CN102360072B - Signal calibration instrument mechanical vibration device for testing life detection radar performance - Google Patents
Signal calibration instrument mechanical vibration device for testing life detection radar performance Download PDFInfo
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- CN102360072B CN102360072B CN 201110264738 CN201110264738A CN102360072B CN 102360072 B CN102360072 B CN 102360072B CN 201110264738 CN201110264738 CN 201110264738 CN 201110264738 A CN201110264738 A CN 201110264738A CN 102360072 B CN102360072 B CN 102360072B
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- vibration
- transmission rod
- drive link
- fixed
- metal vibration
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Abstract
The invention provides a signal calibration instrument mechanical vibration device for testing the life detection radar performance, which belongs to the technical field of radar detection and comprises a vibration body, an electric conical component, a transmission rod, a metal vibration surface, a laser position indication component and a displacement sensor, wherein the electric conical component is fixed on the vibration body, one end of the transmission rod is fixed on the electric conical component, the other end of the transmission rod is fixed on the metal vibration surface, the laser position indication component is arranged on the metal vibration surface, and the displacement sensor is arranged on the transmission rod. Signals output by a driving circuit are received through the vibration body, then, the electric signals are converted into the mechanical vibration of the transmission rod, the front metal vibration surface is driven to vibrate, the laser position indication component is used for aiming at the geometric center of the detection surface of a radar detection instrument, the vibration signals of the vibration body can be obtained through the displacement sensor arranged on the transmission rod, the structure is simple, and the application range is wide.
Description
Technical field
The invention belongs to the The radar exploration technique field, relate in particular to a kind of signal scaling instrument mechanical vibrator of measuring the life detection radar performance.
Background technology
Radar type noncontact life detection technology is to survey media with the electromagnetic wave, adopts the radar mode, by non-contact detecting or detecting breathing, the caused body surface fine motion of heartbeat, and then extracts required vital sign parameter.But the detectivity of quantitative measurement radar life-detection instrument how, the detection performance of radar life detection system is carried out this research field or the blank out of objective evaluation, and prior art can't provide supporting mechanical vibrator for the signal scaling instrument of measuring the radar life-detection instrument detectivity.
Summary of the invention
The invention provides a kind of signal scaling instrument mechanical vibrator of measuring the life detection radar performance, be intended to solve the problem that prior art can't provide supporting mechanical vibrator for the signal scaling instrument of measuring the radar life-detection instrument detectivity.
The object of the present invention is to provide a kind of signal scaling instrument mechanical vibrator of measuring the life detection radar performance, this device comprises: vibrating mass, electronic conical part, drive link, metal vibration plane, laser azimuth indicating device, displacement transducer;
Described electronic conical part is fixed on the described vibrating mass, one end of described drive link is fixed on the described electronic conical part, the other end of described drive link is fixed on the described metal vibration plane, described laser azimuth indicating device is installed on the described metal vibration plane, and described displacement transducer is installed on the described drive link.
Vibrating mass in the mechanical vibrator provided by the invention receives the signal of driving circuit output, and by the electronic conical part on the vibrating mass electric signal is converted to mechanical vibration, make the drive link vibration, thereby drive the place ahead metal vibration plane vibration, the laser azimuth display unit that arranges on the metal vibration plane aims at the geometric center of station keeping radar detection instrument test surface, utilize the displacement transducer on the drive link can obtain the signal that vibrating mass vibrates, simple in structure, applied widely.
Description of drawings
Fig. 1 is the structural representation of the signal scaling instrument mechanical vibrator of the mensuration life detection radar performance that provides of the embodiment of the invention.
Among the figure: 1, vibrating mass; 2, electronic conical part; 3, drive link; 4, metal vibration plane; 5, laser azimuth indicating device; 6, displacement transducer.
Embodiment
In order to make purpose of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further described in detail.Should be appreciated that specific embodiment described herein only in order to explaining the present invention, and be not used in and limit invention.
Fig. 1 shows the structure of the signal scaling instrument mechanical vibrator of the mensuration life detection radar performance that the embodiment of the invention provides.For convenience of explanation, only show part related to the present invention.
This device comprises: vibrating mass 1, electronic conical part 2, drive link 3, metal vibration plane 4, laser azimuth indicating device 5, displacement transducer 6; Electronic conical part 2 is fixed on the vibrating mass 1, one end of drive link 3 is fixed on the electronic conical part 2, the other end of drive link 3 is fixed on the metal vibration plane 4, and laser azimuth indicating device 5 is installed on the metal vibration plane 4, and displacement transducer 6 is installed on the drive link 3.
As a preferred version of the embodiment of the invention, mechanical vibrator also comprises with vibrating mass 1 and being connected, and is used for the driving circuit of output amplifying signal.
As a preferred version of the embodiment of the invention, the shape of metal vibration plane 4 is designed to rectangle.
Below in conjunction with drawings and the specific embodiments application principle of the present invention is further described.
Vibrating mass 1 is used for receiving the driving circuit amplifying signal, electronic conical part 2 is used for electric signal is converted to mechanical vibration, drive link 3 is used for the transmit machine vibration, metal vibration plane 4 is used for simulation mechanical vibration situation, laser azimuth indicating device 5 is used for the geometric center of aiming station keeping radar detection instrument test surface, is used for the straight line mechanical displacement that measures is converted to the displacement transducer 6 of electric signal.
The amplifying signal of driving circuit output passes to vibrating mass 1, electronic conical part 2 by on the vibrating mass 1 is converted to mechanical vibration with electric signal, make drive link 3 vibrations, thereby drive 4 vibrations of the place ahead metal vibration plane, the laser azimuth display unit is arranged on the metal vibration plane 4, aim at the geometric center of station keeping radar detection instrument test surface, utilize the displacement transducer 6 on the drive link 3 can obtain the signal that vibrating mass 1 vibrates.
Vibrating mass 1 in the mechanical vibrator provided by the invention receives the signal of driving circuit output, and the electronic conical part by on the vibrating mass 12 is converted to mechanical vibration with electric signal, make drive link 3 vibrations, thereby drive 4 vibrations of the place ahead metal vibration plane, the laser azimuth display unit that arranges on the metal vibration plane 4 aims at the geometric center of station keeping radar detection instrument test surface, utilize the displacement transducer 6 on the drive link 3 can obtain the signal that vibrating mass 1 vibrates, simple in structure, applied widely.
The above only is preferred embodiment of the present invention, not in order to limiting the present invention, all any modifications of doing within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (3)
1. a signal scaling instrument mechanical vibrator of measuring the life detection radar performance is characterized in that this vibrating device comprises: vibrating mass, electronic conical part, drive link, metal vibration plane, laser azimuth indicating device, displacement transducer; Described electronic conical part is fixed on the described vibrating mass, one end of described drive link is fixed on the described electronic conical part, the other end of described drive link is fixed on the described metal vibration plane, described laser azimuth indicating device is installed on the described metal vibration plane, and described displacement transducer is installed on the described drive link.
2. vibrating device as claimed in claim 1 is characterized in that, described vibrating device also comprises with described vibrating mass and being connected, and is used for the driving circuit of output amplifying signal.
3. vibrating device as claimed in claim 1 is characterized in that, the shape of described metal vibration plane is designed to rectangle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110264738 CN102360072B (en) | 2011-09-08 | 2011-09-08 | Signal calibration instrument mechanical vibration device for testing life detection radar performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110264738 CN102360072B (en) | 2011-09-08 | 2011-09-08 | Signal calibration instrument mechanical vibration device for testing life detection radar performance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102360072A CN102360072A (en) | 2012-02-22 |
| CN102360072B true CN102360072B (en) | 2013-08-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110264738 Expired - Fee Related CN102360072B (en) | 2011-09-08 | 2011-09-08 | Signal calibration instrument mechanical vibration device for testing life detection radar performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102360072B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6519862B1 (en) * | 2000-10-04 | 2003-02-18 | The United States Of America As Represented By The Secretary Of The Navy | Device for the acquisition of contoured human body surface vibration signals |
| CN1718156A (en) * | 2005-07-21 | 2006-01-11 | 高春平 | Method and device for testing biotic energy index |
| CN101073494A (en) * | 2006-05-18 | 2007-11-21 | 周常安 | Non-invasive life evidence monitor, monitor system and method |
| CN201404207Y (en) * | 2009-04-20 | 2010-02-17 | 马肖莉 | Weak biological wave detection analyzer |
-
2011
- 2011-09-08 CN CN 201110264738 patent/CN102360072B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6519862B1 (en) * | 2000-10-04 | 2003-02-18 | The United States Of America As Represented By The Secretary Of The Navy | Device for the acquisition of contoured human body surface vibration signals |
| CN1718156A (en) * | 2005-07-21 | 2006-01-11 | 高春平 | Method and device for testing biotic energy index |
| CN101073494A (en) * | 2006-05-18 | 2007-11-21 | 周常安 | Non-invasive life evidence monitor, monitor system and method |
| CN201404207Y (en) * | 2009-04-20 | 2010-02-17 | 马肖莉 | Weak biological wave detection analyzer |
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| Publication number | Publication date |
|---|---|
| CN102360072A (en) | 2012-02-22 |
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