CN106092949A - Constant temperature diffusion type sulfur hexafluoride infrared sensor calibration equipment - Google Patents
Constant temperature diffusion type sulfur hexafluoride infrared sensor calibration equipment Download PDFInfo
- Publication number
- CN106092949A CN106092949A CN201610777035.5A CN201610777035A CN106092949A CN 106092949 A CN106092949 A CN 106092949A CN 201610777035 A CN201610777035 A CN 201610777035A CN 106092949 A CN106092949 A CN 106092949A
- Authority
- CN
- China
- Prior art keywords
- calorstat
- guide pin
- pin bushing
- plunger
- chamber door
- 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.)
- Granted
Links
- 229910018503 SF6 Inorganic materials 0.000 title claims abstract description 34
- SFZCNBIFKDRMGX-UHFFFAOYSA-N sulfur hexafluoride Chemical compound FS(F)(F)(F)(F)F SFZCNBIFKDRMGX-UHFFFAOYSA-N 0.000 title claims abstract description 32
- 229960000909 sulfur hexafluoride Drugs 0.000 title claims abstract description 31
- 238000009792 diffusion process Methods 0.000 title claims abstract description 11
- 239000004020 conductor Substances 0.000 claims abstract description 6
- 238000007789 sealing Methods 0.000 claims abstract description 4
- 229920000742 Cotton Polymers 0.000 claims description 5
- 239000011521 glass Substances 0.000 claims description 5
- 239000007787 solid Substances 0.000 claims description 3
- 238000012795 verification Methods 0.000 abstract description 14
- 239000007789 gas Substances 0.000 description 24
- 238000012360 testing method Methods 0.000 description 6
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 229910052717 sulfur Inorganic materials 0.000 description 4
- 239000011593 sulfur Substances 0.000 description 4
- QGHDLJAZIIFENW-UHFFFAOYSA-N 4-[1,1,1,3,3,3-hexafluoro-2-(4-hydroxy-3-prop-2-enylphenyl)propan-2-yl]-2-prop-2-enylphenol Chemical group C1=C(CC=C)C(O)=CC=C1C(C(F)(F)F)(C(F)(F)F)C1=CC=C(O)C(CC=C)=C1 QGHDLJAZIIFENW-UHFFFAOYSA-N 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000006641 stabilisation Effects 0.000 description 3
- 238000011105 stabilization Methods 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
- 230000003252 repetitive effect Effects 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- JDZCKJOXGCMJGS-UHFFFAOYSA-N [Li].[S] Chemical compound [Li].[S] JDZCKJOXGCMJGS-UHFFFAOYSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
- G01N21/3504—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing gases, e.g. multi-gas analysis
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
Constant temperature diffusion type sulfur hexafluoride infrared sensor calibration equipment, including operating board and calorstat, operating board is provided with industrial computer and distributing instrument, on front side of calorstat uncovered and horizontally rotated by hinge and be provided with chamber door, calorstat inner bottom part is provided with support, support is provided with the mounting box that at least three is made up of heat conducting material, described sulfur hexafluoride infrared sensor is located in mounting box, industrial computer is connected with sulfur hexafluoride infrared sensor respectively by power supply connection and distributing instrument connects, distributing instrument is connected with mounting box top by air supply pipe, exhaustor it is provided with bottom mounting box, power supply connection, air supply pipe and exhaustor are through calorstat and respectively and be provided with sealing ring calorstat；Present invention achieves temperature-compensating and the automatic Verification of sensor, temperature-compensating guarantees that heat does not leaks, and improves the automaticity of sensor calibration, it is provided that work efficiency.
Description
Technical field
The present invention relates to a kind of instrument and meter calibration equipment, particularly relate to a kind of constant temperature diffusion type sulfur hexafluoride infrared sensing
Device calibration equipment.
Background technology
At present, infrared sulfur hexafluoride sensor (SF6Sensor) there is excellent characteristic, high reliability and repeatability, 10
Long-life in year, high performance-price ratio；Not by H2O, ethanol, CO2Deng gas interference etc., therefore it is widely used in the SF6 of power equipment
In gas leakage monitoring alarm system (0-1000ppm), SF6Leak detector (0-50ppm), SF6Purity analysis instrument (0-100%) etc.
In product.
This kind of sensor needs periodically to verify, to ensure detection data stabilization and the production safety of instrument product.But
The automated calibration equipment that Current Domestic market is not the most relevant, typically takes the manual mode verified, calibrates and test eye and stare at
Written notes, means fall behind；Owing to being all manual operations, on-the-spot Standard Gases sample gas pipeline, conductive track cross-distribution, it is very easy to send out
Raw contingency；The more important thing is, such present situation causes production efficiency low, can not meet the automatization of production, fast
Speed, the demand such as stable.
Summary of the invention
The present invention is to solve weak point of the prior art, it is provided that a kind of simple in construction, easily operated, verification efficiency
High, the constant temperature diffusion type sulfur hexafluoride infrared sensor calibration equipment of dependable performance.
For solving above-mentioned technical problem, the present invention adopts the following technical scheme that constant temperature diffusion type sulfur hexafluoride infrared sensing
Device calibration equipment, including operating board and calorstat, operating board is provided with industrial computer and distributing instrument, uncovered and pass through on front side of calorstat
Hinge horizontally rotates and is provided with chamber door, and calorstat inner bottom part is provided with support, and support is provided with at least three and is made up of heat conducting material
Mounting box, described sulfur hexafluoride infrared sensor is located in mounting box, industrial computer by power supply connection respectively with hexafluoro
Changing sulfur infrared sensor to connect and distributing instrument connection, distributing instrument is connected with mounting box top by air supply pipe, sets bottom mounting box
Having exhaustor, power supply connection, air supply pipe and exhaustor are through calorstat and respectively and be provided with sealing ring calorstat；
It is provided with fixed block on front side of calorstat top inner wall, is provided with lower fixed block on front side of calorstat bottom interior wall, at the bottom of upper fixed block
Portion offers jack, and lower fixed block top offers lower jack, and chamber door is provided with joins with upper jack and lower jack grafting respectively
The plug-in type lock door mechanism closed.
Plug-in type lock door mechanism includes fixing guide pin bushing, lower fixing guide pin bushing, upper plunger and lower plunger, upper fixing guide pin bushing, under
Fixing guide pin bushing, upper plunger and lower plunger are all vertically arranged, and upper fixing guide pin bushing is fixing is located at chamber door upper inside wall, and lower fixing guide pin bushing is solid
Surely being located at chamber door inner wall lower, upper plunger slides and is plugged in fixing guide pin bushing, and lower plunger slides and is plugged in lower fixing guide pin bushing, case
Door inwall is provided with installing rack, installing rack is rotatably connected to rotating shaft along the longitudinal direction, rotating shaft is fixed with gear, before rotating shaft
Hold through chamber door and connect have handle, the bottom of upper plunger is provided with the upper rack engaged with gear, the top of lower plunger be provided with and
The lower tooth bar of gear engagement, upper rack is parallel with lower tooth bar and is positioned at the opposite sides of gear；When chamber door is shut, on upper plunger
Holding the most corresponding with upper jack, lower plunger upper end is the most corresponding with lower jack.
Upper fixing guide pin bushing is provided with two, and a upper fixing guide pin bushing is set in upper plunger top, fixing guide pin bushing set on another
It is located at upper plunger bottom and is positioned at above gear；The most fixing guide pin bushing is provided with two, and under one, fixing guide pin bushing is set under lower plunger
Portion, under another, fixing guide pin bushing is set in lower plunger top and is positioned at below gear.
Calorstat inwall and chamber door inwall are equipped with glass cotton adiabator layer, and chamber door inside wall edge is provided with a circle and constant temperature
The rubber weather strip of case front end face press fit.
Using technique scheme, mounting box is a sealable box made by heat conducting material, and top is arranged
Verification gas access, bottom arranges verification gas outlet, can place multiple sulfur hexafluoride infrared sensor inside mounting box.Verification
Time, in calibration gas enters into mounting box by air supply pipe after being prepared by distributing instrument and spread, treat sulfur hexafluoride infrared sensing
During device signal stabilization, the single-point calibration of sulfur hexafluoride infrared sensor can be realized.Repetitive operation, can complete calibration and hexafluoro
Change the test of sulfur infrared sensor.Owing to mounting box is that Heat Conduction Material is made, change the external temperature of mounting box, can be to hexafluoro
Change sulfur infrared sensor and carry out temperature-compensating test, it is ensured that the degree of accuracy of verification.Gas in calibration or experimentation is from aerofluxus
Pipeline empties.
Mounting box is positioned over inside calorstat, can arrange multiple mounting box in calorstat.The gas of multiple mounting boxs comes in and goes out
The gas pipeline of mouth is parallel relationship.
Sulfur hexafluoride infrared sensor is connected to industrial computer by power supply connection (485 bus), the infrared biography of sulfur hexafluoride
Test data after the verification data of sensor and temperature-compensating and all can upload to industrial computer.
Industrial computer connects distributing instrument and calorstat by serial ports RS232, is controlled by the LABVIEW software run on it
Variable concentrations gas and the configuration of temperature and break-make in checking procedure.The gas that distributing instrument generates enters calorstat by air supply pipe
In mounting box.
Chamber door is set on front side of calorstat, the circuit in calorstat, pipeline and other components and parts can be safeguarded.Permanent
Incubator inwall and chamber door inwall are equipped with glass cotton adiabator layer, and chamber door inside wall edge is provided with a circle and calorstat front end face pressure
Connect the rubber weather strip of cooperation, the heat-insulating property of calorstat can be improved, reduce energy consumption.
Manipulation plug-in type lock door mechanism can quickly open or close chamber door, and it is firm to connect, easy to operate.Concrete operations
Journey: close upper chamber door, push hard chamber door, make rubber weather strip crimp with calorstat front end face；Then rotary handle, rotating shaft drives tooth
Wheel rotates, due to gear both sides respectively with upper rack and lower tooth bar engaged transmission, thus upper rack drives upper plunger along upper fixing
Guide pin bushing moves upward, and the upper end of upper plunger extends upwardly in the upper jack on fixed block, under lower rack drives lower plunger edge
Fixing guide pin bushing moves downward, and the lower end of lower plunger extend in lower jack, owing to upper plunger and lower plunger are plugged in upper inserting respectively
In hole and lower jack, thus chamber door is locked, when chamber door opened by needs, only handle need to be reversely rotated.
Fixing guide pin bushing under two upper fixing guide pin bushings and two is set and can ensure that upper plunger and lower plunger move in the vertical direction,
And guarantee the good engagement with gear.
The present invention based on adaptive Fuzzy PID Control algorithm with STM32F103 as master control (by RS485 serial communication
Control mass flow controller and produce calibrating gas), its man-machine interactive platform uses color touch display screen, and measurement of concetration uses
Advanced infrared sulfur hexafluoride sensor, collects the most again measurement in real time, the switching of manual automatic mode, systematic parameter inquiry, is easy to
Numerous functions such as calibration are in one, simple to operate, dependable performance.Use adaptive Fuzzy PID Control algorithm that instrument is greatly reduced
The prover time of table, improves the verification essence of this device simultaneously by advanced error processing method and temperature drift processing method
Degree, and increase the temperature applicable range of device.At hardware aspect, use technical grade module, improve the reliability of device
And stability.Prover time and precision reach expectation index, and the present invention can be widely used in power system and use lithium
The producer of sulfur associated electrical appliance equipment.
In sum, present invention achieves temperature-compensating and the automatic Verification of sensor, outside temperature-compensating guarantees that heat is not
Let out, improve the automaticity of sensor calibration, it is provided that work efficiency.Regular gas piping, conductive track and communicate
Functions of modules, and hidden with device inside, solve on-the-spot standard gas sample, the loaded down with trivial details present situation of conductive track cross-distribution,
And improve the safety in production.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the rearview of chamber door in Fig. 1.
Detailed description of the invention
As depicted in figs. 1 and 2, the constant temperature diffusion type sulfur hexafluoride infrared sensor calibration equipment of the present invention, including operation
Platform 1 and calorstat 2, operating board 1 is provided with industrial computer 3 and distributing instrument 4, uncovered and horizontally rotated by hinge 5 on front side of calorstat 2
Being provided with chamber door 6, calorstat 2 inner bottom part is provided with support 7, and support 7 is provided with the mounting box that at least three is made up of heat conducting material
8, described sulfur hexafluoride infrared sensor 9 is located in mounting box 8, and industrial computer 3 passes through power supply connection 10 respectively with lithium
Sulfur infrared sensor 9 connects and distributing instrument 4 connects, and distributing instrument 4 is connected with mounting box 8 top by air supply pipe 28, mounting box 8 end
Portion is provided with exhaustor 11, and power supply connection 10, air supply pipe 28 and exhaustor 11 are through calorstat 2 and respectively and calorstat 2
It is provided with sealing ring (not illustrating out in figure).
It is provided with fixed block 12 on front side of calorstat 2 top inner wall, on front side of calorstat 2 bottom interior wall, is provided with lower fixed block 13,
Offering jack 14 bottom upper fixed block 12, lower fixed block 13 top offers lower jack 15, and chamber door 6 is provided with respectively with upper
The plug-in type lock door mechanism that jack 14 and lower jack 15 grafting coordinate.
Plug-in type lock door mechanism includes fixing guide pin bushing 16, lower fixing guide pin bushing 17, upper plunger 18 and lower plunger 19, upper fixing
Guide pin bushing 16, lower fixing guide pin bushing 17, upper plunger 18 and lower plunger 19 are all vertically arranged, and upper fixing guide pin bushing 16 is fixing to be located in chamber door 6
Wall top, lower fixing guide pin bushing 17 is fixing is located at chamber door 6 inner wall lower, and upper plunger 18 slides and is plugged in fixing guide pin bushing 16, lower slotting
Bar 19 slides and is plugged in lower fixing guide pin bushing 17, and chamber door 6 inwall is provided with installing rack 20, and installing rack 20 rotates along the longitudinal direction
Connecting and have rotating shaft 21, rotating shaft 21 is fixed with gear 22, there are handle 23, upper plunger in rotating shaft 21 front end through chamber door 6 connection
The bottom of 18 is provided with the upper rack 24 engaged with gear 22, and the top of lower plunger 19 is provided with the lower tooth bar 25 engaged with gear 22,
Upper rack 24 is parallel with lower tooth bar 25 and is positioned at the opposite sides of gear 22；When chamber door 6 is shut, upper plunger 18 upper end is inserted with upper
Hole about 14 is corresponding, and lower plunger 19 upper end is corresponding with lower jack about 15.
Upper fixing guide pin bushing 16 is provided with two, and a upper fixing guide pin bushing 16 is set in upper plunger 18 top, fixing on another
Guide pin bushing 16 is set in upper plunger 18 bottom and is positioned at above gear 22；The most fixing guide pin bushing 17 is provided with two, fixing guide pin bushing under
17 are set in lower plunger 19 bottom, and under another, fixing guide pin bushing 17 is set in lower plunger 19 top and is positioned at below gear 22.
Calorstat 2 inwall and chamber door 6 inwall are equipped with glass cotton adiabator layer 26, and chamber door 6 inside wall edge is provided with a circle
Rubber weather strip 27 with calorstat 2 front end face press fit.
Mounting box 8 is a sealable box made by heat conducting material, and top arranges verification gas access, bottom
Arranging verification gas outlet, mounting box 8 is internal can place multiple sulfur hexafluoride infrared sensor 9.During verification, calibration gas is by joining
Gas instrument 4 passes through in air supply pipe 28 enters into mounting box 8 after preparing and spreads, and treats sulfur hexafluoride infrared sensor 9 signal stabilization
Time, the single-point calibration of sulfur hexafluoride infrared sensor 9 can be realized.Repetitive operation, can complete calibration and sulfur hexafluoride is infrared
Sensor 9 is tested.Owing to mounting box 8 is that Heat Conduction Material is made, change the external temperature of mounting box 8, can be to sulfur hexafluoride
Infrared sensor 9 carries out temperature-compensating test, it is ensured that the degree of accuracy of verification.Gas in calibration or experimentation is from exhaustor 11
Road empties.
It is internal that mounting box 8 is positioned over calorstat 2, can arrange multiple mounting box 8 in calorstat 2.The gas of multiple mounting boxs 8
The gas pipeline of gateway is parallel relationship.
Sulfur hexafluoride infrared sensor 9 is by power supply connection 10(485 bus) it is connected to industrial computer 3, sulfur hexafluoride is red
Test data after the verification data of outer sensor 9 and temperature-compensating and all can upload to industrial computer 3.
Industrial computer 3 connects distributing instrument 4 and calorstat 2 by serial ports RS232, is come by the LABVIEW software run on it
Control variable concentrations gas and the configuration of temperature and break-make in checking procedure.The gas that distributing instrument 4 generates is entered by air supply pipe 28
Enter the mounting box 8 in calorstat 2.
Chamber door 6 is set on front side of calorstat 2, the circuit in calorstat 2, pipeline and other components and parts can be tieed up
Protect.Calorstat 2 inwall and chamber door 6 inwall are equipped with glass cotton adiabator layer 26, and chamber door 6 inside wall edge is provided with a circle and constant temperature
The rubber weather strip 27 of case 2 front end face press fit, can improve the heat-insulating property of calorstat 2, reduces energy consumption.
Manipulation plug-in type lock door mechanism can quickly open or close chamber door 6, and it is firm to connect, easy to operate.Concrete operations
Journey: close upper chamber door 6, push hard chamber door 6, make rubber weather strip 27 crimp with calorstat 2 front end face；Then rotary handle 23, turn
Axle 21 driven gear 22 rotates, due to gear 22 both sides respectively with upper rack 24 and lower tooth bar 25 engaged transmission, thus upper rack
24 drive upper plungers 18 to move upward along upper fixing guide pin bushing 16, and it is upper that the upper end of upper plunger 18 extends upwardly on fixed block 12
In jack 14, lower tooth bar 25 drives lower plunger 19 to move downward along lower fixing guide pin bushing 17, and the lower end of lower plunger 19 extend into lower inserting
In hole 15, owing to upper plunger 18 and lower plunger 19 are plugged in upper jack 14 and lower jack 15 respectively, thus locked for chamber door 6,
When chamber door 6 opened by needs, only handle 23 need to be reversely rotated.
The shape of the present invention, material, structure etc. are not made any pro forma restriction by the present embodiment, every according to this
Any simple modification, equivalent variations and the modification that above example is made by bright technical spirit, belongs to the technology of the present invention side
The protection domain of case.
Claims (4)
1. constant temperature diffusion type sulfur hexafluoride infrared sensor calibration equipment, it is characterised in that: include operating board and calorstat, operation
Platform is provided with industrial computer and distributing instrument, uncovered and horizontally rotated by hinge and be provided with chamber door on front side of calorstat, calorstat inner bottom part
Being provided with support, support is provided with the mounting box that at least three is made up, described sulfur hexafluoride infrared sensor of heat conducting material
Being located in mounting box, industrial computer is connected with sulfur hexafluoride infrared sensor respectively by power supply connection and distributing instrument connects, and joins
Gas instrument is connected with mounting box top by air supply pipe, is provided with exhaustor, power supply connection, air supply pipe and exhaustor bottom mounting box
Through calorstat and respectively and calorstat, be provided with sealing ring；
It is provided with fixed block on front side of calorstat top inner wall, is provided with lower fixed block on front side of calorstat bottom interior wall, at the bottom of upper fixed block
Portion offers jack, and lower fixed block top offers lower jack, and chamber door is provided with joins with upper jack and lower jack grafting respectively
The plug-in type lock door mechanism closed.
Constant temperature diffusion type sulfur hexafluoride infrared sensor calibration equipment the most according to claim 1, it is characterised in that: grafting
Formula lock door mechanism includes fixing guide pin bushing, lower fixing guide pin bushing, upper plunger and lower plunger, upper fixing guide pin bushing, lower fixing guide pin bushing, upper inserts
Bar and lower plunger are all vertically arranged, and upper fixing guide pin bushing is fixing is located at chamber door upper inside wall, and lower fixing guide pin bushing is fixing to be located in chamber door
Wall bottom, upper plunger slides and is plugged in fixing guide pin bushing, and lower plunger slides and is plugged in lower fixing guide pin bushing, and chamber door inwall is provided with
Installing rack, installing rack is rotatably connected to rotating shaft along the longitudinal direction, and rotating shaft is fixed with gear, and rotating shaft front end is through chamber door also
Connecting and have handle, the bottom of upper plunger is provided with the upper rack engaged with gear, and the top of lower plunger is provided with engages down with gear
Tooth bar, upper rack is parallel with lower tooth bar and is positioned at the opposite sides of gear；When chamber door is shut, on upper plunger upper end and upper jack
Lower correspondence, lower plunger upper end is the most corresponding with lower jack.
Constant temperature diffusion type sulfur hexafluoride infrared sensor calibration equipment the most according to claim 2, it is characterised in that: upper solid
Determining guide pin bushing and be provided with two, a upper fixing guide pin bushing is set in upper plunger top, and on another, fixing guide pin bushing is set under upper plunger
Portion is also positioned at above gear；The most fixing guide pin bushing is provided with two, and under one, fixing guide pin bushing is set in lower plunger bottom, and another is lower solid
Determine guide pin bushing be set in lower plunger top and be positioned at below gear.
4., according to the constant temperature diffusion type sulfur hexafluoride infrared sensor calibration equipment described in claim 1 or 2 or 3, its feature exists
In: calorstat inwall and chamber door inwall are equipped with glass cotton adiabator layer, before chamber door inside wall edge is provided with a circle and calorstat
The rubber weather strip of end face press fit.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610777035.5A CN106092949B (en) | 2016-08-30 | 2016-08-30 | Constant temperature diffusion type sulfur hexafluoride infrared sensor calibration equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610777035.5A CN106092949B (en) | 2016-08-30 | 2016-08-30 | Constant temperature diffusion type sulfur hexafluoride infrared sensor calibration equipment |
Publications (2)
| Publication Number | Publication Date |
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| CN106092949A true CN106092949A (en) | 2016-11-09 |
| CN106092949B CN106092949B (en) | 2019-08-16 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108692870A (en) * | 2018-05-08 | 2018-10-23 | 广州供电局有限公司 | SF6Leak detector test method and device |
| CN108982396A (en) * | 2018-05-30 | 2018-12-11 | 南京信息工程大学 | A kind of infrared CO2Gas sensor and its calibration system and humiture compensation method |
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| CN206074438U (en) * | 2016-08-30 | 2017-04-05 | 河南省日立信股份有限公司 | Constant temperature diffusion type sulfur hexafluoride infrared sensor calibration equipment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108692870A (en) * | 2018-05-08 | 2018-10-23 | 广州供电局有限公司 | SF6Leak detector test method and device |
| CN108982396A (en) * | 2018-05-30 | 2018-12-11 | 南京信息工程大学 | A kind of infrared CO2Gas sensor and its calibration system and humiture compensation method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106092949B (en) | 2019-08-16 |
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