CN207037092U - A kind of scan-type visibility laser radar - Google Patents
A kind of scan-type visibility laser radar Download PDFInfo
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- CN207037092U CN207037092U CN201720420687.3U CN201720420687U CN207037092U CN 207037092 U CN207037092 U CN 207037092U CN 201720420687 U CN201720420687 U CN 201720420687U CN 207037092 U CN207037092 U CN 207037092U
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- 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
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/10—Information and communication technologies [ICT] supporting adaptation to climate change, e.g. for weather forecasting or climate simulation
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- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
The utility model provides a kind of scan-type visibility laser radar, Switching Power Supply connects processor, laser power supply, detector respectively, gate card, gate card difference connecting laser, single photon counting card, detector and processor, processor connection gate card, single photon counting card, laser power supply connecting laser, detector connection single photon counting card, gate card；Side that scanning rotating device is connected in the non-light path of laser and detector, to drive laser, beam expander, detector, telescope unitary rotation, or scanning rotating device is arranged on beam expander and side in telescope light path, makes Beam rotation after light beam injects the probe of scanning selection device.By the detection and analysis of backward scattered light process caused by the interphase interaction to Atmospheric particulates and laser, the accurate measurement to uneven atmospheric visibility can be achieved, and measurement result is not influenceed by weather conditions such as a mist, flue dust.
Description
Technical field
Laser radar apparatus technical field is the utility model is related to, more particularly to a kind of scan-type visibility laser radar.
Background technology
In the prior art, the visibility meter that land uses is mainly transmission-type and forward scattering type, they be all it is assumed that
Under the premise of weather environment around infield is uniform, " fanning out from point to area " a broad spectrum is represented with spot measurement value
The visibility in region.What the hypothesis of this " the uniform climate state in broad area " was substantially not present among actual environment.
Therefore in the case where uneven geographical environmental condition rains or has local or snowstorm, the reading of this kind of visibility measurement instrument
Number is easily misled, and that the weather phenomenon to having a strong impact on navigation safety can not be made is accurate, timely feed back.
Utility model content
The utility model provides a kind of scan-type visibility laser radar, by mutual between Atmospheric particulates and laser
The detection and analysis of backward scattered light process caused by effect, the accurate measurement to uneven atmospheric visibility can be achieved, and survey
Amount result is not influenceed by weather conditions such as a mist, flue dust.
To achieve these goals, the utility model provides following technical scheme：
A kind of scan-type visibility laser radar, including：Laser power supply, single photon counting card, gate card, processor,
Switching Power Supply, scanning rotating device, laser and detector, the telescope end are provided with detector, the laser optical
Beam transmitting terminal is provided with beam expander；
The Switching Power Supply connects processor, laser power supply, detector and gate card respectively, and the gate card connects respectively
Laser and the single photon counting card is connect, the processor connects gate card and single photon counting card, the laser respectively
Power supply connects the laser, and the detector connects the single photon counting card respectively and gate blocks；
It is described scanning rotating device be connected in the non-light path of the laser and detector side, with drive it is described swash
Light device, beam expander, detector and telescope unitary rotation, or the scanning rotating device are arranged on the beam expander and looked in the distance
Side in mirror light path, make Beam rotation after light beam injects the probe of the scanning selection device.
Preferably, the processor is embedded computer.
Preferably, the laser is solid state laser or semiconductor laser.
By implementing above technical scheme, there is following technique effect：Scan-type visibility provided by the utility model swashs
Optical radar, can by the detection and analysis of backward scattered light process caused by the interphase interaction to Atmospheric particulates and laser
The accurate measurement to uneven atmospheric visibility is realized, and measurement result is not influenceed by weather conditions such as a mist, flue dust.Can be with
Effectively obtain the piecewise information that visibility in whole detective path is distributed, accurate forecast from infield to certain distance in the range of
The atmospheric environment feature such as cloud, mist, flue dust, by changing scanning direction, it is gentle that all directions visibility, group's mist can be also obtained in real time
The information such as colloidal sol distribution.
Brief description of the drawings
Fig. 1 is the structural representation for the scan-type visibility laser radar that the utility model embodiment provides.
Embodiment
In order to be better understood from the technical solution of the utility model, the utility model is described in detail below in conjunction with the accompanying drawings and provides
Embodiment.
The utility model embodiment provides a kind of scan-type visibility laser radar, as shown in figure 1, laser power supply, list
Photon counting card, gate card, processor, Switching Power Supply, scanning rotating device, laser and detector, the telescope end
Detector is provided with, the laser beam transmitting terminal is provided with beam expander；
The Switching Power Supply connects processor, laser power supply, detector and gate card respectively, and the gate card connects respectively
Laser and the single photon counting card is connect, the processor connects gate card and single photon counting card, the laser respectively
Power supply connects the laser, and the detector connects the single photon counting card respectively and gate blocks；The scanning rotating dress
Put be connected in the non-light path of the laser and detector side, to drive the laser, beam expander, detector and prestige
Remote mirror unitary rotation.
Another scan-type visibility laser radar that the utility model embodiment provides, laser power supply, single photon meter
Number card, gate card, processor, Switching Power Supply, scanning rotating device, laser and detector, the telescope end are provided with
Detector, the laser beam transmitting terminal are provided with beam expander；The Switching Power Supply difference connecting laser power supply and gate
Card, the gate card connect laser and the single photon counting card respectively, and the processor connects gate card and monochromatic light respectively
Sub-count card, the laser power supply connect the laser, and the detector connects the single photon counting card and door respectively
Control card, it is described scanning rotating device be arranged in the light path of the beam expander and telescope side, light beam inject described in sweep
Laser beam is rotated after retouching the probe of selection device.In the embodiment, scanning rotating device does not drive laser, expanded
Device, detector and telescope integral-rotation, simply shoot laser beam of the laser after beam expander expands and air are dissipated backward
Light beam before injecting telescope carries out rotary scanning.
The scan-type visibility laser radar course of work that the utility model embodiment provides：
Switching Power Supply controls the switch of laser power supply, and laser power supply provides power supply for laser, and laser transmitting swashs
Light light beam, the directive air after the beam expander expanded, echo-signal of the laser beam after atmospheric scattering pass through telescope
Receive, and introduce detector, the data-signal access single photon counting card of detector.Gate card is laser, detector and list
Photon counting card provides trigger signal, and the data transfer of single photon counting card is into processor.Processor controls the utility model
The laser beam transmitting for the scan-type visibility laser radar that embodiment provides, signal acquisition detects and data processing and energy
The inverting of degree of opinion, while carry out the processing of signal and the formation of result and the display of data.
The scan-type visibility laser radar that the utility model embodiment provides, can using all solidstate and modular construction
With the timing acquiring in the environment of unattended duty and visibility distributed data is obtained, and automatic stored record.Can be according to actual rings
Border condition chooses solution space, and monitoring is scanned to the direction that needs monitor.In addition, the utility model embodiment offer is swept
Retouch formula visibility laser radar and the data collected are sent to by communication base station and central control room by GSM communication modules, lead to
News base station re-sends to mobile phone terminal, to obtain the information of mobile phone warning, and the scan-type visibility laser radar can be by wireless
Communication network is sent to the data that terminal computer or terminal display collect to show.Wired mode can also be taken to gather
To signal be sent to the data that terminal computer or terminal display collect to show.Scan-type visibility laser radar is pacified
Loaded on broad view position, scanning angle scope can sets itself.Equipment power supply can access existing power network, and (220V, 50Hz are exchanged
Electricity), it can also be realized and powered by solar energy, wind energy or wind light mutual complementing.Embedded wireless communication module is configured at as selectable unit
Inside scan-type visibility laser radar control cabinet, end message platform is transferred data to by GPRS/CDMA wireless technologys, both
The data of energy real-time collecting remote monitor device collection, and can carry out remote monitoring, debugging and management to equipment.Using GPRS/
Cdma wireless communicates, have the advantages that network coverage is wide, transmission reliably, networking flexibility, construction period it is fast.Software systems will
Measurement data combination GIS is analyzed, it is possible to provide accurately group's mist early warning in scanning area in real time.
In the above embodiment, it is preferable that the processor of the scan-type visibility laser radar is embedded computer, or
Other data-signal processing units of person.The laser can be fixed laser, semiconductor laser, or other forms
Laser.
A kind of scan-type visibility laser radar provided above the utility model embodiment is described in detail,
For those of ordinary skill in the art, according to the thought of the utility model embodiment, in embodiment and application
Upper there will be changes, in summary, this specification content should not be construed as to limitation of the present utility model.
Claims (3)
- A kind of 1. scan-type visibility laser radar, it is characterised in that including：Laser power supply, single photon counting card, gate Card, processor, Switching Power Supply, scanning rotating device, laser and detector, telescope end is provided with detector, described to swash Light device beam emissions end is provided with beam expander；The Switching Power Supply connects processor, laser power supply, detector and gate card respectively, and the gate card connects institute respectively Laser and single photon counting card are stated, the processor connects gate card and single photon counting card, the laser power supply respectively The laser is connected, the detector connects the single photon counting card respectively and gate blocks；Side that the scanning rotating device is connected in the non-light path of the laser and detector, to drive the laser Device, beam expander, detector and telescope unitary rotation, or the scanning rotating device are arranged on the beam expander and telescope Side in light path, make Beam rotation after light beam injects the probe of the scanning selection device.
- 2. scan-type visibility laser radar as claimed in claim 1, it is characterised in that the processor is embedding assembly Machine.
- 3. scan-type visibility laser radar as claimed in claim 1, it is characterised in that the laser be solid state laser, Or semiconductor laser.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720420687.3U CN207037092U (en) | 2017-04-20 | 2017-04-20 | A kind of scan-type visibility laser radar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720420687.3U CN207037092U (en) | 2017-04-20 | 2017-04-20 | A kind of scan-type visibility laser radar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207037092U true CN207037092U (en) | 2018-02-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720420687.3U Active CN207037092U (en) | 2017-04-20 | 2017-04-20 | A kind of scan-type visibility laser radar |
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| CN (1) | CN207037092U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108898846A (en) * | 2018-07-23 | 2018-11-27 | 王丽燕 | A kind of road traffic group's mist early warning system and its method for early warning |
-
2017
- 2017-04-20 CN CN201720420687.3U patent/CN207037092U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108898846A (en) * | 2018-07-23 | 2018-11-27 | 王丽燕 | A kind of road traffic group's mist early warning system and its method for early warning |
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