CN113923419A - Oblique photography data acquisition device and method of tower crane - Google Patents
Oblique photography data acquisition device and method of tower crane Download PDFInfo
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- CN113923419A CN113923419A CN202111276877.XA CN202111276877A CN113923419A CN 113923419 A CN113923419 A CN 113923419A CN 202111276877 A CN202111276877 A CN 202111276877A CN 113923419 A CN113923419 A CN 113923419A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/38—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system
- G01S19/39—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system the satellite radio beacon positioning system transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/42—Determining position
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T17/00—Three dimensional [3D] modelling, e.g. data description of 3D objects
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2200/00—Indexing scheme for image data processing or generation, in general
- G06T2200/08—Indexing scheme for image data processing or generation, in general involving all processing steps from image acquisition to 3D model generation
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Abstract
The invention discloses a device and a method for acquiring oblique photography data of a tower crane, wherein the device comprises a cradle head, the bottom end of the cradle head is provided with a high-definition camera, one side of the cradle head is provided with a GPS module and a cradle head control module, the cradle head is arranged at the tail end of a long arm of the tower crane, the high-definition camera is a 5-lens COMS lens, and the cradle head can rotate freely. The invention is suitable for the existing construction site, carries out panoramic and global monitoring from construction progress, safety management, construction quality and other multi-azimuth real-time, and has high reconstruction efficiency and reconstruction effect of oblique photography aiming at large scene reconstruction with complex structure and large coverage, and the images are simultaneously acquired from five different angles of one vertical angle and four oblique angles through the image acquisition device, so that the photographed building has no dead angle, the cavity when a real-scene three-dimensional model is created is reduced, and the measurement including height, length, area, angle and gradient can be directly carried out based on the result images through the matched software, thereby expanding the application of the oblique photography technology in the industry.
Description
Technical Field
The invention relates to the technical field of intelligent building site and tower crane monitoring devices, in particular to a device and a method for acquiring oblique photography data of a tower crane.
Background
Along with the rapid development of national economy, the construction strength of each area is increased, but the construction site has complex terrain and numerous devices, general monitoring equipment has a visual field blind area, potential safety hazards existing on the site cannot be known, once safety accidents are caused, the life and property safety of workers is seriously influenced, an unmanned aerial vehicle is generally adopted for data acquisition in the current construction site, factors such as weather and flight control are large, the unmanned aerial vehicle is not beneficial to being used in a fixed construction site, the construction site is a place with the highest potential danger and is required to know a real construction site, most of the prior art needs an aircraft for data acquisition, but the flight acquisition cannot be carried out in a no-fly area, the flight cost is high, and the data acquisition cannot be carried out at a high frequency.
Disclosure of Invention
Aiming at the technical problems in the related art, the invention provides a device and a method for acquiring oblique photography data of a tower crane, which can overcome the defects in the prior art.
In order to achieve the technical purpose, the technical scheme of the invention is realized as follows:
the utility model provides a slope photographic data acquisition device of tower crane, includes the cloud platform, the cloud platform bottom is equipped with image collector, cloud platform one side is equipped with GPS module and cloud platform control module, the long arm tail end at the tower crane is installed to the cloud platform.
Furthermore, the image collector is a 5-lens COMS lens.
Furthermore, the holder can rotate by 360 degrees.
Furthermore, the holder control module and the GPS module are connected with the ground control equipment through wireless signals.
Furthermore, the holder control module is connected with the holder through a wire.
A method for acquiring oblique photography data of a tower crane comprises the following steps:
s1: mounting a holder, an image collector, a GPS module, a holder control module to the tail end of a long arm of a tower crane;
s2, ground personnel rotate the holder to a proper angle through the holder control module;
s3: the image data is collected by an image collector, and the position information is collected by a GPS module:
s4: sending the collected data back to the ground;
s5: and synthesizing the collected photo data of the multiple tower cranes into a three-dimensional model through a model processing server.
Further, the S1 image collector can always keep collecting data in one direction by modification.
Further, the S5 outputs the data to the model processor through the encrypted network protocol.
The invention has the beneficial effects that: the method is suitable for the existing construction site, panoramic and global monitoring is carried out in real time from multiple directions such as construction progress, safety management and construction quality, reconstruction is carried out on a large scene with a complex structure and a large coverage area, the reconstruction efficiency and the reconstruction effect of oblique photography are high, images are acquired from five different angles including one vertical angle and four inclinations through an image acquisition device, a photographed building has no dead angle, a hole in creating a live-action three-dimensional model is reduced, measurement including height, length, area, angle and gradient can be directly carried out based on result images through matched software, and the application of the oblique photography technology in the industry is expanded.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a system architecture diagram of an oblique photography data acquisition device of a tower crane and a method thereof according to an embodiment of the invention.
Fig. 2 is a schematic diagram of an oblique photography data acquisition device of a tower crane and a method thereof according to an embodiment of the invention.
In the figure: 1. cloud platform, 2, image collector, 3, GPS module, 4, cloud platform control module, 5 tower cranes, 6, long arm.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments that can be derived by one of ordinary skill in the art from the embodiments given herein are intended to be within the scope of the present invention.
As shown in fig. 1-2, the oblique photography data acquisition device of the tower crane according to the embodiment of the invention comprises a cloud deck 1, wherein an image collector 2 is arranged at the bottom end of the cloud deck 1, a GPS module 3 and a cloud deck control module 4 are arranged on one side of the cloud deck 1, and the cloud deck 1 is installed at the tail end of a long arm 6 of a tower crane 5.
In a specific embodiment, the image collector 2 is a 5-lens COMS lens.
In a specific embodiment, the head 1 can rotate 360 °.
In a specific embodiment, the pan-tilt control module 4 and the GPS module 3 are connected to the ground device through wireless signals.
In a specific embodiment, the pan/tilt head control module 4 is connected to the pan/tilt head 1 through a wire.
A method for acquiring oblique photography data of a tower crane comprises the following steps:
s1: mounting a holder 1, an image collector 2, a GPS module 3, a holder control module 4 and the tail end of a long arm 6 of a tower crane 5;
s2, ground personnel rotate the holder 1 to a proper angle through the holder control module 4;
s3: the image data is collected by the image collector 2, and the GPS module 3 collects the position information:
s4: sending the collected data back to the ground;
s5: and synthesizing the collected photo data of the multiple tower cranes into a three-dimensional model through a model processing server.
In a specific embodiment, the S1 image collector 2 can always keep collecting data in one direction by modification.
In a specific embodiment, the S5 outputs the data to the model processor via an encrypted network protocol.
In order to facilitate understanding of the above-described technical aspects of the present invention, the above-described technical aspects of the present invention will be described in detail below in terms of specific usage.
When the device is used specifically, an image collector 2 (5-lens COMS high-definition camera device) with GPS data collection and pan-tilt control is loaded at the tail end of the long arm of the tower crane, and the device carries a 500G hard disk to buffer data so as to ensure that the data can be stored in time and asynchronously forwarded when the device takes a picture at a high speed;
an image collector 2 is arranged at the tail end of a long arm 6 of a tower crane 5 for collecting data images, and gps high-precision position data is attached to each photo;
the image collector 2 corrects the shooting angle through the cradle head 1 according to the acquired direction angle, so that the shooting angle of the camera is always kept in the north-pointing direction, and then high-definition shooting is carried out;
the image collector 2 is installed at the tail end of a long arm 6 of a tower crane 5, so that the panoramic monitoring of the whole construction site is realized.
Outputting the data to a model processing server through an encrypted network protocol;
and after the model processing server collects the photo data of the multiple tower cranes, synthesizing the photos into a three-dimensional model according to the coordinate data.
In summary, by means of the technical scheme, the method and the device are suitable for the existing construction site, panoramic and global monitoring is carried out in real time from multiple directions such as construction progress, safety management and construction quality, the reconstruction is carried out on a large scene with a complex structure and a large coverage area, the reconstruction efficiency and the reconstruction effect of oblique photography are high, images are acquired from five different angles including vertical and four oblique angles through the image acquisition device, a photographed building has no dead angle, cavities in creating a real-scene three-dimensional model are reduced, measurement including height, length, area, angle and gradient can be directly carried out on the basis of the result images through matched software, and the application of the oblique photography technology in the industry is expanded.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (8)
1. The utility model provides an oblique photography data acquisition device of tower crane, its characterized in that, includes cloud platform (1), cloud platform (1) bottom is equipped with image collector (2), cloud platform (1) one side is equipped with GPS module (3) and cloud platform control module (4), long arm (6) tail end at tower crane (5) is installed in cloud platform (1).
2. The oblique photography data acquisition device of tower crane according to claim 1, characterized in that the image collector (2) is a 5-lens COMS lens.
3. The oblique photography data acquisition device of tower crane according to claim 1, characterized in that the cloud platform (1) can rotate 360 °.
4. The oblique photography data acquisition device of tower crane according to claim 1, wherein the holder control module (4) and the GPS module (3) are connected with ground equipment through wireless signals.
5. The oblique photography data acquisition device of tower crane according to claim 4, characterized in that cloud platform control module (4) is connected with cloud platform (1) through the wire.
6. A method for acquiring oblique photography data of a tower crane is characterized by comprising the following steps:
s1: mounting a cloud deck (1), an image collector (2), a GPS module (3), a cloud deck control module (4) and the tail end of a long arm (6) of a tower crane (5);
s2, ground personnel rotate the holder (1) to find a proper angle through the holder control module (4);
s3: the image data is collected by the image collector (2), and the GPS module (3) collects the position information:
s4: sending the collected data back to the ground;
s5: and synthesizing the collected photo data of the multiple tower cranes into a three-dimensional model through a model processing server.
7. The oblique photography data acquisition method of the tower crane according to claim 6, wherein the S1 image acquisition unit (2) can always keep data acquisition in one direction through correction.
8. The oblique photography data acquisition method of the tower crane according to claim 6, wherein the S5 outputs the data to the model processor through an encrypted network protocol.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111276877.XA CN113923419A (en) | 2021-10-29 | 2021-10-29 | Oblique photography data acquisition device and method of tower crane |
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| CN202111276877.XA CN113923419A (en) | 2021-10-29 | 2021-10-29 | Oblique photography data acquisition device and method of tower crane |
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| CN107244422A (en) * | 2017-08-11 | 2017-10-13 | 成都希德电子信息技术有限公司 | Unmanned plane accessory system is used in tower crane construction |
| JP2018095375A (en) * | 2016-12-09 | 2018-06-21 | 株式会社タダノ | Crane |
| CN108190749A (en) * | 2018-03-27 | 2018-06-22 | 山东天星北斗信息科技有限公司 | A kind of remote control apparatus of tower crane, control method and intelligent tower crane |
| CN109166153A (en) * | 2018-08-21 | 2019-01-08 | 江苏德丰建设集团有限公司 | Tower crane high altitude operation 3-D positioning method and positioning system based on binocular vision |
| JP6583900B1 (en) * | 2018-10-16 | 2019-10-02 | 光司商会株式会社 | Rotation suppression device and crane work system |
| CN112479038A (en) * | 2020-12-07 | 2021-03-12 | 广西路桥工程集团有限公司 | Tower crane operation visual monitoring system |
| WO2021132907A1 (en) * | 2019-12-24 | 2021-07-01 | 주식회사 동우 이앤씨 | System for supervising construction of structure by using tower crane and method therefor |
| JP2021155179A (en) * | 2020-03-27 | 2021-10-07 | 住友重機械建機クレーン株式会社 | Photographing system and program for crane |
-
2021
- 2021-10-29 CN CN202111276877.XA patent/CN113923419A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018095375A (en) * | 2016-12-09 | 2018-06-21 | 株式会社タダノ | Crane |
| CN107244422A (en) * | 2017-08-11 | 2017-10-13 | 成都希德电子信息技术有限公司 | Unmanned plane accessory system is used in tower crane construction |
| CN108190749A (en) * | 2018-03-27 | 2018-06-22 | 山东天星北斗信息科技有限公司 | A kind of remote control apparatus of tower crane, control method and intelligent tower crane |
| CN109166153A (en) * | 2018-08-21 | 2019-01-08 | 江苏德丰建设集团有限公司 | Tower crane high altitude operation 3-D positioning method and positioning system based on binocular vision |
| JP6583900B1 (en) * | 2018-10-16 | 2019-10-02 | 光司商会株式会社 | Rotation suppression device and crane work system |
| WO2021132907A1 (en) * | 2019-12-24 | 2021-07-01 | 주식회사 동우 이앤씨 | System for supervising construction of structure by using tower crane and method therefor |
| JP2021155179A (en) * | 2020-03-27 | 2021-10-07 | 住友重機械建機クレーン株式会社 | Photographing system and program for crane |
| CN112479038A (en) * | 2020-12-07 | 2021-03-12 | 广西路桥工程集团有限公司 | Tower crane operation visual monitoring system |
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Inventor after: Niu Junyong Inventor after: Hu Wenfeng Inventor after: Niu Xiaonan Inventor after: Xue Qing Inventor after: Wang Ning Inventor after: Wang Chao Inventor after: Xue Wenjun Inventor before: Zhang Feng Inventor before: Zhang Benxue Inventor before: Kang Lei Inventor before: Xue Qing Inventor before: Wang Ning Inventor before: Wang Chao Inventor before: Xue Wenjun |
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