CN206132673U - A sample platform for going on high warm electrical parameter measuring - Google Patents
A sample platform for going on high warm electrical parameter measuring Download PDFInfo
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- CN206132673U CN206132673U CN201621109644.5U CN201621109644U CN206132673U CN 206132673 U CN206132673 U CN 206132673U CN 201621109644 U CN201621109644 U CN 201621109644U CN 206132673 U CN206132673 U CN 206132673U
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- sample
- sample stage
- sample platform
- high temperature
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- 238000010438 heat treatment Methods 0.000 claims abstract description 19
- 238000005259 measurement Methods 0.000 claims description 20
- 239000000463 material Substances 0.000 claims description 7
- 239000000919 ceramic Substances 0.000 claims description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 239000000523 sample Substances 0.000 description 140
- 238000012360 testing method Methods 0.000 description 6
- 230000005619 thermoelectricity Effects 0.000 description 5
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 3
- 229910052721 tungsten Inorganic materials 0.000 description 3
- 239000010937 tungsten Substances 0.000 description 3
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
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- Investigating Or Analyzing Materials Using Thermal Means (AREA)
Abstract
The utility model discloses a sample platform for going on high warm electrical parameter measuring, including sample platform support, sample platform and bodiness piece, the sample platform sets up on sample platform support, the sample platform includes sample platform and lower sample platform, the bodiness piece sets up respectively between last sample platform and sample platform support under and between sample platform and the sample platform support, the sample is placed in last sample platform under and between the sample platform, it all is equipped with the gasket with lower sample bench to go up the sample platform, go up the sample platform and carry out centre gripping through the gasket to the sample with lower sample platform, be equipped with the heating pipe on the sample platform support, the heating pipe is close to the one end setting of sample, upward all be equipped with the thermocouple in sample platform and the lower sample platform, the temperature at sample both ends is gathered to the thermocouple. Be convenient for measure the thermoelectric parameter of the high temperature of sample, adapt to the not sample of co -altitude, avoided under high temperature environment the sample platform perishable, short -lived to improve the measuring accuracy and improved stability.
Description
Technical field
This utility model is related to thermoelectricity parameter testing technical field, and in particular to one kind is used to carry out high temperature thermoelectric parameter survey
The sample stage of amount.
Background technology
Thermoelectric material has been widely used in thermo-electric generation and electric refrigerating field, and thermoelectricity parameter tester is used for thermoelectricity material
The Seebeck coefficient and resistivity of material is measured, and all the time thermoelectricity parameter measurement equipment is all that research thermoelectric material is indispensable
Few, but for high temperature test part, there are problems that not high measuring accuracy, the perishable short life of sample stage, stability.
The sample stage structure of this utility model Patent design can ensure the data accuracy and stability of high temperature test
On the premise of, the life problems of sample stage are solved, so as to greatly reduce the cost of test, improve the convenience for using.
The content of the invention
The technical problems to be solved in the utility model is, in view of the foregoing defects the prior art has, there is provided Yi Zhongyong
In the sample stage for carrying out high temperature thermoelectric parameter measurement, it is easy to measure the high temperature thermoelectric parameter of sample, adapts to differing heights
Sample, it is to avoid in high temperature environments sample stage is perishable, short life, so as to improve measuring accuracy and improve stable
Property.
This utility model is that the technical scheme that solution above-mentioned technical problem is adopted is：
A kind of sample stage for carrying out high temperature thermoelectric parameter measurement, including sample platform bracket, sample stage and piece is thickened, sample
Sample platform is arranged on sample platform bracket, and sample stage includes upper sample stage and lower sample stage, thickens piece and is respectively arranged at sample stage
Between sample platform bracket and it is lower sample is positioned between sample stage and lower sample stage between sample stage and sample platform bracket,
Pad is equipped with upper sample stage and lower sample stage, upper sample stage and lower sample stage are clamped by pad to sample, sample
Platform support is provided with heating tube, and heating tube is arranged near one end of sample, and in upper sample stage and lower sample stage thermocouple is equipped with,
The temperature at thermocouple collection sample two ends.
According to above-mentioned technical proposal, fluted and block is all provided with upper sample stage and lower sample stage, pad is arranged at groove
In, the upper end of block compress gasket makes pad be fixed in groove.
According to above-mentioned technical proposal, the pad is metallic gasket.
According to above-mentioned technical proposal, described heating tube is heating ceramic pipe.
According to above-mentioned technical proposal, heating pipe built is arranged at sample platform bracket surface or inside.
According to above-mentioned technical proposal, described thermocouple is armoured thermocouple.
According to above-mentioned technical proposal, the side of upper sample stage and lower sample stage is equipped with shrinkage pool, in thermocouple insertion shrinkage pool.
According to above-mentioned technical proposal, high-temperature insulating glue is scribbled between thermocouple and shrinkage pool, for sealing.
According to above-mentioned technical proposal, the material of sample stage is copper.
According to above-mentioned technical proposal, on upper sample stage and lower sample stage current feed is respectively equipped with.
This utility model has the advantages that：
Sample one end is set to produce high temperature by heating tube, by clamping of the sample stage to sample, by the setting of thermocouple,
It is easy to measure the high temperature thermoelectric parameter of sample, by the height for thickening the sample that the quantity and thickness adjustment of piece can be clamped
Degree scope, adapts to the sample of differing heights, pad avoids sample and directly contacts with sample stage in high temperature test, it is to avoid
Sample stage is perishable under hot environment, short life, so as to improve measuring accuracy and improve stability.
Description of the drawings
Fig. 1 is the structural representation of the sample stage for being used to carry out high temperature thermoelectric parameter measurement in this utility model embodiment；
Fig. 2 is the structural representation of sample stage in this utility model embodiment；
In figure, 1- thickens piece, 2- sample platform brackets, 3- blocks, 4- samples, 5- pads, 6- sample stages, 7- heating ceramics
Pipe, 8- thermocouples, 9- probes, 10- shrinkage pools.
Specific embodiment
This utility model is described in detail with reference to the accompanying drawings and examples.
With reference to shown in Fig. 1～Fig. 2, it is used to carry out high temperature thermoelectric parameter measurement in a kind of embodiment that this utility model is provided
Sample stage, including sample platform bracket 2, sample stage 6 and thicken piece 1, sample stage 6 is arranged on sample platform bracket 2, sample stage 6
Including upper sample stage and lower sample stage, thicken piece 1 be respectively arranged between sample stage and sample platform bracket 2 and lower sample stage with
Between sample platform bracket 2, sample 4 is positioned between sample stage and lower sample stage, is equipped with upper sample stage and lower sample stage
Pad 5, upper sample stage and lower sample stage are clamped by pad 5 to sample 4, and sample platform bracket 2 is provided with heating tube, heating
Pipe is arranged near one end of sample 4, and the two ends for making sample 4 produce dynamic temperature difference, and in upper sample stage and lower sample stage heat is equipped with
Galvanic couple 8, the temperature at the collection sample 4 of thermocouple 8 two ends, by the temperature for collecting the two ends of sample 4, can be in the hope of the two ends of sample 4
Temperature difference and thermoelectrical potential, for the two ends temperature change of quick response sample 4；The one end of sample 4 is set to produce high temperature by heating tube,
By clamping of the sample stage 6 to sample 4, by the setting of thermocouple, it is easy to measure the high temperature thermoelectric parameter of sample, leads to
The altitude range of the sample that the quantity that thickens piece and thickness adjustment can be clamped is crossed, the sample of differing heights is adapted to, pad 5 is avoided
Sample 4 directly contacts with sample stage 6 in high temperature test, it is to avoid in high temperature environments sample stage is perishable, short life, from
And improve measuring accuracy and improve stability.
Further, sample platform bracket 2 wraps sample platform bracket and lower sample platform bracket, upper sample platform bracket and lower sample
Platform support is connected respectively with upper sample stage and lower sample stage.
Further, fluted and block 3 is all provided with upper sample stage and lower sample stage, pad 5 is arranged in groove, block
The upper end of 3 compress gaskets 5, makes pad 5 be fixed in groove.
Further, the pad 5 is metallic gasket 5.
Further, described heating tube is heating ceramic pipe 7.
Further, heat pipe built and be arranged at the surface of sample platform bracket 2 or inside.
Further, described thermocouple 8 is armoured thermocouple 8.
Further, the side of upper sample stage and lower sample stage is equipped with shrinkage pool 10, in the insertion shrinkage pool 10 of thermocouple 8.
Further, high-temperature insulating glue is scribbled between thermocouple 8 and shrinkage pool 10, prevents shrinkage pool 10 from corroding for sealing.
Further, the material of sample stage 6 is copper.
Further, it is respectively equipped with current feed on upper sample stage and lower sample stage；From on upper sample stage and lower sample stage
The electric potential difference of the upper and lower ends of traverse survey sample 4 of extraction.
In one embodiment of the present utility model, operation principle of the present utility model：
This utility model patent is related to a kind of sample stage structure that can carry out high temperature thermoelectric parameter measurement, thermoelectricity parameter master
Including：Resistivity, Seebeck coefficient and thermal conductivity, using the instrument of this sample stage resistivity and Seebeck coefficient can be carried out
Measurement.
Upper sample stage and the clamping of lower sample stage that sample 4 is installed by sample platform bracket 2, when Seebeck coefficient is tested,
Heating ceramic pipe 7 is installed in lower bracket inside, for producing the dynamic temperature difference at the two ends of sample 4；Armoured thermocouple 8 inserts sample
In platform 6, the temperature of the upper and lower ends of measuring samples 4；The electric potential difference of the upper and lower ends of traverse survey sample 4 drawn from sample stage 6；
The Seebeck coefficient of sample 4 is tried to achieve by the temperature difference and electric potential difference that collect.
During resistivity measurement, constant-current source passes through sample 4 via the wire drawn on upper sample stage and lower sample stage, using spy
Pin 9 measures the voltage of contact position, and then in conjunction with parameters such as the sizes of sample 4 resistivity value of sample 4 is calculated.
The core of sample stage 6 is made up of armoured thermocouple 8, sample stage 6 and metallic gasket 5；And pacify in sample stage 6
There is shrinkage pool 10 at the opening of dress armoured thermocouple 8, prevent from attempting the problems such as corroding using caused perforate for filling with sealant.
Probe 9 is tungsten tipped probe 9, and two tungsten tipped probes 9 are withstood on sample 4 from side, during resistivity measurement, by upper sample stage
Lead to fixed current with the lead on lower sample stage, and using the voltage signal on this two collection sample 4 of tungsten tipped probes 9 surfaces.
Only preferred embodiment of the present utility model above, can not limit the power of this utility model with this certainly
Sharp scope, therefore the equivalence changes made according to this utility model claim, still belong to protection domain of the present utility model.
Claims (10)
1. a kind of sample stage for carrying out high temperature thermoelectric parameter measurement, it is characterised in that including sample platform bracket, sample stage and
Piece is thickened, sample stage is arranged on sample platform bracket, sample stage includes upper sample stage and lower sample stage, thickens piece and is respectively arranged at
Between upper sample stage and sample platform bracket and lower between sample stage and sample platform bracket, sample is positioned over sample stage with lower sample
Between platform, pad is equipped with upper sample stage and lower sample stage, upper sample stage and lower sample stage are pressed from both sides by pad to sample
Hold, sample platform bracket is provided with heating tube, heating tube is arranged near one end of sample, is equipped with upper sample stage and lower sample stage
Thermocouple, the temperature at thermocouple collection sample two ends.
2. the sample stage for carrying out high temperature thermoelectric parameter measurement according to claim 1, it is characterised in that upper sample stage
Fluted and block is all provided with lower sample stage, pad is arranged in groove, the upper end of block compress gasket is fixed on pad
In groove.
3. the sample stage for carrying out high temperature thermoelectric parameter measurement according to claim 1 and 2, it is characterised in that described
Pad is metallic gasket.
4. the sample stage for carrying out high temperature thermoelectric parameter measurement according to claim 1, it is characterised in that it is described plus
Heat pipe is heating ceramic pipe.
5. the sample stage for carrying out high temperature thermoelectric parameter measurement according to claim 1, it is characterised in that heating tube is embedding
Enter formula and be arranged at sample platform bracket surface or inside.
6. the sample stage for carrying out high temperature thermoelectric parameter measurement according to claim 1, it is characterised in that described heat
Galvanic couple is armoured thermocouple.
7. the sample stage for carrying out high temperature thermoelectric parameter measurement according to claim 1, it is characterised in that upper sample stage
Shrinkage pool is equipped with the side of lower sample stage, in thermocouple insertion shrinkage pool.
8. the sample stage for carrying out high temperature thermoelectric parameter measurement according to claim 7, it is characterised in that thermocouple with
High-temperature insulating glue is scribbled between shrinkage pool, for sealing.
9. the sample stage for carrying out high temperature thermoelectric parameter measurement according to claim 1 or 7, it is characterised in that sample
The material of platform is copper.
10. the sample stage for carrying out high temperature thermoelectric parameter measurement according to claim 1 or 7, it is characterised in that loading
Current feed is respectively equipped with sample platform and lower sample stage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621109644.5U CN206132673U (en) | 2016-10-10 | 2016-10-10 | A sample platform for going on high warm electrical parameter measuring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621109644.5U CN206132673U (en) | 2016-10-10 | 2016-10-10 | A sample platform for going on high warm electrical parameter measuring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206132673U true CN206132673U (en) | 2017-04-26 |
Family
ID=58572731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621109644.5U Active CN206132673U (en) | 2016-10-10 | 2016-10-10 | A sample platform for going on high warm electrical parameter measuring |
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| Country | Link |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109030552A (en) * | 2018-07-10 | 2018-12-18 | 西南交通大学 | Thermoelectricity parameter test device and system |
| CN112034002A (en) * | 2020-09-04 | 2020-12-04 | 中国计量科学研究院 | A kind of measuring device and method for Seebeck coefficient of thermoelectric material |
-
2016
- 2016-10-10 CN CN201621109644.5U patent/CN206132673U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109030552A (en) * | 2018-07-10 | 2018-12-18 | 西南交通大学 | Thermoelectricity parameter test device and system |
| CN109030552B (en) * | 2018-07-10 | 2024-03-08 | 西南交通大学 | Thermoelectric parameter testing device and system |
| CN112034002A (en) * | 2020-09-04 | 2020-12-04 | 中国计量科学研究院 | A kind of measuring device and method for Seebeck coefficient of thermoelectric material |
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