CN211060910U - Unmanned aerial vehicle measures and machine carries laser radar's looks like accuse point mark target system - Google Patents
Unmanned aerial vehicle measures and machine carries laser radar's looks like accuse point mark target system Download PDFInfo
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- CN211060910U CN211060910U CN202020056411.3U CN202020056411U CN211060910U CN 211060910 U CN211060910 U CN 211060910U CN 202020056411 U CN202020056411 U CN 202020056411U CN 211060910 U CN211060910 U CN 211060910U
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Abstract
The utility model discloses an image control point target marking system of unmanned aerial vehicle measurement and airborne laser radar, which comprises a target panel, a laser radar emission target, a central bolt hole and a central mark target; the laser radar emission target is fixedly arranged at four corners of the target panel; the central bolt hole is fixedly arranged at the central position of the target panel; the center mark target is fixedly connected with the center bolt hole and is uniformly and fixedly arranged on the target panel. The utility model discloses a mark target system is ordered to image control simple structure, easily preparation, require lowly to the operation environment, satisfy the demand of topography operation basically.
Description
Technical Field
The utility model belongs to the technical field of the survey and drawing, concretely relates to unmanned aerial vehicle measures and machine carries laser radar's looks like accuse point mark target system.
Background
At present, the unmanned aerial vehicle aerial photography system is the beneficial complement of traditional aerial photogrammetry technique, can carry out the operation in adverse circumstances, the region that danger is high, especially in small area and complicated area, the more complicated area of geomorphology and meteorological condition, has fully embodied characteristics such as flexible and the range of application of unmanned aerial vehicle remote sensing. With the development of recent years, the unmanned aerial vehicle photogrammetry technology has become an important technical means such as resource environment investigation, emergency real-time monitoring, disaster prediction and evaluation, and plays an important role in the aerial photogrammetry. The airborne laser radar is a novel active observation means, can accurately acquire high-precision earth surface three-dimensional data, and delicately carves real landform characteristics. No matter be unmanned aerial vehicle aerial photography or the process that airborne laser radar gathered data all need select like accuse point and field operation and carry out the collection of control point coordinate, because the selection problem of like accuse point brings precision problem and a series of extra operation usually at this in-process, has increased the work load, has reduced the operating efficiency, has certain influence to the engineering progress. From this, for the operation of convenience, promote the efficiency of unmanned aerial vehicle photogrammetry and airborne laser radar operation, the utility model provides a collection unmanned aerial vehicle photogrammetry and airborne laser radar's like accuse point mark target system.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem of surveying and mapping image control point selection, a unmanned aerial vehicle measurement and airborne laser radar's image control point mark target system is proposed.
The technical scheme of the utility model is that: an image control point target marking system for unmanned aerial vehicle measurement and airborne laser radar comprises a target panel, a laser radar emission target, a central bolt hole and a central marking target; the target panel is square; the laser radar emission target is fixedly arranged at four corners of the target panel; the central bolt hole is fixedly arranged at the central position of the target panel; the center mark target is fixedly connected with the center bolt hole and is uniformly and fixedly arranged on the target panel.
The utility model has the advantages that: the utility model discloses a mark target system is ordered to image control simple structure, easily preparation, require lowly to the operation environment, satisfy the demand of topography operation basically. The camera control point target system is strong in stability, the acquired data accuracy is high, the camera control point target system can be used as a ground target and a control point for unmanned aerial vehicle photogrammetry and airborne laser radar photogrammetry, the cost is low, and the camera control point accuracy is guaranteed to a certain extent.
Further, the target panel is made of aluminum alloy, and has a size of 50cm × 50cm and a thickness of 0.5 cm.
The beneficial effects of the further scheme are as follows: the utility model discloses in, the material has strong reflection function for the mark target panel of aluminum alloy, and the size is suitable, the operation of being convenient for.
Further, the size of the lidar emission target is 10cm × 10cm, and the surface thereof is covered with a reflective paper.
The beneficial effects of the further scheme are as follows: the utility model discloses in, laser radar transmission mark target is laser radar reflection area, can be used for resolving the three-dimensional point cloud coordinate at mark target center to carry out the coordinate conversion to measuring the coordinate on the spot.
Further, the diameter of the central bolt hole is 0.8 cm.
The beneficial effects of the further scheme are as follows: the utility model discloses in, central bolt hole connecting bolt uses, plays fixed effect, can connect the tripod in order to ensure the stability of whole mark target system in the complicated area of topography.
Furthermore, the central mark targets are uniformly distributed and are in a black-white interval shape, and the ground resolution of the image is centimeter level.
The beneficial effects of the further scheme are as follows: the utility model discloses in, central mark target comprises black and white line frame looks interphase, and its distribution is even and the area is moderate, ground image accuse point requirement when satisfying unmanned aerial vehicle photogrammetry that can be fine. The ground resolution of the photo is centimeter level, the ground resolution can be adjusted according to the flying height of the unmanned aerial vehicle, and the image registration precision is well guaranteed.
Drawings
FIG. 1 is a block diagram of an image control point target system;
FIG. 2 is a side view of the image controlled point targeting system;
in the figure, 1, a target panel; 2. a laser radar emission target; 3. a central bolt hole; 4. the center marks the target.
Detailed Description
The embodiments of the present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1, the utility model provides an image control point target marking system for unmanned aerial vehicle measurement and airborne laser radar, which comprises a target panel 1, a laser radar emission target 2, a central bolt hole 3 and a central mark target 4; the target panel 1 is square; the laser radar emission target 2 is fixedly arranged at four corners of the target panel 1; the central bolt hole 3 is fixedly arranged at the central position of the target panel 1; the center mark target 4 is fixedly connected with the center bolt hole 3 and is uniformly and fixedly arranged on the target panel 1.
In the embodiment of the utility model provides an in, as shown in fig. 1, mark target panel 1's material is the aluminum alloy, and its size is 50cm × 50cm, and thickness is 0.5 cm. the utility model discloses in, the material is the mark target panel of aluminum alloy and has strong reflection function, and the size is suitable, the operation of being convenient for.
In the embodiment of the utility model provides an in, as shown in FIG. 1, the size of laser radar emission mark target 2 is 10cm × 10cm, and its surface covering has the reflection paper in the utility model discloses in, the laser radar emission mark target is laser radar reflection area, can be used for resolving the three-dimensional point cloud coordinate of mark target center to carry out coordinate transformation to measuring the coordinate on the spot.
In the embodiment of the present invention, as shown in fig. 2, the diameter of the central bolt hole 3 is 0.8 cm. The utility model discloses in, central bolt hole connecting bolt uses, plays fixed effect, can connect the tripod in order to ensure the stability of whole mark target system in the complicated area of topography.
In the embodiment of the present invention, as shown in fig. 1, the central mark targets 4 are uniformly distributed in a black-white interval, and the ground resolution of the image is centimeter level. The utility model discloses in, central mark target comprises black and white line frame looks interphase, and its distribution is even and the area is moderate, ground image accuse point requirement when satisfying unmanned aerial vehicle photogrammetry that can be fine. The ground resolution of the photo is centimeter level, the ground resolution can be adjusted according to the flying height of the unmanned aerial vehicle, and the image registration precision is well guaranteed.
The utility model discloses a theory of operation and process do: the image control point target system of the utility model consists of a target panel 1, a laser radar emission target 2, a central bolt hole 3 and a central mark target 4; laser radar transmission mark target 2 is used for resolving the three-dimensional point cloud coordinate at mark target center, and center bolt hole 3 plays the fixed action, and center mark target 4 has the black and white line frame to constitute, and the ground image accuse point when as unmanned aerial vehicle photogrammetry requires, and its center image accuse point can be fixed a position to single pixel scope, guarantees the image precision.
The utility model has the advantages that: the utility model discloses a mark target system is ordered to image control simple structure, easily preparation, require lowly to the operation environment, satisfy the demand of topography operation basically. The camera control point target system is strong in stability, the acquired data accuracy is high, the camera control point target system can be used as a ground target and a control point for unmanned aerial vehicle photogrammetry and airborne laser radar photogrammetry, the cost is low, and the camera control point accuracy is guaranteed to a certain extent. The utility model discloses a like accuse point target marking method easy operation has reduced the work load, has increased the operating efficiency, can regard as unmanned aerial vehicle photogrammetry and machine carries laser radar photogrammetry like accuse point simultaneously, and is integrative dual-purpose.
It will be appreciated by those of ordinary skill in the art that the embodiments described herein are intended to assist the reader in understanding the principles of the invention, and it is to be understood that the scope of the invention is not limited to such specific statements and embodiments. Those skilled in the art can make various other specific modifications and combinations based on the teachings of the present invention without departing from the spirit of the invention, and such modifications and combinations are still within the scope of the invention.
Claims (5)
1. An image control point target system for unmanned aerial vehicle measurement and airborne laser radar is characterized by comprising a target panel (1), a laser radar emission target (2), a central bolt hole (3) and a central mark target (4); the target panel (1) is square; the laser radar emission targets (2) are fixedly arranged at four corners of the target panel (1); the central bolt hole (3) is fixedly arranged at the central position of the target panel (1); the center mark target (4) is fixedly connected with the center bolt hole (3) and is uniformly and fixedly arranged on the target panel (1).
2. The image control point target system for unmanned aerial vehicle measurement and airborne lidar according to claim 1, wherein the target panel (1) is made of aluminum alloy, and has a size of 50cm × 50cm and a thickness of 0.5 cm.
3. The drone measurement and image control point target system of airborne lidar according to claim 1, wherein the lidar transmission target (2) has a size of 10cm × 10cm, the surface of which is covered with reflective paper.
4. The drone survey and airborne lidar image control point target system according to claim 1, wherein the diameter of the central bolt hole (3) is 0.8 cm.
5. The image control point target system for unmanned aerial vehicle measurement and airborne lidar according to claim 1, wherein the central marker targets (4) are uniformly distributed in black and white alternating form, and the ground resolution of the image is centimeter level.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020056411.3U CN211060910U (en) | 2020-01-10 | 2020-01-10 | Unmanned aerial vehicle measures and machine carries laser radar's looks like accuse point mark target system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020056411.3U CN211060910U (en) | 2020-01-10 | 2020-01-10 | Unmanned aerial vehicle measures and machine carries laser radar's looks like accuse point mark target system |
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| CN211060910U true CN211060910U (en) | 2020-07-21 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111121727A (en) * | 2020-01-10 | 2020-05-08 | 西南交通大学 | Image control point target system and method for unmanned aerial vehicle measurement and airborne laser radar |
| CN116539015A (en) * | 2023-07-03 | 2023-08-04 | 云南超图地理信息有限公司 | Remote sensing survey and drawing support |
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2020
- 2020-01-10 CN CN202020056411.3U patent/CN211060910U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111121727A (en) * | 2020-01-10 | 2020-05-08 | 西南交通大学 | Image control point target system and method for unmanned aerial vehicle measurement and airborne laser radar |
| CN116539015A (en) * | 2023-07-03 | 2023-08-04 | 云南超图地理信息有限公司 | Remote sensing survey and drawing support |
| CN116539015B (en) * | 2023-07-03 | 2023-09-05 | 云南超图地理信息有限公司 | Remote sensing survey and drawing support |
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