CN203216867U - Reflectivity high temperature testing platform - Google Patents
Reflectivity high temperature testing platform Download PDFInfo
- Publication number
- CN203216867U CN203216867U CN 201320235754 CN201320235754U CN203216867U CN 203216867 U CN203216867 U CN 203216867U CN 201320235754 CN201320235754 CN 201320235754 CN 201320235754 U CN201320235754 U CN 201320235754U CN 203216867 U CN203216867 U CN 203216867U
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- Prior art keywords
- temperature
- stove
- stone
- standing
- glove
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- Expired - Fee Related
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- 238000002310 reflectometry Methods 0.000 title claims abstract description 21
- 239000012212 insulator Substances 0.000 claims abstract description 30
- 230000007246 mechanism Effects 0.000 claims abstract description 8
- 229910052751 metal Inorganic materials 0.000 claims description 35
- 239000002184 metal Substances 0.000 claims description 35
- 239000004575 stone Substances 0.000 claims description 31
- 238000002791 soaking Methods 0.000 claims description 18
- 238000009413 insulation Methods 0.000 claims description 9
- 238000007598 dipping method Methods 0.000 claims description 3
- 239000011358 absorbing material Substances 0.000 abstract description 9
- 238000010438 heat treatment Methods 0.000 abstract description 5
- 239000000463 material Substances 0.000 description 7
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 3
- 239000000956 alloy Substances 0.000 description 2
- 238000010835 comparative analysis Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- YKTSYUJCYHOUJP-UHFFFAOYSA-N [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] Chemical compound [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] YKTSYUJCYHOUJP-UHFFFAOYSA-N 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004299 exfoliation Methods 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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- Investigating Or Analyzing Materials Using Thermal Means (AREA)
Abstract
The utility model discloses a reflectivity high temperature testing platform comprising a support with adjustable height, a testing box, an accommodating furnace plate, a vapor chamber, a temperature-control thermocouple and a device under test. The top of the testing box is provided with a flexible cover plate. A plurality of heating elements are mounted at the bottom of the vapor chamber. The testing box is flexibly mounted on the support through a plurality of horizontal fine tuning mechanisms. The accommodating furnace plate is mounted in the testing box. A heat insulator is filled between the testing box and the accommodating furnace plate. The vapor chamber is mounted in the accommodating furnace plate. The device under test is mounted on the vapor chamber. The temperature-control thermocouple is mounted at the bottom of the testing box. The upper end of the temperature-control thermocouple penetrates through the testing box, the heat insulator and the accommodating furnace plate to be connected to the vapor chamber. The height of the support of the reflectivity high temperature testing platform is adjustable, the reflectivity of the frequency ranging from 1 to 40 GHz and the temperature blow 1200 DEG C can be tested, and test accuracy is high; the reflectivity high temperature testing platform is simple in structure and convenient to use, and is adaptable to developing high-temperature absorbing material.
Description
Technical field
The utility model relates to a kind of microwave centimeter wave and millimeter wave measuring technology, relates in particular to a kind of reflectivity high temperature test platform.
Background technology
Absorbing material is widely used in the civilian and military field, and reflectivity is a direct parameter that characterizes the absorbing material absorbing property.Yet, along with the Mach number of military flight device of new generation improves because pneumatic heating, some position temperature of concealed aircraft up to 500 ℃～900 ℃ even higher.Therefore, military flight device of new generation is to the active demand of stealthy/solar heat protection/structure-function integration material, and the task of development high temperature absorbing material is very urgent.According to national military standard 2038A-2011, material reflectance high temperature test platform is the pacing items of microwave absorbing material performance characterization, sets up test macro to research, the development and application of microwave absorbing material, has very important effect.
The utility model content
The purpose of this utility model is to provide a kind of reflectivity high temperature test platform applicable to development high temperature absorbing material.
The reflectivity high temperature test platform that the utility model provides, the support that comprises adjustable height, the top has the test box of movable cover plate, the glove stone or metal plate for standing a stove on as a precaution against fire, the bottom is equipped with the soaking plate of some heaters, temperature-control heat couple and determinand, described test box is movably arranged on the support by some WidFins mechanism, described glove stone or metal plate for standing a stove on as a precaution against fire is installed in the test box, between described test box and glove stone or metal plate for standing a stove on as a precaution against fire, be filled with thermal insulator, described soaking plate is installed in the glove stone or metal plate for standing a stove on as a precaution against fire, determinand is placed on the described soaking plate, described temperature-control heat couple is installed in the bottom of test box, and test box is passed in the upper end of this temperature-control heat couple, thermal insulator, the glove stone or metal plate for standing a stove on as a precaution against fire links to each other with soaking plate.
Described WidFin mechanism comprises that the top adopts adjuster bar and the round thread seat of spherical structure, be provided with some ball seats in the bottom of described test box, described round thread seat is fixedly mounted on the top of support, described adjuster bar is installed in by being threaded on the round thread seat, and ball seat and the sphere at adjuster bar top of described test box by the bottom agrees with and be movably installed on the support.
More succinct during for use, the utility model also comprises the electrical equipment box that has Aviation Connector, and described electrical equipment box is installed in the test box bottom, and the lower end of described temperature-control heat couple is by being communicated with in a joint and the electrical equipment box.
For making things convenient for the unlatching of cover plate, at described cover plate handle is installed.
Described thermal insulator comprises covers thermal insulator, side thermal insulator and end insulation, described lid thermal insulator is above described glove stone or metal plate for standing a stove on as a precaution against fire and between the cover plate, described side thermal insulator is between the described glove stone or metal plate for standing a stove on as a precaution against fire level outside and test box, 45 ° of dipping type structures are adopted at this side thermal insulator top, and the insulation of the described end is below described glove stone or metal plate for standing a stove on as a precaution against fire and between the test box.
The insulation of test box, the end is passed in the upper end of described temperature-control heat couple, the glove stone or metal plate for standing a stove on as a precaution against fire links to each other with soaking plate.
Also comprise temperature thermocouple, described temperature thermocouple is installed on the described cover plate, and cover plate is passed in its lower end, the lid thermal insulator links to each other with determinand.
Compared with prior art, the utlity model has following advantage:
1, support height of the present utility model is adjustable, but the test frequency scope is in 1～40GHz, the reflectivity under the normal temperature to 1200 ℃;
2, measuring accuracy height, with normal temperature test platform contrastive test, the reflectance test error :≤± 1dB (to the material of reflectivity greater than-10dB);
3, heating rate: 5 ℃-20 ℃/min is adjustable, temperature-controlled precision for after arriving preset temperature and constant temperature 5min≤± 1 ℃.
The utility model is simple in structure, and is easy to use, applicable to development high temperature absorbing material.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the utility model and prior art measured data comparative analysis figure.
Embodiment
As can be seen from Figure 1, this reflectivity high temperature test of the utility model platform, the support 1 that comprises adjustable height, the top has the test box 2 of movable cover plate 21, glove stone or metal plate for standing a stove on as a precaution against fire 3, the bottom is equipped with the soaking plate 4 of some heaters 41, temperature-control heat couple 5 and determinand, test box 2 is movably arranged on the support 1 by some WidFins mechanism 6, glove stone or metal plate for standing a stove on as a precaution against fire 3 is installed in the test box 2, between test box 2 and glove stone or metal plate for standing a stove on as a precaution against fire 3, be filled with thermal insulator 7, soaking plate 4 is installed in the glove stone or metal plate for standing a stove on as a precaution against fire 3, determinand is placed on the soaking plate 4, temperature-control heat couple 5 is installed in the bottom of test box 2, and test box 2 is passed in the upper end of this temperature-control heat couple 5, insulation material 7, glove stone or metal plate for standing a stove on as a precaution against fire 3 links to each other with soaking plate 4.
It can also be seen that from Fig. 1, WidFin of the present utility model mechanism 6 comprises that the top adopts adjuster bar 61 and the round thread seat 62 of spherical structure, be provided with some ball seats 22 in the bottom of test box 2, round thread seat 62 is fixedly mounted on the top of support 1, adjustment seat 62 is installed on the round thread seat 62 by being threaded, adjuster bar 61 is installed in by being threaded on the round thread seat 62, and the sphere at the ball seat 22 of test box 2 by the bottom and adjuster bar 61 tops agrees with and is movably installed on the support 1.
It can also be seen that from Fig. 1 the utility model also comprises electrical equipment box 8 and the temperature thermocouple 9 that has Aviation Connector 81, electrical equipment box 8 is installed in test box 2 bottoms, and the lower end of temperature-control heat couple 5 is by a joint 51 and 8 interior connections of electrical equipment box; At cover plate 21 handle 23 is installed; Thermal insulator 7 comprises covers thermal insulator 71, side thermal insulator 72 and end insulation 73, lid thermal insulator 71 is above the glove stone or metal plate for standing a stove on as a precaution against fire 3 and between the cover plate 21, side thermal insulator 72 is between the glove stone or metal plate for standing a stove on as a precaution against fire 3 levels outside and test box 2,45 ° of dipping type structures are adopted at these side thermal insulator 72 tops, end insulation 73 is below the glove stone or metal plate for standing a stove on as a precaution against fire 3 and between the test box 2, and the upper end of temperature-control heat couple 5 is passed test box 2, end insulation 73, glove stone or metal plate for standing a stove on as a precaution against fire 3 and linked to each other with soaking plate 4; Temperature thermocouple 9 is installed on the cover plate 21, and cover plate 21 is passed in its lower end, lid thermal insulator 71 links to each other with determinand.
Test box 2 of the present utility model adopts high temperature resistant absorbing material to make.
Soaking plate 4 of the present utility model adopts the extraordinary high-temperature alloy material of high temperature resistant (1300 ℃), not oxidative exfoliation scaling of high temperature, distortion little (below 1%) to make.
Heater 41 of the present utility model is the resistance wire of high temperature alloy material, the temperature information that its febrile state can be used by thermopair 5 also is sent to computing machine, sending instructions to temperature control equipment by computing machine more accurately controls its lifting temperature, heating rate: 5 ℃-20 ℃/min is adjustable, temperature-controlled precision for after arriving preset temperature and constant temperature 5min≤± 1 ℃.
Thermopair 5 of the present utility model adopts platinum Pt Rh type thermopair, utilizes the RS232 nine needles serial port of computer, and is interconnected by RS232/485 transition card and temperature controller.
Thermal insulator of the present utility model 7 adopts that quality are light, heat shock resistance and the high aluminum silicate ceramic material of heat-insulating efficiency are made.
Use of the present utility model is as follows:
1, with the central point location of the utility model under segmental support
Get a tightrope and hang down from the center of segmental support, mobile support 1 of the present utility model makes the central point of glove stone or metal plate for standing a stove on as a precaution against fire 3 overlap with vertical line, then by each WidFin mechanism, regulates the levelness of test glove stone or metal plate for standing a stove on as a precaution against fire 3.
2, with the wiring of the utility model and temperature controller
Be be connected inserting with five core Aviation Connector by cable with heating power supply line of the present utility model and temperature controller, and tighten with nut; The compensating wire of temperature-control heat couple 5 usefulness band tinsel armouring is connected connection-peg with special-purpose, and cable and compensating wire should be placed under the pyramid material.
3, calibration
The sheet metal of use and determinand same size and thickness, its thickness requirement basically identical.Sheet metal and determinand all are placed on the soaking plate 4 in the glove stone or metal plate for standing a stove on as a precaution against fire 3.During test, require sheet metal and all placement levels of material model determinand, and sheet metal and determinand placement location are identical.
4, test
After probe temperature reaches the mensuration temperature, be incubated and take off cover plate 21 after 15 minutes, determinand is placed on soaking plate 4 central authorities in the glove stone or metal plate for standing a stove on as a precaution against fire 3, the time interval that takes, puts and test is short as far as possible, successively take off cover plate 21, lid thermal insulator 71, determinand after the end of test (EOT), cover cover plate 21 again.
5, use the absorbing property of normal temperature reflectance test platform and high temperature reflectance test platform test same material respectively, its measured data comparative analysis as shown in Figure 2, this measured data is the result show, the contrast of the normal temperature reflectance test platform of the utility model and prior art, the absorbing property test error≤± 1dB (to the material of reflectivity greater than-10dB).
Claims (7)
1. reflectivity high temperature test platform, it is characterized in that: the support (1) that comprises adjustable height, the top has the test box (2) of movable cover plate (21), glove stone or metal plate for standing a stove on as a precaution against fire (3), the bottom is equipped with the soaking plate (4) of some heaters (41), temperature-control heat couple (5) and determinand, described test box (2) is movably arranged on the support (1) by some WidFin mechanisms (6), described glove stone or metal plate for standing a stove on as a precaution against fire (3) is installed in the test box (2), between described test box (2) and glove stone or metal plate for standing a stove on as a precaution against fire (3), be filled with thermal insulator (7), described soaking plate (4) is installed in the glove stone or metal plate for standing a stove on as a precaution against fire (3), determinand is placed on the described soaking plate (4), described temperature-control heat couple (5) is installed in the bottom of test box (2), and test box (2) is passed in the upper end of this temperature-control heat couple (5), thermal insulator (7), glove stone or metal plate for standing a stove on as a precaution against fire (3) links to each other with soaking plate (4).
2. reflectivity high temperature test platform according to claim 1, it is characterized in that: described WidFin mechanism (6) comprises adjuster bar (61) and the round thread seat (62) of top employing spherical structure, be provided with some ball seats (22) in the bottom of described test box (2), described round thread seat (62) is fixedly mounted on the top of support (1), described adjuster bar (61) is installed in by being threaded on the round thread seat (62), and the sphere at the ball seat (22) of described test box (2) by the bottom and adjuster bar (61) top agrees with and is movably installed on the support (1).
3. reflectivity high temperature test platform according to claim 1, it is characterized in that: also comprise the electrical equipment box (8) that has Aviation Connector (81), described electrical equipment box (8) is installed in test box (2) bottom, and the lower end of described temperature-control heat couple (5) is communicated with by a joint (51) and electrical equipment box (8) are interior.
4. reflectivity high temperature test platform according to claim 1 is characterized in that: at described cover plate (21) handle (23) is installed.
5. reflectivity high temperature test platform according to claim 1, it is characterized in that: described thermal insulator (7) comprises covers thermal insulator (71), side thermal insulator (72) and end insulation (73), described lid thermal insulator (71) is positioned between described glove stone or metal plate for standing a stove on as a precaution against fire (3) top and the cover plate (21), described side thermal insulator (72) is positioned between described glove stone or metal plate for standing a stove on as a precaution against fire (3) the level outside and the test box (2), 45 ° of dipping type structures are adopted at this side thermal insulator (72) top, and described end insulation (73) is positioned between described glove stone or metal plate for standing a stove on as a precaution against fire (3) below and the test box (2).
6. reflectivity high temperature test platform according to claim 5 is characterized in that: the upper end of described temperature-control heat couple (5) is passed test box (2), end insulation (73), glove stone or metal plate for standing a stove on as a precaution against fire (3) and is communicated with soaking plate (4).
7. reflectivity high temperature test platform according to claim 5, it is characterized in that: also comprise temperature thermocouple (9), described temperature thermocouple (9) is installed on the described cover plate (21), and cover plate (21) is passed in its lower end, lid thermal insulator (71) links to each other with determinand.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320235754 CN203216867U (en) | 2013-05-03 | 2013-05-03 | Reflectivity high temperature testing platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320235754 CN203216867U (en) | 2013-05-03 | 2013-05-03 | Reflectivity high temperature testing platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203216867U true CN203216867U (en) | 2013-09-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201320235754 Expired - Fee Related CN203216867U (en) | 2013-05-03 | 2013-05-03 | Reflectivity high temperature testing platform |
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| Country | Link |
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| CN (1) | CN203216867U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108226197A (en) * | 2018-01-11 | 2018-06-29 | 中国科学院合肥物质科学研究院 | For facing the electron reflection rate test platform of plasma source components and test method |
| CN109507212A (en) * | 2018-12-28 | 2019-03-22 | 长沙晶优新材料科技有限公司 | A kind of the reflectance test system and test method of absorbing material |
| CN109708948A (en) * | 2018-12-28 | 2019-05-03 | 长沙晶优新材料科技有限公司 | Heating device and heating means for reflection index of wave suction material test |
| CN109799246A (en) * | 2018-12-28 | 2019-05-24 | 长沙晶优新材料科技有限公司 | Workpiece cushion cap and heating device for reflection index of wave suction material test |
| CN111351806A (en) * | 2020-03-31 | 2020-06-30 | 成都飞机工业（集团）有限责任公司 | Variable-temperature reflectivity test seat device |
| CN113030137A (en) * | 2021-03-16 | 2021-06-25 | 北京环境特性研究所 | System and method for measuring high-temperature reflectivity of wave-absorbing material based on temperature detection |
| CN113125469A (en) * | 2021-03-30 | 2021-07-16 | 中国人民解放军国防科技大学 | Method for testing high-temperature reflectivity of stealth material flat plate |
| CN113984792A (en) * | 2021-10-19 | 2022-01-28 | 大连理工大学 | Heatable microwave absorbing material high-temperature reflectivity test platform and test method |
-
2013
- 2013-05-03 CN CN 201320235754 patent/CN203216867U/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108226197A (en) * | 2018-01-11 | 2018-06-29 | 中国科学院合肥物质科学研究院 | For facing the electron reflection rate test platform of plasma source components and test method |
| CN108226197B (en) * | 2018-01-11 | 2023-11-28 | 中国科学院合肥物质科学研究院 | Electron reflectivity test platform and test method for plasma component |
| CN109507212A (en) * | 2018-12-28 | 2019-03-22 | 长沙晶优新材料科技有限公司 | A kind of the reflectance test system and test method of absorbing material |
| CN109708948A (en) * | 2018-12-28 | 2019-05-03 | 长沙晶优新材料科技有限公司 | Heating device and heating means for reflection index of wave suction material test |
| CN109799246A (en) * | 2018-12-28 | 2019-05-24 | 长沙晶优新材料科技有限公司 | Workpiece cushion cap and heating device for reflection index of wave suction material test |
| CN109708948B (en) * | 2018-12-28 | 2021-07-27 | 长沙晶优新材料科技有限公司 | Heating device and heating method for testing reflectivity of wave-absorbing material |
| CN109799246B (en) * | 2018-12-28 | 2021-11-09 | 长沙晶优新材料科技有限公司 | Workpiece bearing platform and heating device for testing reflectivity of wave-absorbing material |
| CN111351806A (en) * | 2020-03-31 | 2020-06-30 | 成都飞机工业（集团）有限责任公司 | Variable-temperature reflectivity test seat device |
| CN113030137B (en) * | 2021-03-16 | 2023-01-20 | 北京环境特性研究所 | System and method for measuring high-temperature reflectivity of wave-absorbing material based on temperature detection |
| CN113030137A (en) * | 2021-03-16 | 2021-06-25 | 北京环境特性研究所 | System and method for measuring high-temperature reflectivity of wave-absorbing material based on temperature detection |
| CN113125469A (en) * | 2021-03-30 | 2021-07-16 | 中国人民解放军国防科技大学 | Method for testing high-temperature reflectivity of stealth material flat plate |
| CN113125469B (en) * | 2021-03-30 | 2022-11-04 | 中国人民解放军国防科技大学 | Method for testing high-temperature reflectivity of stealth material flat plate |
| CN113984792B (en) * | 2021-10-19 | 2022-08-09 | 大连理工大学 | Heatable microwave absorbing material high-temperature reflectivity test platform and test method |
| CN113984792A (en) * | 2021-10-19 | 2022-01-28 | 大连理工大学 | Heatable microwave absorbing material high-temperature reflectivity test platform and test method |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130925 Termination date: 20180503 |
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| CF01 | Termination of patent right due to non-payment of annual fee |