CN206269800U - A kind of quick-assembling lays the photo control point mark for the aerial survey of unmanned plane low latitude - Google Patents
A kind of quick-assembling lays the photo control point mark for the aerial survey of unmanned plane low latitude Download PDFInfo
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- CN206269800U CN206269800U CN201621401444.7U CN201621401444U CN206269800U CN 206269800 U CN206269800 U CN 206269800U CN 201621401444 U CN201621401444 U CN 201621401444U CN 206269800 U CN206269800 U CN 206269800U
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- supporting plate
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- control point
- pipe sleeve
- tongue
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Abstract
A kind of quick-assembling lays the photo control point mark for the aerial survey of unmanned plane low latitude, including marking plate, and three support bars are at least connected with marking plate, and the marking plate includes supporting plate and the multi-turn support ring being connected in turn outside supporting plate；Each circle support ring passes sequentially through the first tenon and the first tongue-and-groove is connected to supporting plate outer ring, and a pit is provided with supporting plate center, and crosshair is provided with pit；The support ring is made up of at least three sections curved support blocks, and the second tenon and the second tongue-and-groove are respectively arranged at two ends with support block, and each support block passes sequentially through the second tenon and the second tongue-and-groove connects into a loop configuration, on the supporting plate at least provided with three screwed holes；The support bar includes pipe sleeve, and pipe sleeve upper end has external screw thread corresponding with screwed hole, a pull bar has been inserted into pipe sleeve, is threaded with fixed screw on pipe sleeve, fixed screw one end can top pressure on pull bar.Have the beneficial effect that：Photo control point mark is clear variable, and is dynamically adapted its size, adapts to different flying heights.
Description
Technical field
The utility model is related to a kind of quick-assembling to lay the photo control point mark for the aerial survey of unmanned plane low latitude, specifically one
Kind quick-assembling lays the photo control point mark for the aerial survey of unmanned plane low latitude, it is adaptable to which unmanned plane low altitude photogrammetry technology is led
Domain.
Background technology
Photo control point mark is directly to be laid on the spot and surveyed for photogrammetric control point encryption or mapping need
Fixed control point, photo control point laying is the important step that unmanned plane orthography makes, and is also time input ratio during field operation
A larger part.During current aerial survey of unmanned aerial vehicle, carry that GPS accuracy is inadequate, landform is poor in itself due to aircraft
The factors such as different, shooting condition difference cause aerial survey result（Such as digital terrain, orthography, threedimensional model）Precision is poor, because
This is generally needed in the clear and legible ground photo control point mark of surface deployment, and by high-acruracy survey means（As total powerstation,
GPS difference）Three-dimensional coordinate is obtained, is used to be corrected later stage aerial survey of unmanned aerial vehicle achievement, to obtain high accuracy remote sensing achievement.Institute
With the form and quality of, photo control point mark directly affect its on aerial survey photo can by it is quick, directly perceived, recognize exactly, enter
And influence later stage Result Precision.Meanwhile, can photo control point mark light portable and carry out quick-assembling laying at the scene,
Then directly affect the efficiency of whole unmanned plane low latitude aerophotogrammetric field work.But current photo control point mark has following drawback：1、
Common photo control point mark generally selects room angle, corner, flower bed turning etc., and often colour contrast is small for these points, not eye-catching enough, very
Difficulty sentences thorn.2nd, cement flooring and bituminous paving are layouted using paint or general road is layouted using materials such as lime, cinders, this kind of
Photo control point mark is often disposable, it is difficult to reuses, and is influenceed easily to damage by weather and human factor.3rd, in the wild
During aerial survey, influenceed by landform limitation and field condition, generally required field fabrication photo control point mark, and these identify quality
Control is poor, wastes time and energy, and implements cumbersome.
The content of the invention
The technical problem that the utility model is solved is to provide a kind of quick-assembling and lays picture for the aerial survey of unmanned plane low latitude
Control point identification, can live quick-assembling and laying, it is adaptable to the various places with different topographic characteristics, and can be according to unmanned plane
Dynamically adjustment identifies size to flying height, while photo control point is eye-catching easily distinguish, it is cheap.
In order to solve the above-mentioned technical problem, the technical solution of the utility model is：A kind of quick-assembling is laid for nobody
The photo control point mark of machine low latitude aerial survey, including marking plate, are at least connected with three support bars, the marking plate bag on marking plate
Include supporting plate and the multi-turn support ring being connected in turn outside supporting plate；First is equipped with the outside wall surface of supporting plate and support ring
Tongue-and-groove, is provided with each circle support ring internal face and passes sequentially through the first tenon and the first tongue-and-groove with the first tenon, each circle support ring
Supporting plate outer ring is connected to, a pit is provided with supporting plate center, crosshair is provided with pit；The support ring is by least
Three sections of curved support blocks are constituted, and the second tenon and the second tongue-and-groove are respectively arranged at two ends with support block, and each support block passes sequentially through the
Two tenons and the second tongue-and-groove connect into a loop configuration, on the supporting plate at least provided with three screwed holes；The support bar includes
Pipe sleeve, pipe sleeve upper end has external screw thread corresponding with screwed hole, and a pull bar has been inserted into pipe sleeve, is threadedly coupled on pipe sleeve
Have a fixed screw, fixed screw one end can top pressure on pull bar.
Coating is provided with mark plate surface.
Described marking plate is made up of almag plate.
The beneficial effects of the utility model are：Photo control point mark is clear variable, and is dynamically adapted its size, adapts to different
Flying height.Marking plate both can be used alone can also be applied in combination with support bar, be adapted to different terrain（It is slope, flat
Ground）, different places（Non cohesire soil, hard level land）.Compared with traditional photo control point is identified, the mark is capable of achieving quick laying,
It is time saving and energy saving, flexible, economic and practical.
Brief description of the drawings
The utility model is described further below in conjunction with the accompanying drawings：
Fig. 1 is dimensional structure diagram of the present utility model,
Fig. 2 is structural representation of the utility model on marking plate,
Fig. 3 is dimensional structure diagram of the utility model on support block,
Fig. 4 is dimensional structure diagram of the utility model on supporting plate,
Fig. 5 is dimensional structure diagram of the utility model on support bar.
In figure：Supporting plate 1, support ring 2, support bar 3, diameter line 4, pit 11, branch screwed hole 12, bracer 21, the second tenon
First 22, second tongue-and-groove 23, the first tenon 24, the first tongue-and-groove 25, pipe sleeve 31, pull bar 32, fixed screw 33.
Specific embodiment
As shown in Fig. 1 to 5, a kind of quick-assembling lays the photo control point mark for the aerial survey of unmanned plane low latitude, including mark
Plate, is threaded with four support bars 3 on marking plate, and the marking plate includes circular base slab 1 and is connected in turn in branch
Four circle support rings 2 outside fagging 1；The first tongue-and-groove 25 is equipped with the outside wall surface of supporting plate 1 and support ring 2, in each circle branch
The internal face of pushing out ring 2 is provided with and passes sequentially through the first tenon 24 and the first tongue-and-groove 25 is connected to the first tenon 24, four circle support rings 2
The outer ring of supporting plate 1；The support ring 2 is made up of four sections of curved support blocks 21, and the second tenon is respectively arranged at two ends with support block 21
First 22 and second tongue-and-groove 23, each support block 21 passes sequentially through the second tenon 22 and the second tongue-and-groove 23 connects into a loop configuration,
Supporting plate 1 is provided with four screwed holes 12, and a screwed hole 12 is equipped with each support block 21；The support bar 3 includes
Pipe sleeve 31, the upper end of pipe sleeve 31 have with the corresponding external screw thread of screwed hole 12, a pull bar 32 has been inserted into pipe sleeve 31, in pipe sleeve
Be threaded with fixed screw 33 on 31, the one end of fixed screw 33 can top pressure on pull bar 32.
Two different colors of painting layer is provided with mark plate surface.L centimetres of diameter is provided with the center of supporting plate 1
Circular pit 11, crosshair is provided with pit 11, and two orthogonal diameter lines 4, two are provided with mark plate surface
Diameter line 4 is coincided with crosshair, and marking plate is divided into four sector regions, two paint of different colours by two diameter lines 4
Coating is alternately applied in sector region, while being marked with light photo control point identification number and protection printed words in mark plate surface.
Wherein photo control point identification number is set to light big font, after so can neither influenceing cameras capture photo control point to identify and be easy to
Recognized in phase room, support ring 2 is mainly used in increasing photo control point identification of diameter and area, with meet increase flying height after identify still
Can it is clear and legible on photo the need for.
The different colours painting layer set in mark plate surface preferably with white-yellow, white-red and three kinds of white-black, specifically makes
Used time determines according to site condition, as cement flooring using white-red combination-or white-black combination marking plate, and can planted
Capped rate region higher can be using white-yellow combination marking plate etc..Its size can be according to current demand（As camera parameter, as
Piece engineer's scale, flying height, ground resolution etc.）To determine.According to the code requirements of GB/T 7931-2008, the center of supporting plate 1
The diameter dimension L of circular pit 11 can determine according to below equation：
L≤0.04MP（mm）- MP is photo scale male and female
MP=f/H（mm）- f is phtographic lens focal length（mm）, H be flying height（m）
H=f.GSD/a（m）- a is pixel dimension（mm）,（GSD）It is ground resolution（m）
Described marking plate elects the almag plate of high-strength light as, and it has splendid, the excellent welding of processing characteristics special
Point, good corrosion resistance, toughness is high and processing after the fine and close zero defect of indeformable, material and be easily polished, film of paint is easy etc.
Good characteristics.
Installation method, supporting plate 1 and each support block 21 are combined into the marking plate for needing size, fetch four support bars 3,
Pull bar 32 is fixed in pipe sleeve 31, to appropriate length, be locked each support bar 3 of adjustment screw 33, finally by each branch
Strut 3 is threadedly coupled on marking plate.
The course of work, must complete the laying of all photo control point marks before aerial survey of unmanned aerial vehicle is implemented.According to photo control point cloth
If principle, laid according to place situation selection multi-form mark, after the completion of laying, aerial survey flight is carried out, to ensure
There is photo control point to identify high-visible on photo.Additionally, carrying out high-precision three-dimensional to all photo control points by ground survey technology
Measurement, it should be noted that if carrying out photo control point measurement of coordinates simultaneously during aerial survey, it is impossible to blocked to identification point in order to avoid picture
None- identified mark on piece.
Claims (3)
1. a kind of quick-assembling lays the photo control point mark for the aerial survey of unmanned plane low latitude, it is characterised in that：Including marking plate,
Three support bars are at least connected with marking plate（3）, the marking plate include supporting plate（1）Be connected to supporting plate in turn（1）
Outer multi-turn support ring（2）；In supporting plate（1）And support ring（2）Outside wall surface on be equipped with the first tongue-and-groove（25）, in each circle branch
Pushing out ring（2）Internal face is provided with and the first tenon（24）, respectively enclose support ring（2）Pass sequentially through the first tenon（24）With the first tongue-and-groove
（25）It is connected to supporting plate（1）Outer ring, in supporting plate（1）Center is provided with a pit（11）, in pit（11）Inside it is provided with crosshair；
The support ring（2）It is by least three sections curved support blocks（21）Constitute, in support block（21）It is respectively arranged at two ends with the second tenon
（22）With the second tongue-and-groove（23）, each support block（21）Pass sequentially through the second tenon（22）With the second tongue-and-groove（23）Connect into an annular
Structure, in supporting plate（1）On at least provided with three screwed holes（12）；The support bar（3）Including pipe sleeve（31）, pipe sleeve（31）On
End has and screwed hole（12）Corresponding external screw thread, in pipe sleeve（31）It has been inserted into a pull bar（32）, in pipe sleeve（31）Upper spiral shell
Line is connected with fixed screw（33）, fixed screw（33）One end can top pressure in pull bar（32）On.
2. a kind of quick-assembling according to claim 1 lays the photo control point mark for the aerial survey of unmanned plane low latitude, and it is special
Levy and be：Coating is provided with mark plate surface.
3. a kind of quick-assembling according to claim 1 lays the photo control point mark for the aerial survey of unmanned plane low latitude, and it is special
Levy and be：Described marking plate is made up of almag plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621401444.7U CN206269800U (en) | 2016-12-20 | 2016-12-20 | A kind of quick-assembling lays the photo control point mark for the aerial survey of unmanned plane low latitude |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621401444.7U CN206269800U (en) | 2016-12-20 | 2016-12-20 | A kind of quick-assembling lays the photo control point mark for the aerial survey of unmanned plane low latitude |
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| Publication Number | Publication Date |
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| CN206269800U true CN206269800U (en) | 2017-06-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201621401444.7U Expired - Fee Related CN206269800U (en) | 2016-12-20 | 2016-12-20 | A kind of quick-assembling lays the photo control point mark for the aerial survey of unmanned plane low latitude |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108151710A (en) * | 2017-12-27 | 2018-06-12 | 山东大学 | A kind of unmanned plane photo control point identity device and application method |
| CN108458693A (en) * | 2018-03-07 | 2018-08-28 | 华北水利水电大学 | A kind of aerial survey unmanned plane photo control point lays target and its distribution method |
| CN108709544A (en) * | 2018-03-07 | 2018-10-26 | 华北水利水电大学 | Aerial survey unmanned plane photo control point lays target |
| CN110335274A (en) * | 2019-07-22 | 2019-10-15 | 国家超级计算天津中心 | A kind of three-dimensional mould defect inspection method and device |
| CN112066963A (en) * | 2020-08-24 | 2020-12-11 | 中国人民解放军61243部队 | Ground control point target for photogrammetry and rapid layout method thereof |
-
2016
- 2016-12-20 CN CN201621401444.7U patent/CN206269800U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108151710A (en) * | 2017-12-27 | 2018-06-12 | 山东大学 | A kind of unmanned plane photo control point identity device and application method |
| CN108151710B (en) * | 2017-12-27 | 2019-11-19 | 山东大学 | A kind of unmanned plane photo control point identity device and application method |
| CN108458693A (en) * | 2018-03-07 | 2018-08-28 | 华北水利水电大学 | A kind of aerial survey unmanned plane photo control point lays target and its distribution method |
| CN108709544A (en) * | 2018-03-07 | 2018-10-26 | 华北水利水电大学 | Aerial survey unmanned plane photo control point lays target |
| CN110335274A (en) * | 2019-07-22 | 2019-10-15 | 国家超级计算天津中心 | A kind of three-dimensional mould defect inspection method and device |
| CN110335274B (en) * | 2019-07-22 | 2022-10-25 | 国家超级计算天津中心 | Three-dimensional mold defect detection method and device |
| CN112066963A (en) * | 2020-08-24 | 2020-12-11 | 中国人民解放军61243部队 | Ground control point target for photogrammetry and rapid layout method thereof |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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: 20170620 Termination date: 20171220 |