CN109932595A - Meta Materials electromagnetic property experimental rig and method - Google Patents
Meta Materials electromagnetic property experimental rig and method Download PDFInfo
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- CN109932595A CN109932595A CN201910203075.2A CN201910203075A CN109932595A CN 109932595 A CN109932595 A CN 109932595A CN 201910203075 A CN201910203075 A CN 201910203075A CN 109932595 A CN109932595 A CN 109932595A
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Abstract
This application provides a kind of Meta Materials electromagnetic property experimental rig and methods.The experimental rig includes the grip device for fixing sample to be tested and the mounting seat for placing the grip device, the grip device includes the first surface plate, the second surface plate and the support rod between two surface plates, first surface plate and the second plane Board position are corresponding, and it is respectively equipped with multiple grooves, for fixing the top and bottom of multiple samples to be tested, so that the multiple sample to be tested horizontal array squarely.The experimental rig is easy to use, and structure is dexterous, easy to process, economic and reliable.
Description
Technical field
The present invention relates to technical field of test equipment, particularly a kind of Meta Materials electromagnetic property experimental rig and side
Method.
Background technique
Meta Materials are a kind of artificial composite structures with extraordinary physical property not available for material in nature or multiple
Condensation material is formed by metamaterial unit periodic array, and unique electromagnetic property enables it be owned by huge answer in every field
Use potentiality.Currently, carrying out test measurement using electromagnetic property of the free-space Method to Meta Materials, it usually needs design and processing pole
Its complicated installs fixture orthogonal in length and breadth, for fixing dozens of Meta Materials array plank, fixture processing difficulties, required precision
Height, array board need to be big with quantity, and testing expenses are high, are unfavorable for the development and popularization of scientific experimentation.
Summary of the invention
The present invention is intended to provide a kind of Meta Materials electromagnetic property testing program easy to use.
According to the first aspect of the invention, provide a kind of Meta Materials electromagnetic property experimental rig, including for it is fixed to
The grip device of sample and mounting seat for placing the grip device, the grip device includes the first of top
Surface plate, the second surface plate of lower part and the support rod between two surface plates, first surface plate and second flat
Positions of panels is correspondingly arranged in parallel, and is respectively equipped with multiple grooves, and the multiple groove is for fixing multiple samples to be tested
Top and bottom so that the multiple sample to be tested horizontal array squarely.
Wherein, on the first surface plate and the second surface plate, the center spacing between adjacent grooves is 1 cell spacing.
Wherein, the groove on first surface plate penetrates through the upper and lower surfaces of first surface plate；Described
The upper surface of groove from second surface plate on two surface plates extends downwardly a distance, but does not reach second plane
The lower surface of plate.
Wherein, first surface plate and the second surface plate are rectangular, and the support rod is 4, are located at described flat
Four angles of panel.
Wherein, the support rod is threadedly coupled with first surface plate, and has nut in junction, by rotating institute
State the distance between adjustable first surface plate of nut and second surface plate.
Wherein, the mounting seat includes bottom plate and positioned at bottom plate two sides and perpendicular to the riser of bottom plate, in two risers
Middle part is respectively provided with protrusion or groove, for placing the grip device.
Wherein, described device further includes matched calibrator unit, for carrying out test school before testing the sample to be tested
Just.
Wherein, the calibrator unit includes calibration metal plate and strap, and the strap is 2, shape with
Groove shapes on the riser of mounting seat match, and can be respectively embedded into the groove on the riser, in strap
Between have crack, the both ends for calibrating metal plate are respectively embedded into the crack of the strap.
Wherein, the sample to be tested is bar.
According to the second aspect of the invention, it provides a kind of using device to test Meta Materials electromagnetism as described in relation to the first aspect
The method of characteristic, comprising:
The upper end of multiple samples to be tested is embedded in the groove of the first surface plate of the grip device respectively, lower end insertion
In the groove of second surface plate, horizontal array squarely；
Mating calibration metal plate and its strap are placed in the position of placing clamp device in mounting seat, are tested
Correction；
Calibration metal plate and its strap are removed, grip device is placed in mounting seat；
The sample to be tested is irradiated, its electromagnetic property parameters is recorded.
The invention proposes a kind of experimental rigs and method easy to use, and the apparatus structure is dexterous, easy to process, economical
Reliably, the free-space Method measurement of Meta Materials electromagnetic parameter can be carried out accordingly, measurement result is accurate.
Additional aspect and advantage of the invention will provide in following description section, will partially become from the following description
Obviously, or practice through the invention is recognized.
Detailed description of the invention
Above-mentioned and/or additional aspect of the invention and advantage will become from the description of the embodiment in conjunction with the following figures
Obviously and it is readily appreciated that, in which:
Fig. 1 shows the structure chart of experimental rig according to the present invention；
Fig. 2 shows the structure charts of grip device according to the present invention；
Fig. 3 shows the schematic diagram of support rod and the first surface plate connection type；
Fig. 4 shows sample structure figure according to the present invention.
The comparative result figure that Fig. 5 shows the apparatus according to the invention and method measures.
Specific embodiment
To better understand the objects, features and advantages of the present invention, with reference to the accompanying drawing and specific real
Applying mode, the present invention is further described in detail.It should be noted that in the absence of conflict, the implementation of the application
Feature in example and embodiment can be combined with each other.
In the following description, numerous specific details are set forth in order to facilitate a full understanding of the present invention, still, the present invention may be used also
To be implemented using other than the one described here other modes, therefore, protection scope of the present invention is not by described below
Specific embodiment limitation.
Fig. 1 shows the structure of experimental rig according to the present invention comprising for fixing the grip device 1 of sample to be tested
And the mounting seat 2 for placing the grip device.
The grip device 1 includes first surface plate 11 on top, the second surface plate 12 of lower part and puts down positioned at two
Support rod 13 between panel, first surface plate 11 and 12 position of the second surface plate are correspondingly arranged in parallel, and respectively
Equipped with multiple grooves, for fixing the top and bottom of multiple samples to be tested so that the multiple sample to be tested horizontal array at
It is rectangular.Number of recesses and position on two surface plates be all it is corresponding, the sample to be tested of the shape and strip of groove
End matches, and the upper end of each sample to be tested is embedded in the groove of first surface plate 11, and lower end insertion described second is flat
In the groove of panel 12, so as to the fixation sample to be tested.On each surface plate, the central point of multiple grooves is along straight
Line is arranged, and the center spacing between adjacent grooves is 1 metamaterial unit spacing, so that the sample to be tested horizontal array
To be rectangular, side length is optionally 18-20 centimetres.Optionally, first surface plate 11 and the second surface plate 12 are rectangular, institute
Stating support rod 13 is 4, is located at four angles of the surface plate.
The mounting seat 2 is including bottom plate 21 and positioned at bottom plate two sides and perpendicular to the riser of bottom plate 22 and 23, at two
It is respectively provided with protrusion or groove in the middle part of riser, for placing the grip device.As an example, on riser 22 and 23 in Fig. 1
It is arranged fluted 24, which extends to middle part from the top of riser in the vertical direction, and length is slightly larger than the first surface plate
To the distance of the second surface plate, steadily to place the fixture；The depth of groove be less than riser thickness, the width of groove with
Second surface plate of the grip device matches, so that the second surface plate can be embedded in the groove and be erected at recessed
The lower end of slot.Optionally, there is stairstepping in the lower end of groove, so that when placing the grip device, the second surface plate
It is set up on ladder, there is the groove of certain space in its underpart, convenient for after the end of the test or while needing takes the grip device
Out.Alternatively it is also possible to place the grip device using the protrusion of one or more square blocks or L shape.
The structure of grip device according to the present invention has been shown in particular in Fig. 2, wherein the groove on first surface plate 11
For through-hole, the upper and lower surfaces of first surface plate 11 are penetrated through；Groove on second surface plate 12 is blind hole, from
The upper surface of second surface plate 12 extends downwardly a distance, but does not reach the lower surface of second surface plate 12.From
And the through-hole groove that test specimen upper end is embedded in the first surface plate 11 can be fixed when in use, the insertion of test specimen lower end
The blind hole groove of second surface plate 12 is fixed, and the placement of test specimen is more quick, easy.The support rod 13 and described second
Surface plate 12 is fixedly connected, and is threadedly coupled with first surface plate 11, and has nut in junction, by rotating the spiral shell
The distance between female adjustable first surface plate 11 and the second surface plate 12, so as to be suitable for various sizes of examination
Test sample, the stability that guarantee test sample is placed.Optionally, as shown in figure 3, the top of the support rod 13 can be hollow
Cylinder, cylinder inner wall has screw thread, using screw 31 as through-hole of the connector on the first surface plate 11 after, spirally
Across nut 32 and enter in the cylinder, from there through rotate the nut can make the position of the first surface plate upwards or
It moves down, realizes the adjusting of distance between the first surface plate and the second surface plate.Optionally, in the upper of first surface plate
Side also has nut 32, is clamped by two nuts of upper and lower, may make the position of the first surface plate more stable
Optionally, described device further includes matched calibrator unit (not shown), for before testing the sample to be tested
Carry out test correction.The calibrator unit includes calibration metal plate and strap, and the strap is 2, shape with
Groove shapes on the riser of mounting seat match, and can be respectively embedded into the groove on the riser, in strap
Between have crack, the both ends for calibrating metal plate are respectively embedded into the crack of the strap.The calibration metal plate is optionally
For aluminium sheet.
Fig. 4 shows sample structure figure according to the present invention.The sample to be tested is bar, and global shape is rectangular
Body.Optionally, longitudinally cutting bar in batch after Meta Materials sample time processing squarely panel is formed described to test sample
Product, the square panel being processed into are the planar arrays of single layer metamaterial unit, and plate thickness, that is, element thickness is it is ensured that cutting
At being not easily broken after item.
The present invention also provides a kind of methods using device to test Meta Materials electromagnetic property as described above, comprising:
The upper end of multiple samples to be tested is embedded in the groove of the first surface plate of the grip device respectively, lower end insertion
In the groove of second surface plate, horizontal array squarely.Specifically, by each sample to be tested upper end from the following table of the first surface plate
After groove is inserted into face, then all samples to be tested are supported on the second surface plate, adjust sample to be tested lower end spacing, it is ensured that one by one
The orderly bottom portion of groove of the second surface plate of insertion.Then, pass through the first surface plate of nut adjustment and the second plane on support column
The distance between plate, so that sample to be tested is fixed reliable, placement position meets test needs.
Mating calibration metal plate and its strap are placed in the position of placing clamp device in mounting seat, are tested
Correction.
Calibration metal plate and its strap are removed, grip device is placed in mounting seat.Such as by grip device
The second surface plate enter the groove of riser from riser upper end, move down grip device until the lower surface of the second surface plate connects
The lower end of groove is contacted, to set up onto groove.
The sample to be tested is irradiated, its electromagnetic property parameters is recorded.
The comparative result figure that Fig. 5 shows the apparatus according to the invention and method measures.Using being Deco skill KEYSI
GHTE5071C vector network analyzer measures the electromagnetic parameter of certain Meta Materials, and wherein solid line is the knot that emulation obtains
Fruit, dotted line are the obtained result of test measurement, it is seen that test result and simulation result height are fitted, it was demonstrated that measurement of the invention
As a result accuracy with higher.
Experimental rig proposed by the present invention and method simplicity are easy-to-use, and apparatus structure is dexterous, easy to process, economic and reliable, side
Method scheme can carry out the free-space Method measurement of Meta Materials electromagnetic parameter accordingly, and measurement result is accurate convenient for operation.
Those of ordinary skill in the art will appreciate that all or part of the steps in the various methods of above-described embodiment is can
It is completed with instructing relevant hardware by program, which can be stored in a computer readable storage medium, storage
Medium include read-only memory (Read-Only Memory, ROM), random access memory (Random Access Memory,
RAM), programmable read only memory (Programmable Read-only Memory, PROM), erasable programmable is read-only deposits
Reservoir (Erasable Programmable Read Only Memory, EPROM), disposable programmable read-only memory (One-
Time Programmable Read-Only Memory, OTPROM), the electronics formula of erasing can make carbon copies read-only memory
(Electrically-Erasable Programmable Read-OnlyMemory, EEPROM), CD-ROM (Compact
Disc Read-Only Memory, CD-ROM) or other disc memories, magnetic disk storage, magnetic tape storage or can
For carrying or any other computer-readable medium of storing data.
These are only the preferred embodiment of the present invention, is not intended to restrict the invention, for those skilled in the art
For member, the invention may be variously modified and varied.All within the spirits and principles of the present invention, it is made it is any modification,
Equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of Meta Materials electromagnetic property experimental rig, which is characterized in that including the grip device for fixing sample to be tested with
And the mounting seat for placing the grip device, the grip device include first surface plate on top, lower part second
Surface plate and the support rod between two surface plates, first surface plate and the second plane Board position are correspondingly put down
Row setting, and multiple grooves are respectively equipped with, the multiple groove is used to fix the top and bottom of multiple samples to be tested, so that institute
State multiple sample to be tested horizontal array squarelys.
2. the apparatus according to claim 1, which is characterized in that on the first surface plate and the second surface plate, adjacent grooves
Between center spacing be 1 cell spacing.
3. device according to claim 1 or 2, which is characterized in that groove on first surface plate perforation described the
The upper and lower surfaces of one surface plate；Groove on second surface plate is from the upper surface of second surface plate to downward
A distance is stretched, but does not reach the lower surface of second surface plate.
4. the apparatus according to claim 1, which is characterized in that first surface plate and the second surface plate are rectangular, institute
Stating support rod is 4, is located at four angles of the surface plate.
5. device according to claim 1 or 4, which is characterized in that the support rod and the first surface plate screw thread connect
It connects, and there is nut in junction, by rotating between adjustable first surface plate of the nut and the second surface plate
Distance.
6. the apparatus according to claim 1, which is characterized in that the mounting seat include bottom plate and be located at bottom plate two sides and
Perpendicular to the riser of bottom plate, it is respectively provided with protrusion or groove in the middle part of two risers, for placing the grip device.
7. device according to claim 6, which is characterized in that described device further includes matched calibrator unit, is used for
Test correction is carried out before testing the sample to be tested.
8. device according to claim 7, which is characterized in that the calibrator unit includes calibration metal plate and fixing clamp
Plate, the strap are 2, and the groove shapes on the riser of shape and mounting seat match, and can be respectively embedded into institute
It states in the groove on riser, there is crack among strap, the both ends for calibrating metal plate are respectively embedded into the strap
Crack in.
9. the apparatus according to claim 1, which is characterized in that the sample to be tested is bar.
10. a kind of method using the device to test Meta Materials electromagnetic property as described in any in claim 1-9, feature exist
In, comprising:
The upper end of multiple samples to be tested is embedded in the groove of the first surface plate of the grip device respectively, lower end insertion second
In the groove of surface plate, horizontal array squarely；
Mating calibration metal plate and its strap are placed in the position of placing clamp device in mounting seat, carry out test school
Just；
Calibration metal plate and its strap are removed, grip device is placed in mounting seat；
The sample to be tested is irradiated, its electromagnetic property parameters is recorded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910203075.2A CN109932595B (en) | 2019-03-18 | 2019-03-18 | Metamaterial electromagnetic property testing device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910203075.2A CN109932595B (en) | 2019-03-18 | 2019-03-18 | Metamaterial electromagnetic property testing device and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109932595A true CN109932595A (en) | 2019-06-25 |
| CN109932595B CN109932595B (en) | 2021-08-20 |
Family
ID=66987401
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910203075.2A Active CN109932595B (en) | 2019-03-18 | 2019-03-18 | Metamaterial electromagnetic property testing device and method |
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Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6175243B1 (en) * | 1998-08-12 | 2001-01-16 | Aql Manufacturing Services, Inc. | Apparatus and method for assembling test fixtures |
| CN1516997A (en) * | 2001-04-24 | 2004-07-28 | 3 | Support rack for vibratory testing of printed circuit boards |
| CN1762188A (en) * | 2003-03-17 | 2006-04-19 | 鹿岛建设株式会社 | Open magnetic shield structure and its magnetic frame |
| CN2864685Y (en) * | 2006-01-05 | 2007-01-31 | 厦门大学 | Microwave coplanar waveguide testing jig |
| CN102680801A (en) * | 2011-03-18 | 2012-09-19 | 深圳光启高等理工研究院 | Method and device for measuring electromagnetic property of super material unit structure |
| CN102706378A (en) * | 2012-04-28 | 2012-10-03 | 深圳光启创新技术有限公司 | Metamaterial testing fixture device |
| CN103134774A (en) * | 2011-12-02 | 2013-06-05 | 深圳光启高等理工研究院 | Method and device of metamaterial refractive index distribution |
| WO2016173094A1 (en) * | 2015-04-28 | 2016-11-03 | 上海众力汽车部件有限公司 | Fixture and apparatus connecting structure |
| CN206109477U (en) * | 2016-09-30 | 2017-04-19 | 中国南方航空工业(集团)有限公司 | High speed steel knife utensil annealing protecting clap utensil |
| CN207077423U (en) * | 2017-06-06 | 2018-03-09 | 天津宝兴威科技股份有限公司 | One kind touches panel glass bay |
| CN207900396U (en) * | 2018-02-12 | 2018-09-25 | 天津市佳诺天成科技有限公司 | Cabinet holder tapping clamp |
| CN209764951U (en) * | 2019-03-18 | 2019-12-10 | 赵国智 | Metamaterial electromagnetic property testing device |
-
2019
- 2019-03-18 CN CN201910203075.2A patent/CN109932595B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6175243B1 (en) * | 1998-08-12 | 2001-01-16 | Aql Manufacturing Services, Inc. | Apparatus and method for assembling test fixtures |
| CN1516997A (en) * | 2001-04-24 | 2004-07-28 | 3 | Support rack for vibratory testing of printed circuit boards |
| CN1762188A (en) * | 2003-03-17 | 2006-04-19 | 鹿岛建设株式会社 | Open magnetic shield structure and its magnetic frame |
| CN2864685Y (en) * | 2006-01-05 | 2007-01-31 | 厦门大学 | Microwave coplanar waveguide testing jig |
| CN102680801A (en) * | 2011-03-18 | 2012-09-19 | 深圳光启高等理工研究院 | Method and device for measuring electromagnetic property of super material unit structure |
| CN103134774A (en) * | 2011-12-02 | 2013-06-05 | 深圳光启高等理工研究院 | Method and device of metamaterial refractive index distribution |
| CN102706378A (en) * | 2012-04-28 | 2012-10-03 | 深圳光启创新技术有限公司 | Metamaterial testing fixture device |
| WO2016173094A1 (en) * | 2015-04-28 | 2016-11-03 | 上海众力汽车部件有限公司 | Fixture and apparatus connecting structure |
| CN206109477U (en) * | 2016-09-30 | 2017-04-19 | 中国南方航空工业(集团)有限公司 | High speed steel knife utensil annealing protecting clap utensil |
| CN207077423U (en) * | 2017-06-06 | 2018-03-09 | 天津宝兴威科技股份有限公司 | One kind touches panel glass bay |
| CN207900396U (en) * | 2018-02-12 | 2018-09-25 | 天津市佳诺天成科技有限公司 | Cabinet holder tapping clamp |
| CN209764951U (en) * | 2019-03-18 | 2019-12-10 | 赵国智 | Metamaterial electromagnetic property testing device |
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|---|---|
| CN109932595B (en) | 2021-08-20 |
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