CN205139402U - Many functional type helium optical pump magnetometer test probe - Google Patents
Many functional type helium optical pump magnetometer test probe Download PDFInfo
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- CN205139402U CN205139402U CN201520821078.XU CN201520821078U CN205139402U CN 205139402 U CN205139402 U CN 205139402U CN 201520821078 U CN201520821078 U CN 201520821078U CN 205139402 U CN205139402 U CN 205139402U
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Abstract
The utility model discloses a many functional type helium optical pump magnetometer test probe, including larmor resonate signal demodulation circuit, power source detection circuitry, spark rifle high pressure detection circuitry, single chip microcomputer system and output control circuit, larmor resonates input matching, resonance circuit, buffer circuit, detection circuit, isolation in the signal demodulation circuit and enlargies and accomplish the resonate demodulation of signal to larmor, power source detection circuitry is detected and input single chip microcomputer system after the ADC conversion the power of power source by power detection, can simulate out the regulation foundation that RF power is regarded as resonance signal output range to actual helium optical pump probe. The beneficial effects of the utility model are that: except that the demodulation of simulation larmor frequency modulated(FM) signal, still accomplished the RF power detection and detected with the high pressure, simulate the function and the characteristic of helium optical pump probe comparatively fully, can examine time measuring's special test equipment as the sociable maintenance of a magnetism spy appearance.
Description
Technical field
The utility model relates to a kind of test probe in magnetometer survey and airborne antisubmarine field, mainly a kind of Mobyneb helium light pump magnetic apparatus test probe.
Background technology
Helium light pump magnetic apparatus occurs based on Zeeman splitting based in helium atom outside magnetic field, and utilize optical action and magnetic resonance phenomenon to develop, it has been widely used in the field such as magnetometer survey, airborne antisubmarine simultaneously.Helium optical pumping probe is a magneto sensor, and it is experienced the change of external magnetic field and it is become electric signal, and it is made up of optical devices, high-frequency excitation coil, light activated element, radio-frequency coil, and needing provides high pressure activation and radio-frequency power by magnetometer main frame.When helium light pump magnetic apparatus breaks down in outfield, maintenance support personnel can orient the source of trouble fast by test probe, and this requires that test probe comprehensively can be simulated helium optical pumping and to be popped one's head in the characteristic of each input/output signal.
Chinese patent CN201320205284.9-" optical pumping sensor resonance signal analogue means " proposes and a kind ofly can count and input data and process Larmor's FM signal of input, produce magnetic resonance model, by the formal layout of pulse-length modulation, the optical pumping sensor resonance signal analogue means whether checking detection system normally works, but it lacks the functional simulation that must input the work of the helium such as high pressure activation, radio-frequency power optical pumping probe.
Utility model content
The purpose of this utility model is exactly to overcome above-mentioned problems of the prior art, and a kind of Mobyneb helium light pump magnetic apparatus test probe is provided, it can not only simulate the solution mediation resonance signal of helium optical pumping probe to Larmor's FM signal and produce, the high pressure activation that can also provide magnetometer main frame, radio-frequency power source forcing detect, simulate actual helium optical pumping probe lamp house light, radio-frequency power on output signal amplitude impact, can comprehensively simulate helium optical pumping probe function and characteristic.
The purpose of this utility model has been come by following technical solution.This Mobyneb helium light pump magnetic apparatus test probe, comprise Larmor's resonance signal demodulator circuit, power source testing circuit, spark rifle high-voltage detecting circuit, Single Chip Microcomputer (SCM) system and output control circuit, Input matching in Larmor's resonance signal demodulator circuit, resonant circuit, buffer circuit, detecting circuit, isolation have amplified the demodulation to Larmor's resonance signal, realize the simulation exported helium optical pumping resonance signal; Power source testing circuit is detected by the power of power detection to power source and be input to Single Chip Microcomputer (SCM) system after ADC conversion, can simulate actual helium optical pumping probe using the adjustment foundation of radio-frequency power as resonance signal output amplitude; Spark rifle high-voltage detecting circuit is detected by high pressure and to detect spark rifle high pressure and be input to Single Chip Microcomputer (SCM) system after ADC changes; Single Chip Microcomputer (SCM) system can obtain power source power and spark rifle high-pressure situations from power source testing circuit and spark rifle high-voltage detecting circuit, and by output control circuit conditioning signal output amplitude after judging process.
Larmor's FM signal that magnetometer main frame exports is input to resonant circuit after the input matching circuit in Larmor's resonance signal demodulator circuit, after FM signal is converted to amplitude modulation(PAM) from frequency modulation (PFM) by resonant circuit, through buffer circuit isolation and amplifier to detecting circuit, detection exports resonance signal and carries out outputting to output control circuit after isolation is amplified to isolating amplifier circuit.
Power source testing circuit comprises radio-frequency power and detects and ADC, and radio-frequency power has detected the power measurement of radio frequency signal and changed voltage signal into for ADC collection.
The beneficial effects of the utility model are: except the demodulation of simulation Larmor FM signal, also complete radio-frequency power to detect and high pressure detection, simulate function and the characteristic of helium optical pumping probe comparatively all sidedly, special test equipment when can detect as a magnetic spy instrument Flight Line Maintenance.
Accompanying drawing explanation
Fig. 1 is Mobyneb helium light pump magnetic apparatus test probe structured flowchart;
Fig. 2 is Larmor's resonance signal demodulator circuit structured flowchart;
Fig. 3 is power source testing circuit structured flowchart;
Fig. 4 is spark rifle high-voltage detecting circuit structured flowchart;
Fig. 5 is schematic flow sheet.
In figure, 1 represents Larmor's resonance signal demodulator circuit, and 101 represent Input matching, and 102 represent resonant circuit, and 103 represent buffer circuit, and 104 represent detecting circuit, and 105 represent that isolation is amplified; 2 represent power source testing circuit, 201 represent power detection, 202 represent ADC, and 3 represent spark rifle high-voltage detecting circuit, and 301 represent that high pressure detects, 302 represent ADC, 303 represent low speed DAC, and 304 represent signal adder, and 4 represent Single Chip Microcomputer (SCM) system, 5 represent output control circuit, and 400 represent the software run in single-chip microcomputer.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described further:
This Mobyneb helium light pump magnetic apparatus test probe described in the utility model, comprises Larmor's resonance signal demodulator circuit 1, power source testing circuit 2, spark rifle high-voltage detecting circuit 3, Single Chip Microcomputer (SCM) system 4, output control circuit 5 and scm software 400.Input matching 101 in Larmor's resonance signal demodulator circuit 1, resonant circuit 102, buffer circuit 103, detecting circuit 104, isolation amplification 105 complete the demodulation to Larmor's FM signal, realize the simulation to helium optical pumping resonance curve and magnetic resonance signal output.Power source testing circuit 2 is detected by the power of power detection 201 pairs of power sources and be input to Single Chip Microcomputer (SCM) system after ADC202 conversion.Spark rifle high-voltage detecting circuit 3 detects 301 pairs of spark rifle high pressure by high pressure and detects and be input to Single Chip Microcomputer (SCM) system after ADC302 changes, and can simulate the process that actual helium optical pumping probe lamp house is lighted.Single Chip Microcomputer (SCM) system 4 can obtain power source power and spark rifle high-pressure situations from power source testing circuit 2 and spark rifle high-voltage detecting circuit 3, the amplitude size regulating resonance signal to export by output control circuit 5 after process by analysis.
In Fig. 1, the high pressure activation that the radio-frequency power that input comprises Larmor's FM signal, power source exports of Multifunctional He optically pumped magnetometer test probe and spark rifle export, export as analog magnetic resonance signal, it is made up of Larmor's resonance signal demodulator circuit 1, power source testing circuit 2, spark rifle high-voltage detecting circuit 3, Single Chip Microcomputer (SCM) system 4 and output control circuit 5.Wherein, Larmor's resonance signal demodulator circuit 1 completes the demodulation to Larmor's FM signal, and output control circuit 5 controls by Single Chip Microcomputer (SCM) system 4, completes the adjustment to magnetic resonance signal output amplitude.Power source testing circuit 2, spark rifle high-voltage detecting circuit 3 complete the detection of radio-frequency power and high pressure activation respectively, and deliver to through ADC the foundation that Single Chip Microcomputer (SCM) system 4 regulates as resonance signal output amplitude.
In Fig. 2, Larmor's FM signal that magnetometer main frame exports is input to resonant circuit 102 after the input matching circuit 101 in Larmor's resonance signal demodulator circuit 1.After FM signal is converted to amplitude modulation(PAM) from frequency modulation (PFM) by resonant circuit 102, through buffer circuit 103 isolation and amplifier to detecting circuit 104, detection exports resonance signal and carries out outputting to output control circuit 5 after isolation is amplified to isolating amplifier circuit.
In Fig. 3, power source testing circuit 2 comprises radio-frequency power and detects and ADC, and radio-frequency power has detected the power measurement of radio frequency signal and changed voltage signal into for ADC collection.
In Fig. 4, spark rifle high-voltage detecting circuit 3 comprises high pressure and detects and ADC, completes detection spark rifle being exported to high pressure amplitude.
In Fig. 5, the roughly process flow diagram of scm software 400.Whether the high pressure that software first detects the output of spark rifle reaches 4800V, if do not reach, shutdown signal exports, if reach, start signal exports and then detects radio-frequency power, if radio-frequency power does not reach 3W, shutdown signal exports.After radio-frequency power reaches more than 3W, start signal exports, and in real time according to the amplitude of the radio-frequency power regulation output signal of input.
In addition to the implementation, the utility model can also have other embodiments, and all employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection domain of the utility model requirement.
Claims (3)
1. a Mobyneb helium light pump magnetic apparatus test probe, it is characterized in that: comprise Larmor's resonance signal demodulator circuit, power source testing circuit, spark rifle high-voltage detecting circuit, Single Chip Microcomputer (SCM) system and output control circuit, Input matching in Larmor's resonance signal demodulator circuit, resonant circuit, buffer circuit, detecting circuit, isolation have amplified the demodulation to Larmor's resonance signal, realize the simulation exported helium optical pumping resonance signal; Power source testing circuit is detected by the power of power detection to power source and be input to Single Chip Microcomputer (SCM) system after ADC conversion, can simulate actual helium optical pumping probe using the adjustment foundation of radio-frequency power as resonance signal output amplitude; Spark rifle high-voltage detecting circuit is detected by high pressure and to detect spark rifle high pressure and be input to Single Chip Microcomputer (SCM) system after ADC changes; Single Chip Microcomputer (SCM) system can obtain power source power and spark rifle high-pressure situations from power source testing circuit and spark rifle high-voltage detecting circuit, and by output control circuit conditioning signal output amplitude after judging process.
2. Mobyneb helium light pump magnetic apparatus test probe according to claim 1, it is characterized in that: Larmor's FM signal that magnetometer main frame exports is input to resonant circuit after the input matching circuit in Larmor's resonance signal demodulator circuit, after FM signal is converted to amplitude modulation(PAM) from frequency modulation (PFM) by resonant circuit, through buffer circuit isolation and amplifier to detecting circuit, detection exports resonance signal and carries out outputting to output control circuit after isolation is amplified to isolating amplifier circuit.
3. Mobyneb helium light pump magnetic apparatus test probe according to claim 1, it is characterized in that: power source testing circuit comprises radio-frequency power and detects and ADC, radio-frequency power has detected the power measurement of radio frequency signal and has changed voltage signal into for ADC collection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520821078.XU CN205139402U (en) | 2015-10-22 | 2015-10-22 | Many functional type helium optical pump magnetometer test probe |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520821078.XU CN205139402U (en) | 2015-10-22 | 2015-10-22 | Many functional type helium optical pump magnetometer test probe |
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| Publication Number | Publication Date |
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| CN205139402U true CN205139402U (en) | 2016-04-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520821078.XU Active CN205139402U (en) | 2015-10-22 | 2015-10-22 | Many functional type helium optical pump magnetometer test probe |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107544043A (en) * | 2017-08-10 | 2018-01-05 | 中国船舶重工集团公司第七〇五研究所 | A kind of multifunctional digital helium light pump magnetic apparatus test probe |
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2015
- 2015-10-22 CN CN201520821078.XU patent/CN205139402U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107544043A (en) * | 2017-08-10 | 2018-01-05 | 中国船舶重工集团公司第七〇五研究所 | A kind of multifunctional digital helium light pump magnetic apparatus test probe |
| CN107544043B (en) * | 2017-08-10 | 2020-02-21 | 中国船舶重工集团公司第七一五研究所 | Multifunctional digital helium optical pump magnetometer test probe |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191218 Address after: 311499, Xihu District, Hangzhou, Zhejiang, leaving 715 Street Ping Feng. Patentee after: No.715 Inst., China Ship Heavy Industry Group Corp. Address before: 310023, Zhejiang, Hangzhou province Xihu District leaves Street screen peak No. 715 Patentee before: Hangzhou Resound Marine Instruments Co., Ltd. |
|
| TR01 | Transfer of patent right |