CN204666743U - A kind of test cabinet with electromagnetic compatibility test probe - Google Patents
A kind of test cabinet with electromagnetic compatibility test probe Download PDFInfo
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- CN204666743U CN204666743U CN201520290664.6U CN201520290664U CN204666743U CN 204666743 U CN204666743 U CN 204666743U CN 201520290664 U CN201520290664 U CN 201520290664U CN 204666743 U CN204666743 U CN 204666743U
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Abstract
The utility model relates to the test cabinet of the band electromagnetic compatibility test probe of electromagnetic measurement field; it comprises, sealing chamber, checkout equipment, fetch equipment, test probe, camera, electromechanical part and electromagnetic compatibility testing device; sealing chamber; the inwall of sealing chamber is provided with the closed metal inner tube of one deck; metal inner tube is made up of ELECTROMAGNETIC REFLECTION layer; and full frequency band suction ripple layer is provided with on the surface of metal inner tube, full frequency band is inhaled ripple layer and is installed as bearing substrate with nonwoven fabrics; Increase multiple more practical function, make product be suitable for field widely, can shield various different electromagnetic wave, use reliable, be particularly useful for high-frequency electromagnetic, integrated testability process is simple and convenient, can carry out at any time observing and contrast, compared with traditional structure, the scope of application is more extensive, and test process is simple and convenient, improve work efficiency, the mode that electromagnetic compatibility test probe adopts ferromagnetic core to be combined with coil, has the advantages that sensitivity is higher, more meets various test request.
Description
Technical field
the utility model relates to electromagnetic measurement field, is specifically related to a kind of test cabinet with electromagnetic compatibility test probe.
Background technology
electromagnetic compatibility test is concerning ensuring information safety and reducing electromagnetic pollution, and the application of its proving installation, techniques and methods is more and more important.Effectiveness test is the important component part of electromagnetic compatibility test, effectiveness test be unable to do without electromagnetic screen test macro, traditional electromagnetic screen test macro comprises shield assembly, the emitting antenna be arranged in shield assembly, receiving antenna and detection piece, and microwave signal generator, control system and sampling system.Existing electromagnetic screen test macro function singleness, test structure does not prepare, and test process is by certain restriction.Existing shield assembly is usually with the totally enclosed acceptor that common metal material is made, and cavity has general electro-magnetic screen function.Because this structure is simple, the electromagnetism screen of low frequency can only be applicable to, good shielding action can not be played to the electromagnetism of high frequency or ultrahigh frequency.In addition, existing electromagnetic screen test macro function singleness, only possesses the effect of electromagnetism screen, and application, by considerable restraint, can not utilize its electro-magnetic screen function very fully.
Utility model content
the purpose of this utility model solves above defect, provides a kind of test cabinet with electromagnetic compatibility test probe.
The purpose of this utility model is achieved in the following ways:
With a test cabinet for electromagnetic compatibility test probe, it comprises, sealing chamber, checkout equipment, fetch equipment, test probe, camera, electromechanical part and electromagnetic compatibility testing device.
The inwall of sealing chamber is provided with the closed metal inner tube of one deck, and metal inner tube is made up of ELECTROMAGNETIC REFLECTION layer, and is provided with full frequency band suction ripple layer on the surface of metal inner tube, and full frequency band is inhaled ripple layer and installed as bearing substrate with nonwoven fabrics.
Checkout equipment comprises electromagnetic signal collection module and electromagnetic signal contrast module.
Fetch equipment is connected with checkout equipment, comprises the display screen for reading data and the operating platform for Update Table, for reading the testing result of checkout equipment.
Test probe is arranged in sealing chamber; it comprises ferromagnetic core, the coil be set around on ferromagnetic core, high frequency connectors and passive impedance Circuit tuning; ferromagnetic core is for catching the magnetic signal of testee; coil is used for magnetic signal to be converted into electric signal; high frequency connectors are used for that electric signal is sent to checkout equipment and detect; passive impedance Circuit tuning is connected between coil and high frequency connectors, and the impedance for the output impedance with testee that adjust coil is consistent; Passive impedance Circuit tuning comprises passive impedance output circuit and passive impedance match circuit, passive impedance output circuit is connected with coil, for providing a fixing output impedance for coil, passive impedance match circuit is connected between passive impedance output circuit and high frequency connectors.
Camera is arranged in sealing chamber, it comprises airtight conductive shell, video camera, photoelectric signal converter, rechargeable battery and charge controller, one side of airtight conductive shell is provided with electro-conductive glass, another side is provided with power switch, video camera, photoelectric signal converter, rechargeable battery and charge controller are all arranged in airtight conductive shell, video camera arrests signal of video signal after aiming at electro-conductive glass, and the signal of video signal that photoelectric signal converter is used for video camera to capture is converted to light signal and is sent to checkout equipment.
Electromechanical part is arranged in sealing chamber, it comprises for the test board of bearing test article, electric rotary, electric bracket platform, rotating disk controller and trestle table controller, electric rotary is electrically connected with rotating disk controller, and electric bracket platform is electrically connected with trestle table controller.
Electromagnetic compatibility testing device is arranged in sealing chamber, it is connected with checkout equipment, comprise power supply, three-phase isolation transformer, three-phase regulator, the first electromagnetic compatibility test equipment and the second electromagnetic compatibility test equipment, power supply, to be connected by cable between three-phase isolation transformer and three-phase regulator, three-phase regulator is also connected with circuit changing switch, this circuit changing switch comprises the first output terminal and the second output terminal, first output terminal and the first electromagnetic compatibility test equipment connection, the second output terminal and the second electromagnetic compatibility test equipment connection.
In above-mentioned explanation, as preferred scheme, also be provided with receiver in described sealing chamber, it comprises receiving antenna, amplifier and electromagnetic signal transmission line, and the electromagnetic signal that receiving antenna receives is delivered to fetch equipment by electromagnetic signal transmission line after amplifier amplifies.
In above-mentioned explanation, as preferred scheme, anti-interference proving installation is also provided with in described sealing chamber, comprise test signal rejection filter, test signal rejection filter is connected with receiver, signal in frequency range is hindered, to get rid of the impact of test signal on compatibility for filtering out band corresponding with the frequency of working signal in test signal.
In above-mentioned explanation, as preferred scheme, be also provided with monitor terminal in described sealing chamber, monitor terminal is connected with fetch equipment.Monitor terminal is for inputting experiment control instruction, client authenticating information, FLV file management instruction to fetch equipment.
In above-mentioned explanation, as preferred scheme, in described sealing chamber, be also provided with fictitious load room, be a public wall between fictitious load room and electromechanical part, it offers through hole.
The beneficial effect that the utility model produces is: rational in infrastructure, design science, increase multiple more practical function, product is made to be suitable for field widely, can shield various different electromagnetic wave, use reliable, be particularly useful for high-frequency electromagnetic, integrated testability process is simple and convenient, can carry out at any time observing and contrast, compared with traditional structure, its integrated testability is more stable, the scope of application is more extensive, test process is simple and convenient, save the time, improve work efficiency, in addition, the mode that electromagnetic compatibility test probe adopts ferromagnetic core to be combined with coil, have the advantages that sensitivity is higher, more meet various test request.
Accompanying drawing explanation
fig. 1 is the structural representation of the utility model embodiment;
In figure, 1 is sealing chamber, and 2 is metal inner tube, and 3 is full frequency band suction ripple layer, and 4 is checkout equipment, and 5 is fetch equipment, and 6 is test probe, and 7 is camera, and 8 is electromechanical part, and 9 is electromagnetic compatibility testing device.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is described in further detail.
The present embodiment, with reference to Fig. 1, the test cabinet of its band electromagnetic compatibility test probe 6 specifically implemented comprises sealing chamber 1, checkout equipment 4, fetch equipment 5, test probe 6, camera 7, electromechanical part 8 and electromagnetic compatibility testing device 9.
Wherein, the inwall of sealing chamber 1 is provided with the closed metal inner tube 2 of one deck, and metal inner tube 2 is made up of ELECTROMAGNETIC REFLECTION layer, and is provided with full frequency band suction ripple layer 3 on the surface of metal inner tube 2, and full frequency band is inhaled ripple layer 3 and installed as bearing substrate with nonwoven fabrics.
Checkout equipment 4 comprises electromagnetic signal collection module and electromagnetic signal contrast module.Fetch equipment 5 is connected with checkout equipment 4, comprises the display screen for reading data and the operating platform for Update Table, for reading the testing result of checkout equipment 4.
Test probe 6 is arranged in sealing chamber 1; it comprises ferromagnetic core, the coil be set around on ferromagnetic core, high frequency connectors and passive impedance Circuit tuning; ferromagnetic core is for catching the magnetic signal of testee; coil is used for magnetic signal to be converted into electric signal; high frequency connectors are used for that electric signal is sent to checkout equipment 4 and detect; passive impedance Circuit tuning is connected between coil and high frequency connectors, and the impedance for the output impedance with testee that adjust coil is consistent; Passive impedance Circuit tuning comprises passive impedance output circuit and passive impedance match circuit, passive impedance output circuit is connected with coil, for providing a fixing output impedance for coil, passive impedance match circuit is connected between passive impedance output circuit and high frequency connectors.
Camera 7 is arranged in sealing chamber 1, it comprises airtight conductive shell, video camera, photoelectric signal converter, rechargeable battery and charge controller, one side of airtight conductive shell is provided with electro-conductive glass, another side is provided with power switch, video camera, photoelectric signal converter, rechargeable battery and charge controller are all arranged in airtight conductive shell, video camera arrests signal of video signal after aiming at electro-conductive glass, and the signal of video signal that photoelectric signal converter is used for video camera to capture is converted to light signal and is sent to checkout equipment 4.
Electromechanical part 8 is arranged in sealing chamber 1, it comprises for the test board of bearing test article, electric rotary, electric bracket platform, rotating disk controller and trestle table controller, electric rotary is electrically connected with rotating disk controller, and electric bracket platform is electrically connected with trestle table controller.
Electromagnetic compatibility testing device 9 is arranged in sealing chamber 1, it is connected with checkout equipment 4, comprise power supply, three-phase isolation transformer, three-phase regulator, the first electromagnetic compatibility test equipment and the second electromagnetic compatibility test equipment, power supply, to be connected by cable between three-phase isolation transformer and three-phase regulator, three-phase regulator is also connected with circuit changing switch, this circuit changing switch comprises the first output terminal and the second output terminal, first output terminal and the first electromagnetic compatibility test equipment connection, the second output terminal and the second electromagnetic compatibility test equipment connection.
The novel test cell structure of the present embodiment is reasonable, design science, increase multiple more practical function, product is made to be suitable for field widely, can shield various different electromagnetic wave, use reliable, be particularly useful for high-frequency electromagnetic, integrated testability process is simple and convenient, can carry out at any time observing and contrast, compared with traditional structure, its integrated testability is more stable, the scope of application is more extensive, test process is simple and convenient, save the time, improve work efficiency, in addition, the mode that electromagnetic compatibility test probe 6 adopts ferromagnetic core to be combined with coil, have the advantages that sensitivity is higher, more meet various test request.
Above content is in conjunction with concrete preferred embodiment further detailed description of the utility model, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, without departing from the concept of the premise utility, some simple deduction or replace can also be made, all should be considered as protection domain of the present utility model.
Claims (3)
1. the test cabinet with electromagnetic compatibility test probe, is characterized in that it comprises:
Sealing chamber, the inwall of sealing chamber is provided with the closed metal inner tube of one deck, and metal inner tube is made up of ELECTROMAGNETIC REFLECTION layer, and is provided with full frequency band suction ripple layer on the surface of metal inner tube, and full frequency band is inhaled ripple layer and installed as bearing substrate with nonwoven fabrics;
Checkout equipment, comprises electromagnetic signal collection module and electromagnetic signal contrast module;
Fetch equipment, is connected with checkout equipment, comprises the display screen for reading data and the operating platform for Update Table, for reading the testing result of checkout equipment;
Test probe; be arranged in sealing chamber; it comprises ferromagnetic core, the coil be set around on ferromagnetic core, high frequency connectors and passive impedance Circuit tuning; ferromagnetic core is for catching the magnetic signal of testee; coil is used for magnetic signal to be converted into electric signal; high frequency connectors are used for that electric signal is sent to checkout equipment and detect, and passive impedance Circuit tuning is connected between coil and high frequency connectors, and the impedance for the output impedance with testee that adjust coil is consistent; Passive impedance Circuit tuning comprises passive impedance output circuit and passive impedance match circuit; passive impedance output circuit is connected with coil; for providing a fixing output impedance for coil, passive impedance match circuit is connected between passive impedance output circuit and high frequency connectors;
Camera; be arranged in sealing chamber; it comprises airtight conductive shell, video camera, photoelectric signal converter, rechargeable battery and charge controller; one side of airtight conductive shell is provided with electro-conductive glass; another side is provided with power switch; video camera, photoelectric signal converter, rechargeable battery and charge controller are all arranged in airtight conductive shell; video camera arrests signal of video signal after aiming at electro-conductive glass, and the signal of video signal that photoelectric signal converter is used for video camera to capture is converted to light signal and is sent to checkout equipment;
Electromechanical part; be arranged in sealing chamber; it comprises for the test board of bearing test article, electric rotary, electric bracket platform, rotating disk controller and trestle table controller, and electric rotary is electrically connected with rotating disk controller, and electric bracket platform is electrically connected with trestle table controller;
Electromagnetic compatibility testing device, be arranged in sealing chamber, it is connected with checkout equipment, comprise power supply, three-phase isolation transformer, three-phase regulator, the first electromagnetic compatibility test equipment and the second electromagnetic compatibility test equipment, power supply, to be connected by cable between three-phase isolation transformer and three-phase regulator, three-phase regulator is also connected with circuit changing switch, this circuit changing switch comprises the first output terminal and the second output terminal, first output terminal and the first electromagnetic compatibility test equipment connection, the second output terminal and the second electromagnetic compatibility test equipment connection.
2. according to claim 1 a kind of with electromagnetic compatibility test probe test cabinet, it is characterized in that: in described sealing chamber, be also provided with receiver, it comprises receiving antenna, amplifier and electromagnetic signal transmission line, and the electromagnetic signal that receiving antenna receives is delivered to fetch equipment by electromagnetic signal transmission line after amplifier amplifies.
3. according to claim 1 a kind of with electromagnetic compatibility test probe test cabinet, it is characterized in that: in described sealing chamber, be also provided with anti-interference proving installation, comprise test signal rejection filter, test signal rejection filter is connected with receiver, signal in frequency range is hindered, to get rid of the impact of test signal on compatibility for filtering out band corresponding with the frequency of working signal in test signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520290664.6U CN204666743U (en) | 2015-05-07 | 2015-05-07 | A kind of test cabinet with electromagnetic compatibility test probe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520290664.6U CN204666743U (en) | 2015-05-07 | 2015-05-07 | A kind of test cabinet with electromagnetic compatibility test probe |
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| CN204666743U true CN204666743U (en) | 2015-09-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520290664.6U Expired - Fee Related CN204666743U (en) | 2015-05-07 | 2015-05-07 | A kind of test cabinet with electromagnetic compatibility test probe |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108226656A (en) * | 2017-12-28 | 2018-06-29 | 中国电子产品可靠性与环境试验研究所 | The compound passive probe of electromagnetic field |
| CN108982976A (en) * | 2018-07-23 | 2018-12-11 | 西安电子科技大学 | A kind of complex electromagnetic environment simulator |
| CN110542809A (en) * | 2019-08-19 | 2019-12-06 | 深圳立讯检测股份有限公司 | Method for testing radiation immunity of radio frequency electromagnetic field of transmission type electronic equipment |
| CN113267694A (en) * | 2021-05-19 | 2021-08-17 | 中车长春轨道客车股份有限公司 | Intelligent railway high-speed train electromagnetic compatibility prediction system |
| KR20220151262A (en) * | 2021-05-06 | 2022-11-15 | 한국수력원자력 주식회사 | Method for verifying electromagnetic |
-
2015
- 2015-05-07 CN CN201520290664.6U patent/CN204666743U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108226656A (en) * | 2017-12-28 | 2018-06-29 | 中国电子产品可靠性与环境试验研究所 | The compound passive probe of electromagnetic field |
| CN108226656B (en) * | 2017-12-28 | 2020-04-03 | 中国电子产品可靠性与环境试验研究所 | Electromagnetic field composite passive probe |
| CN108982976A (en) * | 2018-07-23 | 2018-12-11 | 西安电子科技大学 | A kind of complex electromagnetic environment simulator |
| CN110542809A (en) * | 2019-08-19 | 2019-12-06 | 深圳立讯检测股份有限公司 | Method for testing radiation immunity of radio frequency electromagnetic field of transmission type electronic equipment |
| CN110542809B (en) * | 2019-08-19 | 2021-05-28 | 深圳立讯检测股份有限公司 | Method for testing radiation immunity of radio frequency electromagnetic field of transmission type electronic equipment |
| KR20220151262A (en) * | 2021-05-06 | 2022-11-15 | 한국수력원자력 주식회사 | Method for verifying electromagnetic |
| KR102736390B1 (en) | 2021-05-06 | 2024-11-28 | 한국수력원자력 주식회사 | Method for verifying electromagnetic |
| CN113267694A (en) * | 2021-05-19 | 2021-08-17 | 中车长春轨道客车股份有限公司 | Intelligent railway high-speed train electromagnetic compatibility prediction system |
| CN113267694B (en) * | 2021-05-19 | 2024-03-12 | 中车长春轨道客车股份有限公司 | Intelligent railway high-speed train electromagnetic compatibility prediction system |
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Legal Events
| Date | Code | Title | Description |
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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: 20150923 Termination date: 20160507 |
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| CF01 | Termination of patent right due to non-payment of annual fee |