CN204479674U - A kind of strong electromagnetic pulse interference detecting apparatus - Google Patents
A kind of strong electromagnetic pulse interference detecting apparatus Download PDFInfo
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- CN204479674U CN204479674U CN201520136365.7U CN201520136365U CN204479674U CN 204479674 U CN204479674 U CN 204479674U CN 201520136365 U CN201520136365 U CN 201520136365U CN 204479674 U CN204479674 U CN 204479674U
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- digital oscilloscope
- electromagnetic pulse
- detecting apparatus
- serial ports
- interference detecting
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- 230000005855 radiation Effects 0.000 claims abstract description 6
- 239000000523 sample Substances 0.000 claims abstract description 6
- 238000004458 analytical method Methods 0.000 claims abstract description 5
- 238000005070 sampling Methods 0.000 claims description 4
- 238000009532 heart rate measurement Methods 0.000 abstract description 2
- 230000005672 electromagnetic field Effects 0.000 description 5
- 238000005259 measurement Methods 0.000 description 5
- 238000001514 detection method Methods 0.000 description 3
- 238000007405 data analysis Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000013480 data collection Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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- 238000004804 winding Methods 0.000 description 1
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Abstract
The utility model discloses a kind of strong electromagnetic pulse interference detecting apparatus, comprise digital oscilloscope, the input end of described digital oscilloscope connects an oscillograph line, and the serial ports end of digital oscilloscope is connected with computing machine; The probe of described oscillograph line and ground clamp looping, form circular sensor; Described circular sensor presses close to radiation source to obtain high-frequency electromagnetic pulse, then is sent to computing machine through the serial ports of digital oscilloscope and carries out analysis and resolution high-frequency electromagnetic pulse signal.This device not only can facilitate technician under any circumstance to carry out high frequency pulse measurement, while ranging pulse intensity, can also reflect the situation of change of high-frequency impulse exactly.
Description
Technical field
The utility model belongs to electromagnetic compatibility test field, particularly relates to a kind of strong electromagnetic pulse interference detecting apparatus.
Background technology
Detection at present about electromagnetic pulse generally adopts electromagnetic field meter, for strong high-frequency impulse (being greater than 50MHz), and more employing electromagnetic field of high frequency measuring instrument.Electromagnetic field measurements instrument can the size of Measurement accuracy steady electromagnetic field, but for moment high frequency strong-electromagnetic field, magnetic field measuring apparatus cannot accurately record.In addition, the frequency of the induction voltage waveform of electromagnetic field, leading-edge pulse time, die-away time and process all cannot record and intuitively show, and can accurately not obtain most high power pulse voltage, the i.e. size of peak value; Detect according to ordinary oscilloscope, often because its sample frequency is too low, moment high-frequency impulse cannot be monitored, in real work, easily cause technician to judge by accident.
Utility model content
In order to solve the shortcoming of prior art, the utility model provides a kind of strong electromagnetic pulse interference detecting apparatus, this device not only can facilitate technician under any circumstance to carry out high frequency pulse measurement, while ranging pulse intensity, can also reflect the situation of change of high-frequency impulse exactly.
For achieving the above object, the utility model is by the following technical solutions:
A kind of strong electromagnetic pulse interference detecting apparatus, comprising: digital oscilloscope, the input end of described digital oscilloscope connects an oscillograph line, and the serial ports end of digital oscilloscope is connected with computing machine; The probe of described oscillograph line and ground clamp looping, form circular sensor; Described circular sensor presses close to radiation source to obtain high-frequency electromagnetic pulse, then is sent to computing machine through the serial ports of digital oscilloscope and carries out analysis and resolution high-frequency electromagnetic pulse signal.
The serial ports end of described digital oscilloscope is connected by data line with computing machine.
Described data line adopts serial ports to turn the data line of USB.
The gear of described digital oscilloscope is × 100.
The sampling rate of described digital oscilloscope is 500MSa/s to the maximum.
The beneficial effects of the utility model are:
(1) the utility model utilizes oscilloprobe as sensing coil dexterously, high sampling rate digital oscilloscope is combined with computing machine simultaneously, as data collection and analysis device, structure is simple, technician not only can be facilitated under any circumstance to carry out EMP measurement, while measurement high-frequency impulse intensity, the situation of change of high-frequency impulse can also be reflected accurately;
(2) the utility model is used for strong electromagnetic pulse when measuring, have highly sensitive, precision is high, simple to operate, visual strong, the feature that facilitates data analysis.
Accompanying drawing explanation
Fig. 1 is strong electromagnetic pulse interference detecting apparatus structural representation of the present utility model;
Fig. 2 is sensing of the present utility model and detection method schematic diagram.
Wherein, 1. computing machine, 2. data line, 3. digital oscilloscope, 4. oscillograph line, 5. circular sensing coil, 6. high frequency radiation source, 7. attenuator.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is described further:
As shown in Figure 1, a kind of strong electromagnetic pulse interference detecting apparatus, comprises digital oscilloscope 3, and the input end of described digital oscilloscope 3 connects an oscillograph line 4, and the serial ports end of digital oscilloscope 3 is connected with computing machine 1; The probe of described oscillograph line 4 and ground clamp looping, form circular sensor 5; Described circular sensor 5 presses close to radiation source 6 to obtain high-frequency electromagnetic pulse, then is sent to computing machine 1 through the serial ports of digital oscilloscope 3 and carries out analysis and resolution high-frequency electromagnetic pulse signal; Wherein, the serial ports end of described digital oscilloscope 3 is connected by data line with computing machine 1; Described sampling rate MAXIMUM SELECTION 500MSa/s.
Air core coil sensing principle according to Fig. 2, circular sensing coil 5 detects high-frequency electromagnetic pulse signal, transfers to digital oscilloscope 3 by attenuator 7.In the utility model, attenuator 7 is the oscillograph line 4 be connected with digital oscilloscope 3 input end.Can select suitable oscillograph line 4 according to the estimated value of pulse strength when actual measurement, for ensureing the person and device security, when not knowing pulse strength, the gear of (× 100) preferably selected by oscillograph line 4.Data line 2 adopts serial ports to turn the data line of USB, and ensure the reliability of data transmission, serial ports one end of data line 2 is connected with digital oscilloscope 3, and network interface one end is connected with the computing machine 1 with analysis software.
The detection method of strong electromagnetic pulse interference detecting apparatus of the present utility model is:
The loop that the ground clamp of oscillograph line 4 and probe are formed will keep circular as far as possible, avoids bending winding, forms circular sensing coil 5; In testing process, circular sensing coil 5 will press close to radiation source 6; Circular sensor obtains high-frequency electromagnetic pulse, oscillograph line 4 through digital oscilloscope 3 transfers in digital oscilloscope 3, computing machine 1 receives the data that digital oscilloscope 3 transmits, and carries out analysis and resolution high-frequency electromagnetic pulse signal by the analysis software in computing machine 1.
By reference to the accompanying drawings embodiment of the present utility model is described although above-mentioned; but the restriction not to the utility model protection domain; one of ordinary skill in the art should be understood that; on the basis of the technical solution of the utility model, those skilled in the art do not need to pay various amendment or distortion that creative work can make still within protection domain of the present utility model.
Claims (5)
1. a strong electromagnetic pulse interference detecting apparatus, is characterized in that, comprising: digital oscilloscope, and the input end of described digital oscilloscope connects an oscillograph line, and the serial ports end of digital oscilloscope is connected with computing machine; The probe of described oscillograph line and ground clamp looping, form circular sensor; Described circular sensor presses close to radiation source to obtain high-frequency electromagnetic pulse, then is sent to computing machine through the serial ports of digital oscilloscope and carries out analysis and resolution high-frequency electromagnetic pulse signal.
2. a kind of strong electromagnetic pulse interference detecting apparatus as claimed in claim 1, is characterized in that, the serial ports end of described digital oscilloscope is connected by data line with computing machine.
3. a kind of strong electromagnetic pulse interference detecting apparatus as claimed in claim 2, is characterized in that, described data line adopts serial ports to turn the data line of USB.
4. a kind of strong electromagnetic pulse interference detecting apparatus as claimed in claim 1, is characterized in that, the gear of described digital oscilloscope is × 100.
5. a kind of strong electromagnetic pulse interference detecting apparatus as claimed in claim 1, it is characterized in that, the sampling rate of described digital oscilloscope is 500MSa/s to the maximum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520136365.7U CN204479674U (en) | 2015-03-10 | 2015-03-10 | A kind of strong electromagnetic pulse interference detecting apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520136365.7U CN204479674U (en) | 2015-03-10 | 2015-03-10 | A kind of strong electromagnetic pulse interference detecting apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204479674U true CN204479674U (en) | 2015-07-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520136365.7U Expired - Fee Related CN204479674U (en) | 2015-03-10 | 2015-03-10 | A kind of strong electromagnetic pulse interference detecting apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204479674U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106771785A (en) * | 2017-02-24 | 2017-05-31 | 锐思特电子科技（苏州）有限公司 | Electric hammer electric spark value test device |
| CN111257677A (en) * | 2020-02-24 | 2020-06-09 | 西安电子科技大学 | Electromagnetic pulse interference test method and system |
-
2015
- 2015-03-10 CN CN201520136365.7U patent/CN204479674U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106771785A (en) * | 2017-02-24 | 2017-05-31 | 锐思特电子科技（苏州）有限公司 | Electric hammer electric spark value test device |
| CN111257677A (en) * | 2020-02-24 | 2020-06-09 | 西安电子科技大学 | Electromagnetic pulse interference test method and system |
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| 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: 20150715 Termination date: 20190310 |
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| CF01 | Termination of patent right due to non-payment of annual fee |