CN206178144U - Scanning formula photoelectricity radar - Google Patents
Scanning formula photoelectricity radar Download PDFInfo
- Publication number
- CN206178144U CN206178144U CN201620722582.9U CN201620722582U CN206178144U CN 206178144 U CN206178144 U CN 206178144U CN 201620722582 U CN201620722582 U CN 201620722582U CN 206178144 U CN206178144 U CN 206178144U
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- China
- Prior art keywords
- scan
- illuminator
- radar
- type electro
- optic radar
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Abstract
The utility model discloses a scanning formula photoelectricity radar, including reflector, optics collection system, yaw device and transmission, the yaw device includes: locate predetermine the drive shaft at the reflector back in the reflector, be used for the drive predetermine the reflector reciprocating rotation, rotational speed the control unit is used for the basis rotational speed during scanning formula photoelectricity radar scanning is confirmed preset the reflector at the ascending corresponding rotational speed in the side of presetting, the start control unit is used for the rotation direction of predetermineeing the reflector does when predetermineeing the direction, start scanning formula photoelectricity radar's optics collection system carries out spatial information's collection, transmission with scanning formula photoelectricity radar's shell top is connected, is used for the drive scanning formula photoelectricity radar predetermines the rotation of rotational speed. The embodiment of the utility model provides a well scanning formula photoelectricity radar's optics collection system is not the linear array detector of refrigeration type, but the area array optics collection system of low price, so just also can the effectual overall cost who reduces scanning formula photoelectricity radar.
Description
Technical field
This utility model is related to space exploration field, more particularly to scan-type electro-optic radar.
Background technology
Electro-optic radar can be generally used for pinpointing the scenes such as the tracking of monitoring and dynamic object；When electro-optic radar is applied to sky
When the scanning in domain is monitored, need by the shorter time of integration to complete the acquisition of image, preferable detection performance could be obtained.
In prior art, scan-type electro-optic radar can typically adopt linear array detector, obtain preferable detection performance；Line
Although integration time period of the array detector on fixed position, its device needs just make its acquisition figure using refrigeration mode
Picture with compared with high s/n ratio, i.e. when being only applied in scan-type electro-optic radar using the linear array detector of refrigeration mode, ability
Obtain image with practical value.
From the foregoing, it will be observed that scan-type electro-optic radar of the prior art is higher due to the price of its linear array detector, so its
Holistic cost is higher.
Utility model content
Technical problem to be solved in the utility model is the cost for how reducing scan-type electro-optic radar, specifically：
This utility model embodiment provides a kind of scan-type electro-optic radar, including illuminator, optical pickup, yaw
Device and actuating device；
The shaking device includes：
The drive shaft at the illuminator back side is preset in the illuminator, for driving the default illuminator reciprocating rotary
It is dynamic；
Rotary speed controling unit, rotating speed during for being scanned according to the scan-type electro-optic radar determine described default reflective
Corresponding rotating speed of the mirror on preset direction；The preset direction is the anti-of rotation direction when scanning with the scan-type electro-optic radar
To direction；The default illuminator on preset direction with it is described correspondence rotating speed rotation, the scan-type photoelectricity thunder can be made
The when scanning image obtained by the optical pickup is static；
Start control unit, when being the preset direction for the rotation direction in the default illuminator, start described
The optical pickup of scan-type electro-optic radar carries out the collection of spatial information；
The actuating device is connected with the housing top end of the scan-type electro-optic radar, for driving the scan-type photoelectricity
Radar carries out the rotation of preset rotation speed.
Preferably, in this utility model embodiment, also include：
Angle ambiguity module, for by the Angle ambiguity of the reciprocating rotation of the illuminator be predetermined angle.
Preferably, in this utility model embodiment, also include：
Angular adjustment module, for adjusting the predetermined angle.
Preferably, in this utility model embodiment, the reciprocal control unit also includes：
Frequency adjustment module, for adjusting the reciprocating reciprocating frequence of the illuminator.
Preferably, in this utility model embodiment, the optical pickup includes：
Image collecting device and/or video acquisition device.
In this utility model embodiment, a default illuminator in scan-type photo-electric radar is set to reciprocally
Rotate, then by controlling the default illuminator rotating speed and rotation direction, default illuminator is made in its rotation direction and scan-type
When electro-optic radar is scanned rotation direction it is reverse when, the image obtained by the optical pickup is for static；Through above-mentioned
After setting, then the startup opportunity of optical pickup is set as that the rotation direction of default illuminator is swept with scan-type electro-optic radar
When retouching rotation direction it is reverse when, so, in scan-type electro-optic radar scanning process, optical pickup is every a fixation
Cycle（The oscillation cycle of illuminator is preset）The right moment for camera of an of short duration image freeze is obtained with, due to static
State can provide enough times of integration for optical pickup, so can collect tool using face battle array optical pickup
Image with practical value；That is, in this utility model embodiment the optical pickup of scan-type electro-optic radar is not
The linear array detector of refrigeration mode, but cheap face battle array optical pickup, so also can just effectively reduce scanning
The holistic cost of formula electro-optic radar.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present application or technical scheme of the prior art, below will be to embodiment or existing
Accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments described in application, for those of ordinary skill in the art, on the premise of not paying creative work,
Can be with according to these other accompanying drawings of accompanying drawings acquisition.
Fig. 1 is the structural representation of scan-type electro-optic radar described herein.
Specific embodiment
In order that those skilled in the art more fully understand this utility model scheme, below in conjunction with this utility model reality
The accompanying drawing in example is applied, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described
Embodiment is only a part of embodiment of this utility model, rather than the embodiment of whole.Based on the embodiment in this utility model,
The every other embodiment obtained under the premise of creative work is not made by those of ordinary skill in the art, belongs to this reality
With novel protected scope.
In order to reduce the cost of scan-type electro-optic radar, this scan-type electro-optic radar provided with new embodiment, such as
Shown in Fig. 1, including illuminator (including upper illuminator 21 and lower illuminator 22), optical pickup 03, shaking device 04 and biography
Dynamic device 01；Wherein：
The drive shaft 41 of shaking device 04 is located at the back side of default illuminator 22, for driving the reciprocal of default illuminator 22
Rotate；Rotary speed controling unit（Not shown in figure）, rotating speed during for being scanned according to scan-type electro-optic radar, it is determined that default reflective
Corresponding rotating speed of the mirror 22 on preset direction；Preset direction is the reverse side of rotation direction when scanning with scan-type electro-optic radar
To；Default illuminator 22 on preset direction with correspondence rotating speed rotation, can make scan-type electro-optic radar scan when optics adopt
The image obtained by acquisition means 03 is static；Start control unit（Not shown in figure）, for the rotation in default illuminator 22
When direction is preset direction, the optical pickup 03 for starting scan-type electro-optic radar carries out the collection of spatial information.Transmission dress
Set to 01 to be connected with the housing top end of scan-type electro-optic radar, for driving scan-type electro-optic radar to carry out the rotation of preset rotation speed,
So as to realize the scanning to specific spatial domain.
The overall architecture of the scan-type electro-optic radar in this utility model embodiment and electro-optic radar class of the prior art
Seemingly, also including lens, illuminator (including upper illuminator 21 and lower illuminator 22) and optical pickup 03, except for the difference that, sheet
In utility model embodiment, a default illuminator 22 can be chosen to arrange drive shaft 41 from illuminator, and pass through illuminator
Default illuminator 22 is set to reciprocally rotate by the reciprocal control unit of control device 04；In addition the transmission in this utility model
Device 01 is connected with the housing top end of scan-type electro-optic radar, such that it is able to facilitate the installation of reflective mirror control device 04 with fortune
OK.
Generally electro-optic radar（Including the scan-type electro-optic radar in this utility model embodiment）In can all include
There is illuminator, it is different according to the set location of illuminator, it is also different for the refractive direction of the image of collection, such as Fig. 1 institutes
Show, illuminator includes illuminator 21 and lower illuminator 22, lower illuminator 22 can be set to default illuminator, i.e. default
Illuminator 22 is reciprocally to rotate.
Scan-type electro-optic radar can obtain image information in slewing area to realize scanning by rotating；To turn
During dynamic, as a example by being oriented of camera lens rotates clockwise, now, in the case where default illuminator 22 is maintained static, optics
03 acquired image of harvester can be persistently changed with the rotation of camera lens, and in this case, optical pickup 03 can be by
Clearly image cannot be collected in time of integration deficiency；
Default illuminator 22 is set to rotatably, then by this utility model embodiment, by the rotation of default illuminator 22
Direction is contrary with the rotation direction of camera lens（Rotate counterclockwise）When direction be preset direction, adjust pre- by rotary speed controling unit
If illuminator 22 is in the rotating speed of preset direction, the image for being refracted to optical pickup 03 can be caused quiet within a period of time
Only, so as to meet the time of integration of optical pickup 03, to obtain clearly image.
In actual applications, scan-type electro-optic radar can also be the reciprocating rotation in certain angular range, realize
Scanning in the range of certain angle, now, the preset direction for presetting illuminator 22 also will be according to the rotation of scan-type electro-optic radar
Direction is redefining, i.e. when scan-type electro-optic radar by rotate clockwise be converted to rotate counterclockwise when, the preset direction
Also have and be converted to counterclockwise clockwise.
Need explanation when, in this utility model embodiment, the rotation direction of scan-type electro-optic radar is reflective with default
The rotation direction of mirror 22 is contrary or identical determination mode, is determining, have in the way of clockwise and anticlockwise
Body, when the rotation direction of scan-type electro-optic radar is clockwise, the rotation direction of illuminator 22 is preset to be clockwise
It is identical with the rotation direction of scan-type electro-optic radar, the rotation direction of illuminator 22 is preset to be and scan-type photoelectricity counterclockwise
The rotation direction of radar is contrary.
Default illuminator 22 is reciprocally rotated, but only when the rotation direction of default illuminator 22 is preset direction
（That is, it is contrary with the rotation direction of scan-type electro-optic radar）, can just make the image obtained by optical pickup 03 be static；Cause
This optical pickup 03 for now starting scan-type electro-optic radar by starting control unit 43 carries out the collection of spatial information,
Clearly picture can be obtained.
In actual applications, in the scanning process of scan-type electro-optic radar, illuminator 22 is preset by multiple reciprocal
Rotation can get clearly image information in different angles, so as to realize the scanning of scan-type electro-optic radar.
From the foregoing, it will be observed that in this utility model embodiment, a default illuminator in scan-type photo-electric radar is arranged
Reciprocally to rotate, then by controlling the default illuminator rotating speed and rotation direction, default illuminator is made in its rotation direction
When scanning with scan-type electro-optic radar rotation direction it is reverse when, the image obtained by the optical pickup is for static；
After above-mentioned setting, then the startup opportunity of optical pickup is set as the rotation direction and scan-type light of default illuminator
During electric radar scanning rotation direction it is reverse when, so, in scan-type electro-optic radar scanning process, optical pickup every
One fixed cycle（The oscillation cycle of illuminator is preset）The right moment for camera of an of short duration image freeze is obtained with,
As resting state can provide enough times of integration for optical pickup, so adopting face battle array optical pickup
Collect the image with practical value；That is, in this utility model embodiment scan-type electro-optic radar optically detecting
The linear array detector of device non-refrigeration type, but cheap face battle array optical pickup, so also just can be effective
Reduce the holistic cost of scan-type electro-optic radar.
Further, in this utility model embodiment, can also be optimized in the following manner to obtain further
Beneficial effect, specifically：
The rotational angle of default illuminator can affect the quality of the obtained image information of optical pickup, such as,
In the case that the image size of camera lens acquisition is constant, when predetermined angle is excessive, picture rich in detail can be caused too small；Predetermined angle is too small
When, image information can be caused unclear due to being unable to reach the integration-time requirements of optical pickup.Therefore can basis
The rotating speed of default illuminator and the demand of the time of integration, determine the predetermined angle of default illuminator.
In actual applications, the rotating speed when scan-type electro-optic radar is scanned can timing, in order that scan-type electro-optic radar
Optimal image information can be also obtained, can also be by the reciprocating reciprocating frequence of default illuminator, and default illuminator
Predetermined angle be disposed as it is adjustable.
In above-described embodiment, although be to gather image information with optical pickup（Optical pickup is image acquisition
Device）As a example by this utility model for carrying out implement in technical scheme explanation and explanation, in actual applications, optical pickup
Can be image collecting device, or video acquisition device, here does not do specific restriction.
Above scan-type electro-optic radar provided by the utility model is described in detail.It is used herein specifically
Individual example is set forth to principle of the present utility model and embodiment, and the explanation of above example is only intended to help and understands this
The method and its core concept of utility model.It should be pointed out that for those skilled in the art, without departing from
On the premise of this utility model principle, some improvement and modification can also be carried out to this utility model, these improve and modify
Fall in this utility model scope of the claims.
Claims (5)
1. a kind of scan-type electro-optic radar, it is characterised in that including illuminator, optical pickup, shaking device and transmission dress
Put；
The shaking device includes：
The drive shaft at the illuminator back side is preset in the illuminator, for driving the default illuminator reciprocating rotation；
Rotary speed controling unit, rotating speed during for being scanned according to the scan-type electro-optic radar determine that the default illuminator exists
Corresponding rotating speed on preset direction；The preset direction is the reverse side of rotation direction when scanning with the scan-type electro-optic radar
To；The default illuminator on preset direction with it is described correspondence rotating speed rotation, sweep can the scan-type electro-optic radar
When the retouching image obtained by the optical pickup is static；
Start control unit, when being the preset direction for the rotation direction in the default illuminator, start the scanning
The optical pickup of formula electro-optic radar carries out the collection of spatial information；
The actuating device is connected with the housing top end of the scan-type electro-optic radar, for driving the scan-type electro-optic radar
Carry out the rotation of preset rotation speed.
2. scan-type electro-optic radar according to claim 1, it is characterised in that also include：
Angle ambiguity module, for by the Angle ambiguity of the reciprocating rotation of the illuminator be predetermined angle.
3. scan-type electro-optic radar according to claim 2, it is characterised in that also include：
Angular adjustment module, for adjusting the predetermined angle.
4. scan-type electro-optic radar according to claim 2, it is characterised in that the reciprocal control unit also includes：
Frequency adjustment module, for adjusting the reciprocating reciprocating frequence of the illuminator.
5. according to arbitrary scan-type electro-optic radar in Claims 1-4, it is characterised in that the optical pickup bag
Include：
Image collecting device and/or video acquisition device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620722582.9U CN206178144U (en) | 2016-07-11 | 2016-07-11 | Scanning formula photoelectricity radar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620722582.9U CN206178144U (en) | 2016-07-11 | 2016-07-11 | Scanning formula photoelectricity radar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206178144U true CN206178144U (en) | 2017-05-17 |
Family
ID=58673516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620722582.9U Expired - Fee Related CN206178144U (en) | 2016-07-11 | 2016-07-11 | Scanning formula photoelectricity radar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206178144U (en) |
-
2016
- 2016-07-11 CN CN201620722582.9U patent/CN206178144U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20181228 Address after: 100195 2nd floor 229-01, No. 8 Sijiqing Road, Haidian District, Beijing Patentee after: Beijing Da Yuanda Technology Development Co., Ltd. Address before: 100081 Beijing Haidian District, 18 Zhongguancun Street, 8 Floor 05-737 Patentee before: Beijing North hunt sky Technology Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170517 Termination date: 20190711 |