CN204129077U - A kind of microwave test camera bellows - Google Patents
A kind of microwave test camera bellows Download PDFInfo
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- CN204129077U CN204129077U CN201420548266.5U CN201420548266U CN204129077U CN 204129077 U CN204129077 U CN 204129077U CN 201420548266 U CN201420548266 U CN 201420548266U CN 204129077 U CN204129077 U CN 204129077U
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Abstract
The utility model discloses a kind of microwave test camera bellows, comprise shielding case body, interference component bracket and test days linear array installation unit, wherein shielding case body is in the metal cuboid structure of sealing, and is respectively arranged with hoisting ring and universal caster wheel at its top and bottom; Interference component bracket is arranged on casing side, and comprises top and have the conveying of slide holder, be arranged on the shelf of this conveying bottom, and to be pivotally mounted on slide holder and the common upper arc folder forming cylindrical member; It is opposite with interference component bracket that test days linear array installation unit is arranged on the other side of casing, and comprises multiple dismountable ring flange, the test antenna of different frequency range be arranged on respectively on these ring flanges with its synchronous rotary.By the utility model, can obtain handling with intuitive is strong, testing efficiency is high, be suitable for disturbing multiband the test camera bellows of unit test, possess compact conformation simultaneously, be convenient to the features such as carrying and high precision.
Description
Technical field
The utility model belongs to micro-wave screening safeguard field, more specifically, relates to a kind of microwave test camera bellows, and it can provide wide band electromagnetic screen for interference unit test, and is suitable for the accurately test fast of multiband interference parts.
Background technology
In order to perform radiant type test to interference parts, darkroom is usually utilized to carry out analog approximation free space, to provide the checkout area of low reflection for test process.But the inferior positions such as construction period is long, cost is high, poor universality that microwave dark room has, therefore start to adopt the mode that microwave camera bellows comes the test of interference parts performance element in recent years, and can problem to a certain extent on settling time, volume and cost.
The microwave camera bellows of prior art such as comprises the Portable microwave dark box disclosed in CN200820178768.8, the three-dimensional mobile microwave camera bellows of minitype vertical type disclosed in CN201410084575.6, and the miniaturization microwave camera bellows etc. of the disclosed test radar simulator of CN201120061859.5, but, further research shows, above-mentioned microwave camera bellows often concentrates to be how to perform external attitude adjustment and improve the aspects such as shielding absorptive character, lack the manipulation dirigibility of intraware as test antenna and tested parts, testing efficiency is on the low side, and can not be the tested parts execution accurately test fast of multiband.
Utility model content
For above defect or the Improvement requirement of prior art, the purpose of this utility model is to provide a kind of microwave test camera bellows, wherein by improving the structure and set-up mode thereof of its key component as disturbed component bracket, test days linear array installation unit, should be able to obtain handling with intuitive is strong, testing efficiency is high, be suitable for disturbing multiband the test camera bellows of unit test mutually, possess compact conformation simultaneously, be convenient to the features such as carrying and high precision.
For achieving the above object, the utility model provides a kind of microwave test camera bellows, it is characterized in that, this microwave test camera bellows comprises shielding case body, interference component bracket and test days linear array installation unit, wherein:
Described shielding case body is in the metal cuboid structure of sealing, and its corner, top is respectively arranged with hoisting ring, and corner, bottom is respectively arranged with universal caster wheel, and mating formation to have and inhale ripple layer in the inner side of this shielding case body, and draws shielding earth from bottom half;
Described interference component bracket is arranged on casing side, and comprise top and there is the conveying of slide holder, be arranged on the shelf of this conveying bottom, and to be pivotally mounted on described slide holder and the common upper arc folder forming cylindrical member, this cylindrical member is for holding interference parts and it being sent into shielding case body inside along described conveying, until the radiating surface arrival test position of interference parts;
It is opposite with described interference component bracket that described test days linear array installation unit is arranged on the other side of casing, and comprise multiple dismountable ring flange, the test antenna of different frequency range be arranged on respectively on these ring flanges with its synchronous rotary, to realize the conversion between antenna polarization.
As further preferably, described shielding case body is set to microwave signal more than degree of screening 60dB, and box house emission maximum rate is lower than-30dB.
As further preferably, the inwall of described slide holder and upper arc folder is all pasted with the felt pan of electrostatic prevention.
As further preferably, the test antenna be arranged on described ring flange is overall rounded symmetrical on tank wall, and the radiating surface center of the joint of all antenna axis and described interference parts aligns.
As further preferably, be arranged on the angle in 78 ° between the axis of each test antenna on described ring flange and its installed surface.
As further preferably, described shielding case body is also provided with observation window, and this observation window is positioned to be installed on the adjacent body side of array with described test days linear array, adopts electromagnetic screen encapsulation process also to be rotated by handle and opens.
In general, the above technical scheme conceived by the utility model, compared with prior art, mainly possesses following technological merit:
1, by improving the structure and set-up mode thereof of disturbing component bracket, the test antenna of different frequency range to be independently arranged on ring flange and synchronous rotary with it simultaneously, so not only can perform the accurate test of multiband interference parts fast, and the handling of whole test operation can be significantly improved, particularly by manipulating ring flange outward from case to realize the conversion of antenna polarization, further increase testing efficiency and intuitive thus;
2, by the setting of test antenna on ring flange and and interference parts between relative position relation improve, more test shows, can guarantee the precision of whole test process, be convenient to regulation and control simultaneously;
3, pass through the design of other accessories as hoisting ring, universal caster wheel and view window, conveniently can test movement and the carrying of camera bellows, and convenient operation person is to the observation of test process and control, in addition, wide band electromagnetic screen can be provided for interference unit test according to microwave test camera bellows of the present utility model, thus be particularly useful for the microwave detection applications of all kinds of interference parts.
Accompanying drawing explanation
Fig. 1 is the one-piece construction schematic diagram according to microwave test camera bellows of the present utility model;
Fig. 2 a is the structural representation disturbing component bracket shown in Fig. 1;
Fig. 2 b is the installation site schematic diagram between interference component bracket and shielding case body;
Fig. 3 a is according to the schematic layout pattern of test antenna of the present utility model on tank wall;
Fig. 3 b is the installation site schematic diagram between test antenna and interference parts;
In all of the figs, identical Reference numeral is used for representing identical element or structure, wherein:
1-shielding case body 2-disturbs arc folder 24-slide holder 31-ring flange 32-test antenna on component bracket 3-test days linear array installation unit 4-hoisting ring 5-universal caster wheel 6-shielding earth 11-observation window 12-handle 21-conveying 22-shelf 23-
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.In addition, if below in described each embodiment of the utility model involved technical characteristic do not form conflict each other and just can mutually combine.
Fig. 1 is the one-piece construction schematic diagram according to microwave test camera bellows of the present utility model.As shown in fig. 1, this microwave test camera bellows mainly comprises shielding case body 1, interference component bracket 2 and test days linear array installation unit 3.
Specifically, shielding case body 1 in the metal cuboid structure of sealing, such as is rectangular structure, and its corner, top is respectively arranged with hoisting ring 4, and corner, bottom is respectively arranged with universal caster wheel 5, facilitates camera bellows to move thus and carries.Mating formation the suction ripple layer having flame retardancy good in the inner side of this shielding case body, and draws shielding earth 6 from bottom half.In addition, in order to ensure the accuracy of test result, shielding case body is preferably set to microwave signal more than the degree of screening 60dB within the scope of 2 ~ 40GHz, and box house emission maximum rate is lower than-30dB.
See Fig. 2 a and 2b, interference component bracket 2 is arranged on casing side, and comprise top and there is the conveying 21 of slide holder 24, be arranged on the shelf 22 of this conveying 21 bottom, and to be pivotally mounted on slide holder 22 and the common upper arc folder 23 forming cylindrical member, this cylindrical member is for holding interference parts and it can being sent into shielding case body inside along conveying 21, until its radiating surface arrives the test position preset.In this way, can install flexibly from casing, dismantle, and can folding flexibly; In addition, the electrostatic prevention felt pan that the inwall Pasting 2mm of cylindrical member is thick, outside is provided with length scales.
See Fig. 3 a and 3b, it is opposite with interference component bracket 2 that test days linear array installation unit 3 is arranged on the other side of casing, and comprise multiple dismountable ring flange 31, the test antenna of different frequency range be arranged on respectively on these ring flanges 31 with its synchronous rotary, to realize the conversion between antenna polarization.
According to a preferred embodiment of the present utility model, the test antenna be arranged on each ring flange is overall rounded symmetrical on tank wall, and the center of the joint of all antenna axis and described interference parts aligns.In addition, being arranged on angle between the axis of each test antenna on described ring flange and its installed surface is θ, and this angle can be put radius according to camera bellows length and test days linear array and obtain, and is specially 78 ° in the preferred embodiment.For example, test days linear array can be total up to six test antennas 32 and (comprise S/C, X, Ka wave band three kinds of antennas, often kind each two), the antenna of similar frequency bands staggers mutually, each astronomical cycle is on independently dismountable ring flange, the central angle of adjacent two antennas is 60 degree, Antenna aperture is concordant with absorbing material tip in case, ring flange can be handled outward by case, realize the conversion between antenna polarization thus, guarantee the accuracy of test result simultaneously, and be convenient to regulation and control.
According to another preferred embodiment of the present utility model, near test days linear array installation unit adjacent side, for example rectangular view window 11 can also be set, be convenient to observation and adjustment antenna array, this view window can rotate unlatching by handle 12, and edge adopts electromagnetic screen encapsulation process.
Those skilled in the art will readily understand; the foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (5)
1. a microwave test camera bellows, is characterized in that, this microwave test camera bellows comprises shielding case body (1), interference component bracket (2) and test days linear array installation unit (3), wherein:
Described shielding case body (1) is in the metal cuboid structure of sealing, its corner, top is respectively arranged with hoisting ring (4), corner, bottom is respectively arranged with universal caster wheel (5), mating formation to have and inhale ripple layer in the inner side of this shielding case body, and draws shielding earth (6) from bottom half;
Described interference component bracket (2) is arranged on casing side, and comprise top and there is the conveying (21) of slide holder (24), be arranged on the shelf (22) of this conveying (21) bottom, and be pivotally mounted on upper and common upper arc folder (23) forming cylindrical member of described slide holder (22), this cylindrical member is for holding interference parts and it being sent into shielding case body inside along described conveying (21), until the radiating surface arrival test position of interference parts;
It is opposite with described interference component bracket (2) that described test days linear array installation unit (3) is arranged on the other side of casing, and comprise multiple dismountable ring flange (31), the test antenna of different frequency range is arranged on these ring flanges (31) and its synchronous rotary, to realize the conversion between antenna polarization respectively.
2. microwave test camera bellows as claimed in claim 1, is characterized in that, the inwall of described slide holder (24) and upper arc folder (23) is all pasted with the felt pan of electrostatic prevention.
3. microwave test camera bellows as claimed in claim 1 or 2, it is characterized in that, the test antenna be arranged on described ring flange (31) is overall rounded symmetrical on tank wall, and the radiating surface center of the joint of all antenna axis and described interference parts aligns.
4. microwave test camera bellows as claimed in claim 3, is characterized in that, is arranged on the angle in 78 ° between the axis of each test antenna on described ring flange (31) and its installed surface.
5. microwave test camera bellows as claimed in claim 1 or 2, it is characterized in that, described shielding case body (1) is also provided with observation window, this observation window is positioned to be installed on the adjacent body side of array with described test days linear array, adopts electromagnetic screen encapsulation process and rotated by handle (12) to open.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201420548266.5U CN204129077U (en) | 2014-09-23 | 2014-09-23 | A kind of microwave test camera bellows |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420548266.5U CN204129077U (en) | 2014-09-23 | 2014-09-23 | A kind of microwave test camera bellows |
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| CN204129077U true CN204129077U (en) | 2015-01-28 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106249213A (en) * | 2016-10-11 | 2016-12-21 | 中国民航大学 | A kind of indoor barrier reflection removal system for radar experiment porch |
| CN107491611A (en) * | 2017-08-22 | 2017-12-19 | 湖南卫导信息科技有限公司 | A kind of anti-interference test scene design method based on microwave dark room antenna arrangement |
| CN107870256A (en) * | 2016-09-23 | 2018-04-03 | 北京遥感设备研究所 | A kind of compact electromagnetic shields test system |
| CN110146862A (en) * | 2019-06-13 | 2019-08-20 | 惠州市德赛西威汽车电子股份有限公司 | A kind of millimetre-wave radar compatibility test system |
| CN112533463A (en) * | 2020-10-30 | 2021-03-19 | 杭州永谐科技有限公司 | 5G multithread UE test shielded cell |
| CN113703004A (en) * | 2021-08-10 | 2021-11-26 | 一汽解放汽车有限公司 | System and method for detecting running reliability of vehicle-mounted radar and computer equipment |
| CN113721083A (en) * | 2021-09-02 | 2021-11-30 | 深圳市德普华电子测试技术有限公司 | Radiation stray test system and test method |
| WO2022000786A1 (en) * | 2020-06-29 | 2022-01-06 | 苏州苏试试验集团股份有限公司 | Radar box test device |
-
2014
- 2014-09-23 CN CN201420548266.5U patent/CN204129077U/en active Active
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107870256A (en) * | 2016-09-23 | 2018-04-03 | 北京遥感设备研究所 | A kind of compact electromagnetic shields test system |
| CN106249213A (en) * | 2016-10-11 | 2016-12-21 | 中国民航大学 | A kind of indoor barrier reflection removal system for radar experiment porch |
| CN107491611A (en) * | 2017-08-22 | 2017-12-19 | 湖南卫导信息科技有限公司 | A kind of anti-interference test scene design method based on microwave dark room antenna arrangement |
| CN107491611B (en) * | 2017-08-22 | 2021-02-26 | 湖南卫导信息科技有限公司 | Anti-interference test scene design method based on microwave darkroom antenna layout |
| CN110146862A (en) * | 2019-06-13 | 2019-08-20 | 惠州市德赛西威汽车电子股份有限公司 | A kind of millimetre-wave radar compatibility test system |
| WO2022000786A1 (en) * | 2020-06-29 | 2022-01-06 | 苏州苏试试验集团股份有限公司 | Radar box test device |
| CN112533463A (en) * | 2020-10-30 | 2021-03-19 | 杭州永谐科技有限公司 | 5G multithread UE test shielded cell |
| CN112533463B (en) * | 2020-10-30 | 2022-05-10 | 杭州永谐科技有限公司 | 5G multithread UE test shielded cell |
| CN113703004A (en) * | 2021-08-10 | 2021-11-26 | 一汽解放汽车有限公司 | System and method for detecting running reliability of vehicle-mounted radar and computer equipment |
| CN113721083A (en) * | 2021-09-02 | 2021-11-30 | 深圳市德普华电子测试技术有限公司 | Radiation stray test system and test method |
| CN113721083B (en) * | 2021-09-02 | 2024-02-23 | 深圳市德普华电子测试技术有限公司 | Radiation stray test system and test method |
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