CN203053889U - Device for measuring reflectivity by arch method - Google Patents
Device for measuring reflectivity by arch method Download PDFInfo
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- CN203053889U CN203053889U CN 201220728962 CN201220728962U CN203053889U CN 203053889 U CN203053889 U CN 203053889U CN 201220728962 CN201220728962 CN 201220728962 CN 201220728962 U CN201220728962 U CN 201220728962U CN 203053889 U CN203053889 U CN 203053889U
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Abstract
The utility model belongs to the field of microwave measurement technologies, and relates to a technique for measuring reflectivity by an arch method. A device for measuring reflectivity by the arch method provided by the utility model comprises an arch method signal transceiving and processing system, and a sample table, wherein a sample table top (1) is adjustable in direction; the deflection axis of the sample table is parallel to the diameter of an arch-shaped support (2). The device provided by the utility model is flexible in use and convenient to adjust, and can make necessary correction on the system measurement value which can not be adjusted by a software system or is inconvenient to adjust by the software system. The reflection decrement can be adjusted by adjusting the deflection angle of the sample table top; and the measurement result can be corrected through hardware by zeroing the system error of a compensation test system, thereby realizing active error correction and avoiding troubles and inconvenience caused by manual data correction.
Description
Technical field
The utility model belongs to the microwave testing field, relates to arc method reflectance test technology, arc especially method reflectance test device designing technique.
Background technology
Arc method is the method commonly used of test stealth material reflectivity, it is to be that the echo power of the radar absorbing of substrate obtains by test metal good conductor plane with unidimensional metal flat to the test of reflectivity, this method convenient test is quick, require relatively low to testing tool, electromagnetic environment, bearing accuracy etc., but the accuracy of test data is also relatively low, is mainly used in the quick evaluation of the screening of lab material prescription and stealthy performance.This test macro is by scalar network analyzer or spectrum analyzer, swept signal source, directional coupler, emitting antenna and receiving antenna, segmental support, stube cable, testing software and control computing machine (being referred to as arc method signal transmitting and receiving and disposal system) and sample sample platform are formed, and structure is as shown in Figure 1.During test, some drifts can take place in value, need to adopt standard jig to calibrate, and can only the later stage make amendment complex operation to each data by modified value for the correction of value.
Summary of the invention
The purpose of this utility model is to solve the error correction problem in the arc method reflectance test, and a kind of simple and easy to do reflectance test device is provided.
The purpose of this utility model is achieved in that the location status that adopts suitable mode to adjust the sample platform, by the deflection angle of sample table top, adjusts the reflection loss amount, and the systematic error by zeroing compensating test system realizes the error active correction.
The arc method reflectance test device that the utility model relates to, formed by arc method signal transmitting and receiving and disposal system and sample platform, it is characterized in that: the direction of sample table top 1 can be regulated, and the yawing axis of sample table top is parallel to the diameter of bow-shaped support 2, and structure as shown in Figure 2.
The arc method reflectance test device that the utility model relates to, it is characterized in that: the deflection angle θ of described sample table top is between 0.1 °～5 °.
The arc method reflectance test device that the utility model relates to is characterized in that: described sample table top 1 is the revolution adjustment structure, and structure as shown in Figure 3.
The arc method reflectance test device that the utility model relates to is characterized in that: described sample table top 1 is the tilt adjustment structure, and structure as shown in Figure 4.
The arc method reflectance test device that the utility model relates to, can carry out hardware modifications to test result, can reach the purpose of update the system error, the loaded down with trivial details of artificial correction data and inconvenience have been avoided, use flexibly, be convenient to regulate, when software systems can't be adjusted or inconvenience can be made necessary correction to the system testing value when adjusting.
Description of drawings
The arc method proving installation of Fig. 1 basic composition synoptic diagram
The direction that Fig. 2 the present invention relates to the is adjustable arc method proving installation of sample platform structural representation
The arc method proving installation swinging sample platform structural representation that Fig. 3 the present invention relates to
The arc method proving installation tilting sample platform structural representation that Fig. 4 the present invention relates to
Among the figure: 1-sample table top, the 2-bow-shaped support, 3-turns round slide block, and 4-is slide block fixedly, the 5-adjusting knob, the 6-hang plate, the 7-fixed head, the 8-fixed hinge, 9-regulates bolt.
Embodiment
Below in conjunction with accompanying drawing the arc method reflectance test device that the utility model relates to is described in further detail, but not as the restriction that the utility model is related to technical scheme.Any technical scheme of the utility model purpose that can realize all constitutes a part of the present utility model.
Embodiment one
A kind of arc method reflectance test device is regulated the sample platform by arc method signal transmitting and receiving and disposal system revolution and is formed.
Revolution is regulated the sample platform and is made up of fixedly slide block 4, revolution slide block 3 and adjusting knob 5, and employing gear connected mode is turned round the upper surface of slide block 3 as sample table top 1, and structure as shown in Figure 3.The stage body of panoramic table is square, fixedly slide block 4 tops are that the length of side is 60mm, and radian is 20 ° of spill cylinders, are complementary with the convex cylinder that turns round slide block 3 bottoms, the formation face that is slidingly matched, fixedly slide block 4, revolution slide block 3 are connected with worm screw by tooth bar respectively with adjusting knob 5.By rotation adjusting knob 5, can make revolution slide block 3 produce revolution with respect to fixing slide block 4 and slide, be placed on the sample rotating certain angle of turning round on the slide block 3 thereby drive, maximum angle of revolution is 10 °, resolution is 5 '.
During testing experiment, tested model is positioned on the sample table top 1, regulates the adjusting knob 5 of panoramic table, and the response of adjusting sample conforms to actual value, avoids loaded down with trivial details drift correction.
Embodiment two
A kind of arc method reflectance test device is made up of arc method signal transmitting and receiving and disposal system and tilt adjustment sample platform 2.
Tilt adjustment sample platform 2 is made up of hang plate 6, fixed head 7, fixed hinge 8 and adjusting bolt 9, and hang plate 6 surfaces are as print table top 1, and structure as shown in Figure 4.Hang plate 6 and fixed head 7 are the rectangular flat plate of 100mm * 80mm, and an end is the hinge arrangement 8 that holddown spring and steel ball are formed, and the other end is that serration is regulated bolt 9, and pitch is 0.5mm, and range is 7mm.Bolt 9 is regulated in rotation, can or fall hang plate 6 jack-up, and sample table top 1 is tilted.
During testing experiment, tested model is positioned on the hang plate 6, regulates by direction, and the response of sample is conformed to actual value.
Claims (4)
1. an arc method reflectance test device is made up of arc method signal transmitting and receiving and disposal system and sample platform, and it is characterized in that: the direction of sample table top (1) can be regulated, and the yawing axis of sample table top is parallel to the diameter of bow-shaped support (2).
2. according to the arc method reflectance test device of claim 1, it is characterized in that: the deflection angle θ of described sample table top (1) is between 0.1 °～5 °.
3. according to the arc method reflectance test device of claim 1 or 2, it is characterized in that: described sample table top (1) is the revolution adjustment structure.
4. according to the arc method reflectance test device of claim 1 or 2, it is characterized in that: described sample table top (1) is the tilt adjustment structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220728962 CN203053889U (en) | 2012-12-25 | 2012-12-25 | Device for measuring reflectivity by arch method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220728962 CN203053889U (en) | 2012-12-25 | 2012-12-25 | Device for measuring reflectivity by arch method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203053889U true CN203053889U (en) | 2013-07-10 |
Family
ID=48736830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220728962 Expired - Fee Related CN203053889U (en) | 2012-12-25 | 2012-12-25 | Device for measuring reflectivity by arch method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203053889U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108896709A (en) * | 2018-06-13 | 2018-11-27 | 中国航发北京航空材料研究院 | A kind of electromagnetism inclination angle test device and its test method |
| CN109239015A (en) * | 2018-10-19 | 2019-01-18 | 北京环境特性研究所 | A kind of terahertz wave band reflection underwire support |
-
2012
- 2012-12-25 CN CN 201220728962 patent/CN203053889U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108896709A (en) * | 2018-06-13 | 2018-11-27 | 中国航发北京航空材料研究院 | A kind of electromagnetism inclination angle test device and its test method |
| CN109239015A (en) * | 2018-10-19 | 2019-01-18 | 北京环境特性研究所 | A kind of terahertz wave band reflection underwire support |
| CN109239015B (en) * | 2018-10-19 | 2024-02-06 | 北京环境特性研究所 | Terahertz wave band reflection bow-shaped frame device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130710 Termination date: 20131225 |