CN109239470A - A kind of screened room of draw and insert-type more switching test system - Google Patents
A kind of screened room of draw and insert-type more switching test system Download PDFInfo
- Publication number
- CN109239470A CN109239470A CN201811026530.8A CN201811026530A CN109239470A CN 109239470 A CN109239470 A CN 109239470A CN 201811026530 A CN201811026530 A CN 201811026530A CN 109239470 A CN109239470 A CN 109239470A
- Authority
- CN
- China
- Prior art keywords
- screened room
- mobile
- square breach
- test system
- control module
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/08—Measuring electromagnetic field characteristics
- G01R29/0807—Measuring electromagnetic field characteristics characterised by the application
- G01R29/0814—Field measurements related to measuring influence on or from apparatus, components or humans, e.g. in ESD, EMI, EMC, EMP testing, measuring radiation leakage; detecting presence of micro- or radiowave emitters; dosimetry; testing shielding; measurements related to lightning
- G01R29/0821—Field measurements related to measuring influence on or from apparatus, components or humans, e.g. in ESD, EMI, EMC, EMP testing, measuring radiation leakage; detecting presence of micro- or radiowave emitters; dosimetry; testing shielding; measurements related to lightning rooms and test sites therefor, e.g. anechoic chambers, open field sites or TEM cells
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The present invention provides a kind of screened rooms of draw and insert-type more switching test system, including screened room, motor group and control module outside screened room are set, wherein the screened room includes four sides, one top surface and a bottom surface, the bottom surface is equipped with first square breach close to one end of a side, the side of the top of first square breach is equipped with the second square breach, first square breach are equipped with and the matched mobile face of the first square breach size, the mobile face and the second square breach intersection are equipped with a barrier shield, transmission device is equipped with below mobile face, the testboard on mobile face is removed into screened room by transmission device, more switching test system.The screened room of a kind of draw and insert-type more switching test system provided by the present invention, convenient for after electromagnetic measurement, quick-replaceable test macro improves working efficiency.
Description
Technical field
The present invention relates to electromagnetic compatibility test fields, more particularly, to a kind of screened room of draw and insert-type more switching test system.
Background technique
Electro Magnetic Compatibility (EMC) refers to that equipment or system meet the requirements operation not in its environment in its electromagnetic environment
Any equipment generate the ability of intolerable electromagnetic interference.Therefore, EMC includes the requirement of two aspects: on the one hand being referred to
Equipment is in normal course of operation to the electromagnetic interference of place environment generation no more than certain limit value；It on the other hand is finger device
Tool has a degree of immunity to interference, i.e. electromagnetic susceptibility to electromagnetic interference present in the environment of place.
Screened room is the important test site for measuring Device under test radiation interference and radiation immunity, is mainly used for reducing outer
Interference of boundary's electromagnetic wave signal to test signal, and test macro is used to transmit signal in test, and different tests is wanted
Ask and need different types of test macro, the existing mode for more switching test system in screened room be usually mutual disassembly more
It changes, intricate operation and takes a long time, it is therefore necessary to a kind of screened room for capableing of quick-replaceable test macro be provided, can protected
In the case where the shielding properties for demonstrate,proving screened room, realizes the quick-replaceable of test macro, guarantee effective progress of test job.
Summary of the invention
It is an object of the invention to overcome the shortage of prior art, a kind of screened room of draw and insert-type more switching test system is provided,
Electromagnetic interference is low, convenient for after electromagnetism is completed, quick-replaceable test macro improves working efficiency.
The following technical solution is employed to achieve the above object by the present invention:
The present invention provides a kind of screened rooms of draw and insert-type more switching test system, including screened room, are arranged outside screened room
Motor group and control module, wherein the screened room include four sides, a top surface and a bottom surface, the subjacent
Equipped at least four pillars, the bottom surface is equipped with the first square breach, first square breach close to one end of a side
It is inside continuously equipped with metal clips, the side of the top of first square breach is equipped with the second square breach, the first party
V notch v be equipped with the matched mobile face of the first square breach size, the mobile face includes conductive part and insulation division,
The upper surface in the mobile face is conductive part, and the lower end surface in mobile face is insulation division, and the mobile face is rectangular scarce with described second
Mouth intersection is equipped with a barrier shield, and the barrier shield is not equipped with the first screening arrangement, institute with three sides of the mobile face contact
It states the second square breach and is equipped with secondary shielding device identical with first screening arrangement along three sides of screened room side；Institute
That states the lower section in mobile face is equipped with transmission device；The mobile face is connect with motor group, the motor group and the control module
Connection, the control module are used to control the operating of motor group；Testboard and subtest equipment are arranged on the mobile face；
Anneta module is equipped in screened room, the Anneta module includes antenna holder, antenna body and coiling apparatus, is set on the barrier shield
There is a shielding notch by extending to barrier shield edge in the middle part of barrier shield, is equipped with continuous third in the shielding notch and shields
Device is wound with cable on the coiling apparatus, and the cable includes insulating layer, shielded layer and copper core, and the copper core setting exists
In the shielded layer, the shielded layer is arranged in the insulating layer；One end of the cable is connect with the antenna body, institute
The other end for stating cable is connect with the control module, and it is naked slightly larger than the shielding notch thickness that the cable is equipped with length
The exposed portion in dew portion, the cable does not include insulating layer, and the exposed portion passes through the shielding notch and connects the control module,
The shielded layer in the exposed portion is contacted with the third screening arrangement, and the control module is used to receive the inspection of the antenna body
Survey signal.
In an embodiment of the present invention, the subtest equipment includes but is not limited to loudspeaker, photoelectric converter, reception
Machine, frequency spectrograph, signal generator, power amplifier, power supply, motor loading device, generator drive device.
In an embodiment of the present invention, wiring board is equipped in screened room.
In an embodiment of the present invention, the conductive part is conductive material, and the insulation division is isolation material.
In an embodiment of the present invention, first screening arrangement, the secondary shielding device, the third screening arrangement
It is beryllium copper reed.
In an embodiment of the present invention, the lower section of the Anneta module is equipped with mobile platform；
The mobile platform and the control module communicate to connect；
It is mobile that the control module is also used to control the mobile platform.
In an embodiment of the present invention, the transmission device includes idler wheel etc..
In an embodiment of the present invention, the beryllium copper spring when the barrier shield is moved to default station, on the barrier shield
Beryllium copper switch jaw contact on piece and the second square breach.
In an embodiment of the present invention, the default station is position when barrier shield is embedded just below the second square breach.
In an embodiment of the present invention, the barrier shield is equipped with and shielding identical in screened room towards the one side of screened room
Material.
In an embodiment of the present invention, the screened room is externally provided with height mobile sloping platform rank highly identical with mobile face；
The mobile sloping platform rank and the control module communicate to connect；
The control module is also used to control the movement of the mobile sloping platform rank.
Compared with prior art, the beneficial effects of the present invention are:
A kind of screened room of draw and insert-type more switching test system provided by the present invention, electromagnetic interference is low, convenient for surveying in electromagnetism
After examination, quick-replaceable test macro improves working efficiency.
Detailed description of the invention
Fig. 1 is a kind of schematic diagram of the screened room of draw and insert-type more switching test system of one embodiment of the invention；
Fig. 2 is a kind of main view of the screened room of draw and insert-type more switching test system of one embodiment of the invention；
Fig. 3 is the first square breach and shifting of a kind of screened room of draw and insert-type more switching test system of one embodiment of the invention
The attachment structure schematic diagram in dynamic face；
Fig. 4 is mobile face 3 and the barrier shield 4 of a kind of shielding of draw and insert-type more switching test system of one embodiment of the invention
Side view；
Wherein: the first square breach 1, the second square breach 2, mobile face 3, barrier shield 4, metal clips 11, conductive part 31,
Insulation division 32, shielding notch 40.
Specific embodiment
With reference to the accompanying drawing and specific embodiment the present invention will be further described, illustrative examples therein and
Illustrate only to be used to explain the present invention, but not as a limitation of the invention.
It should be noted that in the present invention, term " first ", " second " are used for description purposes only, and should not be understood as
Indication or suggestion relative importance or the quantity for implicitly indicating indicated technical characteristic." first ", " are defined as a result,
Two " feature can explicitly or implicitly include one or more of the features.In the description of the present invention, " multiple "
It is meant that two or more, unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can be machine
Tool connection, is also possible to be electrically connected；It can be directly connected, two members can also be can be indirectly connected through an intermediary
Connection inside part.For the ordinary skill in the art, above-mentioned term can be understood in this hair as the case may be
Concrete meaning in bright.
In the present invention unless specifically defined or limited otherwise, fisrt feature second feature "upper" or "lower"
It may include that the first and second features directly contact, also may include that the first and second features are not direct contacts but pass through it
Between other characterisation contact.Moreover, fisrt feature includes the first spy above the second feature " above ", " above " and " above "
Sign is right above second feature and oblique upper, or is merely representative of first feature horizontal height higher than second feature.Fisrt feature exists
Second feature " under ", " lower section " and " following " include that fisrt feature is directly below and diagonally below the second feature, or is merely representative of
First feature horizontal height is less than second feature.
As shown in Figure 1, Figure 2 and Figure 3, the present invention provides a kind of screened rooms of draw and insert-type more switching test system, including screen
Room is covered, motor group and control module outside screened room are set, wherein the screened room includes four sides, a top surface and one
A bottom surface, the subjacent are equipped with multiple pillars 10, and the bottom surface is equipped with the first square breach close to one end of a side
1, continuously it is equipped with metal clips 11 in the first square breach 1, the side of the top of the first square breach 1 is equipped with second and rectangular lacks
Mouth 2, the first square breach 1, which are equipped with, includes 31 He of conductive part with the matched mobile face 3 of 1 size of the first square breach, mobile face 3
Insulation division 32, the upper surface in mobile face 3 are conductive part 31, and the lower end surface in mobile face 3 is insulation division 32, mobile face 3 and second party
2 intersection of v notch v is equipped with a barrier shield 4, and three sides that barrier shield 4 is not contacted with mobile face 3 are equipped with the first screening arrangement, the
Two square breach 2 are equipped with secondary shielding device identical with first screening arrangement along three sides of screened room side；It is mobile
The lower section in face 3 is equipped with transmission device；The mobile face 3 is connect with motor group, and the motor group is connect with control module, described
Control module is used to control the operating of motor group；Testboard and the setting of subtest equipment are on mobile face 3；It is equipped in screened room
Anneta module, the Anneta module include antenna holder, antenna body and coiling apparatus, and barrier shield 4 is equipped with one by barrier shield
Middle part extends to the shielding notch 40 at barrier shield edge, and continuous third screening arrangement is equipped in the shielding notch 40, described
Cable is wound on coiling apparatus, the cable includes insulating layer, shielded layer and copper core, and the copper core is arranged in the shielded layer
Interior, the shielded layer is arranged in the insulating layer；One end of the cable is connect with the antenna body, the cable it is another
One end is connect with the control module, and the cable is equipped with exposed portion of the length slightly larger than shielding 40 thickness of notch, the electricity
The exposed portion of cable does not include insulating layer, and the exposed portion passes through the shielding notch 40 and connects the control module, described exposed
The shielded layer in portion is contacted with the third screening arrangement, and the control module is used to receive the detection signal of the antenna body.
In an embodiment of the present invention, the subtest equipment include loudspeaker, photoelectric converter, receiver, frequency spectrograph,
Signal generator, power amplifier, power supply, motor loading device, generator drive device etc..
In an embodiment of the present invention, wiring board is equipped in the screened room.
In an embodiment of the present invention, the conductive part 31 is conductive material, and the insulation division 32 is isolation material.
In an embodiment of the present invention, first screening arrangement, the secondary shielding device, the third screening arrangement
It is beryllium copper reed.
In an embodiment of the present invention, the lower section of the Anneta module is equipped with mobile platform；
The mobile platform and the control module communicate to connect；
It is mobile that the control module is also used to control the mobile platform.
In an embodiment of the present invention, the transmission device includes idler wheel etc..
In an embodiment of the present invention, the beryllium copper when the barrier shield 4 is moved to default station, on the barrier shield 4
Beryllium copper switch jaw contact on reed and the second square breach 2.
In an embodiment of the present invention, the default station is position when barrier shield 4 is embedded just below the second square breach 2
It sets.
In an embodiment of the present invention, barrier shield 4 is equipped with and shielding material identical in screened room towards the one side of screened room
Material.
In an embodiment of the present invention, screened room is externally provided with height mobile sloping platform rank highly identical with mobile face；
The mobile sloping platform rank and the control module communicate to connect；
The control module is also used to control the movement of the mobile sloping platform rank.
In an application scenarios of the invention, the control module is the host computer outside darkroom, and the Anneta module is located at screen
Interior is covered, on a mobile platform, the mobile platform is connect with the host computer, and the host computer is used for the Anneta module setting
Mobile in control mobile platform, the testboard and subtest equipment are arranged on mobile face 3, and when tested, shielding lacks
The beryllium copper reed of top and bottom continuously contacts in mouthfuls 40, is wound with cable on coiling apparatus, one end of the cable with it is described
Antenna connection, the other end of the cable are connect with the host computer, and the exposed portion of the cable passes through the one of shielding notch 40
End slides into shielding notch 40, the exposed portion and the beryllium copper switch jaw contact that top and bottom in shielding notch 40 are arranged in, i.e.,
The shielded layer in the exposed portion and the beryllium copper switch jaw contact being arranged in shielding notch 40, beryllium copper reed on barrier shield 4 and the
Beryllium copper switch jaw contact in two square breach 2 guarantees the shielding properties of screened room, staff to form continuous conductor
When being debugged using Anneta module, is moved back and forth in screened room by the PC control Anneta module, be moved into
The position needed is tested, while the PC control coiling apparatus is according to the moving direction and speed unwrapping wire or receipts of mobile platform
Line, such as when mobile platform is with 50 centimetres of 4 distance of barrier shield, PC control coiling apparatus unwrapping wire, so that exposed portion is apart from day
The distance of line is also 50 centimetres, so that exposed portion is located just in the shielding notch 40, when the Anneta module is mobile in place
Afterwards, formally start to carry out sample electromagnetic compatibility test, at the same the signal of the antenna body by the cable transmission to upper
Position machine；Personnel are worked at the same time to debug good Anneta module to be tested outside screened room and get out testboard ready for use and auxiliary survey
Try equipment；After shielding indoor Anneta module test, the mobile platform that PC control is loaded with Anneta module makes its shifting
It moves on mobile face, host computer controls motor group again and removes mobile face 3, and then the mobile sloping platform rank of PC control is moved to movement
The edge in face 3, staff skids off in exposed portion out of shielding notch 40, then controls the mobile platform and will be loaded with and be completed
The mobile platform of Anneta module removed from the mobile sloping platform rank, staff again moves testboard and subtest equipment
It walks, PC control moves on to the Anneta module to be tested debugged on mobile face 3 from mobile sloping platform rank later, and staff will
The exposed portion of Anneta module to be tested slides into shielding notch 40 from one end of shielding notch 40, and staff is by survey ready for use
Test stand and subtest equipment move on mobile face 3, host computer control again mobile face 3 by Anneta module to be tested, testboard and
Subtest equipment moves into screened room.Staff shields indoor Anneta module in test and uses dark indoor testboard
When with subtest equipment, test Anneta module can be treated outside screened room and is debugged, testboard to be replaced is got out
And subtest equipment, when needing replacing, by the Anneta module being completed and the testboard and subtest finished can be used
Equipment removes screened room, then replaces the Anneta module to be tested, testboard and subtest equipment debugged, and moves into screened room
It is tested, eliminates the debug time of a large amount of antennas and the time of testboard and subtest equipment, improved entire
The conventional efficient in darkroom.
Obviously, above-described embodiment is used for the purpose of clearer expression technical solution of the present invention example, rather than right
The restriction of embodiment of the present invention.To those skilled in the art, it can also make on the basis of the above description other
Various forms of variations or variation, without departing from the inventive concept of the premise, these are all within the scope of protection of the present invention.Cause
The scope of protection of the patent of the invention shall be subject to the appended claims for this.
Claims (7)
1. motor group and control outside screened room is arranged in a kind of screened room of draw and insert-type more switching test system, including screened room
Module, which is characterized in that wherein the screened room includes that four sides, a top surface and a bottom surface, the subjacent are set
There are at least four pillars, the bottom surface is equipped with the first square breach close to one end of a side, in first square breach
It is continuously equipped with metal clips, the side of the top of first square breach is equipped with the second square breach, and described first is rectangular
Notch be equipped with the matched mobile face of the first square breach size, the mobile face includes conductive part and insulation division, institute
The upper surface for stating mobile face is conductive part, and the lower end surface in mobile face is that mobile face and second square breach described in insulation division are handed over
It is equipped with a barrier shield at boundary, the barrier shield is not equipped with the first screening arrangement with three sides of the mobile face contact, and described the
Two square breach are equipped with secondary shielding device identical with first screening arrangement along three sides of screened room side；The shifting
The lower section in dynamic face is equipped with transmission device；The mobile face is connect with motor group, and the motor group is connect with control module, described
Control module is used to control the operating of motor group；Testboard and subtest equipment are arranged on the mobile face；In screened room
Equipped with Anneta module, the Anneta module includes antenna holder, antenna body and coiling apparatus, the barrier shield be equipped with one by
The shielding notch at barrier shield edge is extended in the middle part of barrier shield, is equipped with continuous third screening arrangement, institute in the shielding notch
It states and is wound with cable on coiling apparatus, the cable includes insulating layer, shielded layer and copper core, and the copper core is arranged in the shielding
In layer, the shielded layer is arranged in the insulating layer；One end of the cable is connect with the antenna body, the cable
The other end is connect with the control module, and the cable is equipped with exposed portion of the length slightly larger than the shielding notch thickness, institute
The exposed portion for stating cable does not include insulating layer, and the exposed portion passes through the shielding notch and connects the control module, described naked
The shielded layer in dew portion is contacted with the third screening arrangement, and the control module is used to receive the detection letter of the antenna body
Number.
2. a kind of screened room of draw and insert-type more switching test system as described in claim 1, which is characterized in that first shielding
Device, the secondary shielding device, the third screening arrangement are beryllium copper reed.
3. a kind of screened room of draw and insert-type more switching test system as described in claim 1, which is characterized in that the Anneta module
Lower section be equipped with mobile platform；
The mobile platform and the control module communicate to connect；
It is mobile that the control module is also used to control the mobile platform.
4. a kind of screened room of draw and insert-type more switching test system as described in claim 1, which is characterized in that the transmission device
Including idler wheel.
5. a kind of screened room of draw and insert-type more switching test system as described in claim 1, which is characterized in that when the barrier shield
The beryllium copper switch jaw contact on beryllium copper reed and the second square breach when being moved to default station, on the barrier shield.
6. a kind of screened room of draw and insert-type more switching test system as claimed in claim 5, which is characterized in that the default station
Position when the second square breach is embedded just below for barrier shield.
7. a kind of screened room of draw and insert-type more switching test system as described in claim 1, which is characterized in that outside the screened room
Equipped with height mobile sloping platform rank highly identical with mobile face；
The mobile sloping platform rank and the control module communicate to connect；
The control module is also used to control the movement of the mobile sloping platform rank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811026530.8A CN109239470B (en) | 2018-09-04 | 2018-09-04 | Shielding room of extraction-insertion type replacement testing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811026530.8A CN109239470B (en) | 2018-09-04 | 2018-09-04 | Shielding room of extraction-insertion type replacement testing system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109239470A true CN109239470A (en) | 2019-01-18 |
| CN109239470B CN109239470B (en) | 2023-06-23 |
Family
ID=65060580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811026530.8A Active CN109239470B (en) | 2018-09-04 | 2018-09-04 | Shielding room of extraction-insertion type replacement testing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109239470B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110146761A (en) * | 2019-06-03 | 2019-08-20 | 广州市诚臻电子科技有限公司 | A kind of control system of screened room |
| CN110749794A (en) * | 2019-11-06 | 2020-02-04 | 广州市诚臻电子科技有限公司 | Mobile platform docking system for electromagnetic compatibility test |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE0002980D0 (en) * | 2000-03-31 | 2000-08-23 | Kildal Antenn Consulting Ab | A method and apparatus for measuring the performance of antennas |
| JP2008034761A (en) * | 2006-07-31 | 2008-02-14 | Tss Japan:Kk | Electromagnetic shield room system using electromagnetic shield material of double structure |
| JP2011095221A (en) * | 2009-11-02 | 2011-05-12 | Olympus Corp | Radiation electromagnetic field measuring system and radiation electromagnetic field measuring method |
| JP2012216571A (en) * | 2011-03-31 | 2012-11-08 | Kajima Corp | Magnetic shield chamber |
| CN203658500U (en) * | 2013-12-27 | 2014-06-18 | 深圳市计量质量检测研究院 | Anechoic chamber |
| CN103901290A (en) * | 2012-12-28 | 2014-07-02 | 鸿富锦精密工业（深圳）有限公司 | Electromagnetic compatibility test system |
| CN104849592A (en) * | 2015-05-12 | 2015-08-19 | 中国科学院国家天文台 | Radio telescope broadband electromagnetic shielding effectiveness detection system and detection method thereof |
| CN107525973A (en) * | 2017-08-15 | 2017-12-29 | 国网天津市电力公司电力科学研究院 | Conveying type electronic equipment radio frequency electromagnetic field radiation immunity test system |
| CN207181536U (en) * | 2017-09-20 | 2018-04-03 | 青岛中卓海泰微波科技有限公司 | A kind of compatible antenna measurement darkroom |
| CN108226585A (en) * | 2017-12-19 | 2018-06-29 | 绵阳恒持金属设备有限公司 | A kind of emergent electromagnetic shielding chamber and its test device |
-
2018
- 2018-09-04 CN CN201811026530.8A patent/CN109239470B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE0002980D0 (en) * | 2000-03-31 | 2000-08-23 | Kildal Antenn Consulting Ab | A method and apparatus for measuring the performance of antennas |
| JP2008034761A (en) * | 2006-07-31 | 2008-02-14 | Tss Japan:Kk | Electromagnetic shield room system using electromagnetic shield material of double structure |
| JP2011095221A (en) * | 2009-11-02 | 2011-05-12 | Olympus Corp | Radiation electromagnetic field measuring system and radiation electromagnetic field measuring method |
| JP2012216571A (en) * | 2011-03-31 | 2012-11-08 | Kajima Corp | Magnetic shield chamber |
| CN103901290A (en) * | 2012-12-28 | 2014-07-02 | 鸿富锦精密工业（深圳）有限公司 | Electromagnetic compatibility test system |
| CN203658500U (en) * | 2013-12-27 | 2014-06-18 | 深圳市计量质量检测研究院 | Anechoic chamber |
| CN104849592A (en) * | 2015-05-12 | 2015-08-19 | 中国科学院国家天文台 | Radio telescope broadband electromagnetic shielding effectiveness detection system and detection method thereof |
| CN107525973A (en) * | 2017-08-15 | 2017-12-29 | 国网天津市电力公司电力科学研究院 | Conveying type electronic equipment radio frequency electromagnetic field radiation immunity test system |
| CN207181536U (en) * | 2017-09-20 | 2018-04-03 | 青岛中卓海泰微波科技有限公司 | A kind of compatible antenna measurement darkroom |
| CN108226585A (en) * | 2017-12-19 | 2018-06-29 | 绵阳恒持金属设备有限公司 | A kind of emergent electromagnetic shielding chamber and its test device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110146761A (en) * | 2019-06-03 | 2019-08-20 | 广州市诚臻电子科技有限公司 | A kind of control system of screened room |
| CN110146761B (en) * | 2019-06-03 | 2021-07-23 | 广州市诚臻电子科技有限公司 | Control system of shielding room |
| CN110749794A (en) * | 2019-11-06 | 2020-02-04 | 广州市诚臻电子科技有限公司 | Mobile platform docking system for electromagnetic compatibility test |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109239470B (en) | 2023-06-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102072982B (en) | Device and system for acquiring very fast transient overvoltage sensing signal | |
| CN108872720A (en) | A kind of screened room of draw and insert-type more switching test system | |
| CN109239470A (en) | A kind of screened room of draw and insert-type more switching test system | |
| CN106324454B (en) | A kind of XLPE cable insulation detection device and its electromagnetism interference method | |
| CN107478920A (en) | New-energy automobile radiation disturbance risk assessment easily-testing system | |
| US20200348349A1 (en) | Apparatus and methods for testing devices | |
| CN102121948A (en) | System for measuring transient shell voltage of gas insulated switchgear | |
| CN109375042A (en) | Aviation plug test device | |
| CN202770922U (en) | Reliably shielded voltage-division type high-voltage measurement device | |
| CN109100549A (en) | A kind of screened room of draw and insert-type replacement antenna | |
| CN209372974U (en) | A kind of screened room of draw and insert-type more switching test system | |
| CN209372920U (en) | A kind of screened room of draw and insert-type replacement antenna | |
| CN110146761B (en) | Control system of shielding room | |
| Yuanji et al. | Statistical characteristics of transient enclosure voltage in ultra-high-voltage gas-insulated switchgear | |
| CN109884412B (en) | Ultra-wideband electric field probe adopting U-shaped structure | |
| CN106793737A (en) | A kind of electromagnetic compatibility device housings under blasting environment | |
| CN103558638B (en) | A kind of contactless charged concealed wire identification device | |
| CN211183962U (en) | Handheld radio frequency radiation immunity fault accurate diagnosis equipment | |
| CN106291271B (en) | Judge the live detection method of combined electrical apparatus high-voltage potential and ground potential electric discharge | |
| CN210517428U (en) | Distributed system structure inside electric cabinet | |
| CN109100548A (en) | A kind of screened room of rotary replacement antenna | |
| CN204203383U (en) | Testing apparatus | |
| CN209311541U (en) | A kind of screened room of rotary replacement antenna | |
| CN109358216A (en) | A kind of screened room of quick-replaceable antenna | |
| CN209372922U (en) | A kind of screened room of rotary replacement monitor station |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |