathode thermo wires of the first positive thermo wires and end passes through conducting wire respectively and is connected with display.
Further, separation sleeve is provided on the outside of the conducting wire, the material of the separation sleeve is ceramic fibre.
Further, magnesia powder is provided in the external insulation sleeve, the material of the external insulation sleeve is silicon rubber glass
Fiber.
Further, the material of described sleeve pipe is cobalt base superalloy, and the external insulation layer is ceramic fibre filler, institute
Stating the material of metal block is Austria for body stainless steel.
The advantages and positive effects of the present invention are:
One, it is realized using material selection, the rational design of casing, external insulation layer, external insulation sleeve, separation sleeve and casing outer coating
The high temperature resistant of thermocouple uses.
Two, it is the U-shaped arrangement of even number by thermocouple design, and positive and negative anodes thermo wires is connected using metal block, increases thermocouple
Quantity enhancing measurement accuracy, while using thermocouple is arranged in external insulation sleeve, it can be achieved that thermocouple it is replaceable.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention.
In figure:
| 1, display | 2, casing | 3, external insulation layer |
| 4, external insulation sleeve | 5, conducting wire | 6, thermocouple |
| 7, separation sleeve | 8, cathode thermo wires | 9, metal block |
| 10, positive thermo wires |
Specific embodiment
Specific embodiments of the present invention are illustrated with reference to the accompanying drawing:
As shown in Figure 1, the present invention provides a kind of novel fire resistant armoured thermocouple, including casing 2 and 2 inner cavity of casing is set
Thermocouple 6, thermocouple 6 include positive thermo wires 10, metal block 9 and cathode thermo wires 8, and positive thermo wires 10 passes through metal block 9 and cathode
Thermo wires 8 connects, and the quantity of thermocouple 6 is even number, and even number thermocouple 6 is connected by conducting wire 5,6 peripheral hardware of even number thermocouple
It is equipped with external insulation sleeve 4, the fixed frame of fixed metal block 9 is provided in external insulation sleeve 4, is provided in casing 2 and external insulation sleeve 4 outer
Insulating layer 3 is provided with high-temperaure coating outside casing 2.
The quantity of thermocouple 6 is 2, and perhaps 42 or 4 thermocouples 6 press U-shaped arrangement, the first positive thermo wires 10
Display 1 is connected with by conducting wire 5 respectively with the cathode thermo wires 8 at end.
Separation sleeve 7 is provided on the outside of conducting wire 5, the material of separation sleeve 7 is ceramic fibre.
Magnesia powder is provided in external insulation sleeve 4, the material of external insulation sleeve 4 is silicon rubber glass fibre.
The material of casing 2 is cobalt base superalloy, and external insulation layer 3 is ceramic fibre filler, and the material of metal block 9 is Austria
For body stainless steel.
It selected using the material of casing 2, external insulation layer 3,2 outer coating of external insulation sleeve 4, separation sleeve 7 and casing, rationally set
Meter realizes that the high temperature resistant of thermocouple 6 uses.
Thermocouple 6 is designed as the U-shaped arrangement of even number, and positive and negative anodes thermo wires 8 is connected using metal block 9, increases thermocouple 6
Quantity enhancing measurement accuracy, while using thermocouple 6 is arranged in external insulation sleeve 4, it can be achieved that thermocouple 6 can be more
It changes.
The embodiments of the present invention have been described in detail above, but content is only the preferred embodiment of the present invention,
It should not be considered as limiting the scope of the invention.All changes and improvements made in accordance with the scope of the present invention, should all
It still belongs within this patent covering scope.
Claims (5)
1. a kind of novel fire resistant armoured thermocouple, including casing and the thermocouple of described sleeve pipe inner cavity is set, feature exists
In: the thermocouple includes positive thermo wires, metal block and cathode thermo wires, and the anode thermo wires is born by the metal block with described
The connection of pole thermo wires, the quantity of the thermocouple are even number, and the even number thermocouple is connected by conducting wire, the even number heat
It is provided with external insulation sleeve outside galvanic couple, the fixed frame of the fixed metal block, described sleeve pipe and institute are provided in the external insulation sleeve
It states and is provided with external insulation layer in external insulation sleeve, be provided with high-temperaure coating outside described sleeve pipe.
2. a kind of novel fire resistant armoured thermocouple according to claim 1, it is characterised in that: the quantity of the thermocouple
For 2, perhaps 4 described 2 or 4 thermocouples press U-shaped arrangement, the cathode of the first positive thermo wires and end
Thermo wires passes through conducting wire respectively and is connected with display.
3. a kind of novel fire resistant armoured thermocouple according to claim 1, it is characterised in that: setting on the outside of the conducting wire
There is separation sleeve, the material of the separation sleeve is ceramic fibre.
4. a kind of novel fire resistant armoured thermocouple according to claim 1, it is characterised in that: set in the external insulation sleeve
It is equipped with magnesia powder, the material of the external insulation sleeve is silicon rubber glass fibre.
5. a kind of novel fire resistant armoured thermocouple according to claim 1, it is characterised in that: the material of described sleeve pipe is
Cobalt base superalloy, the external insulation layer are ceramic fibre filler, and the material of the metal block is Austria for body stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811101439.8A CN108955919A (en) | 2018-09-20 | 2018-09-20 | A kind of novel fire resistant armoured thermocouple |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811101439.8A CN108955919A (en) | 2018-09-20 | 2018-09-20 | A kind of novel fire resistant armoured thermocouple |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108955919A true CN108955919A (en) | 2018-12-07 |
Family
ID=64471833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811101439.8A Pending CN108955919A (en) | 2018-09-20 | 2018-09-20 | A kind of novel fire resistant armoured thermocouple |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108955919A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113804723A (en) * | 2021-09-17 | 2021-12-17 | 华霆（合肥）动力技术有限公司 | Battery thermal runaway detection system and method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2629017Y (en) * | 2002-12-27 | 2004-07-28 | 重庆大学 | Inserting sheet type heat-flow meter sensor |
| CN102865938A (en) * | 2012-09-07 | 2013-01-09 | 清华大学 | Thermocouple and forming method of thermocouple |
| CN104481608A (en) * | 2014-11-07 | 2015-04-01 | 中国南方航空工业(集团)有限公司 | Temperature measuring device, aerial turboprop engine and temperature measuring method |
| CN105806504A (en) * | 2016-03-30 | 2016-07-27 | 宁波艾克威特智能科技有限公司 | High-temperature-resistant cheap metal armored thermocouple and manufacturing method thereof |
| CN106568519A (en) * | 2016-11-07 | 2017-04-19 | 宁波精丰测控技术有限公司 | Heat-resisting ceramic-armored high-temperature thermocouple and manufacturing method thereof |
| CN206311223U (en) * | 2016-12-16 | 2017-07-07 | 重庆材料研究院有限公司 | Measure the sensor cluster of mean temperature |
-
2018
- 2018-09-20 CN CN201811101439.8A patent/CN108955919A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2629017Y (en) * | 2002-12-27 | 2004-07-28 | 重庆大学 | Inserting sheet type heat-flow meter sensor |
| CN102865938A (en) * | 2012-09-07 | 2013-01-09 | 清华大学 | Thermocouple and forming method of thermocouple |
| CN104481608A (en) * | 2014-11-07 | 2015-04-01 | 中国南方航空工业(集团)有限公司 | Temperature measuring device, aerial turboprop engine and temperature measuring method |
| CN105806504A (en) * | 2016-03-30 | 2016-07-27 | 宁波艾克威特智能科技有限公司 | High-temperature-resistant cheap metal armored thermocouple and manufacturing method thereof |
| CN106568519A (en) * | 2016-11-07 | 2017-04-19 | 宁波精丰测控技术有限公司 | Heat-resisting ceramic-armored high-temperature thermocouple and manufacturing method thereof |
| CN206311223U (en) * | 2016-12-16 | 2017-07-07 | 重庆材料研究院有限公司 | Measure the sensor cluster of mean temperature |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113804723A (en) * | 2021-09-17 | 2021-12-17 | 华霆（合肥）动力技术有限公司 | Battery thermal runaway detection system and method |
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