CN210555576U - Bridge beam supports detection device based on twin unmanned aerial vehicle and mobile camera - Google Patents
Bridge beam supports detection device based on twin unmanned aerial vehicle and mobile camera Download PDFInfo
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- CN210555576U CN210555576U CN201920810392.6U CN201920810392U CN210555576U CN 210555576 U CN210555576 U CN 210555576U CN 201920810392 U CN201920810392 U CN 201920810392U CN 210555576 U CN210555576 U CN 210555576U
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Abstract
The utility model discloses a bridge beam supports detection device based on twin unmanned aerial vehicle and mobile camera, including right unmanned aerial vehicle and left unmanned aerial vehicle, be connected through the connecting cable between right unmanned aerial vehicle and the left unmanned aerial vehicle, be provided with the mobile camera device that can move along it on the connecting cable; the connecting cable can be extended or shortened to adjust the distance between the left unmanned aerial vehicle and the right unmanned aerial vehicle. The utility model discloses a two unmanned aerial vehicles and remove camera device for unmanned aerial vehicle can be positioned the both sides of bridge respectively, and realize the collection of bridge beam supports image through the removal camera device on the connecting cable, solved unmanned aerial vehicle and can cause unmanned aerial vehicle flight control difficulty because GPS signal is weak and the air current is unstable when flying into under the decking to and unmanned aerial vehicle self keep away barrier function influence the shooting angle and the shooting quality scheduling problem of support; through the cable winding device, two unmanned aerial vehicles can fly close to each other or fly separately, and the flexibility of the unmanned aerial vehicle during flying under a bridge is improved.
Description
Technical Field
The invention relates to the crossing field of unmanned aerial vehicles and civil engineering bridge detection, in particular to a bridge bearing detection device based on a twin unmanned aerial vehicle and a mobile camera.
Background
With the rapid development of infrastructure construction in China in recent years, the civil engineering industry develops rapidly, and a large number of road bridges which are constructed need to be maintained. The bridge support is an important component for connecting upper and lower structures of a bridge, has a great relationship, and once a disease occurs, if the disease is not found and treated in time, the stress state and traffic safety of the structure are influenced. At present, the main detection way of the bridge support is manual detection, the method is time-consuming and labor-consuming and can influence traffic, and bridges built in mountains and on the sea are difficult to realize by a manual detection method or to ensure the safety of bridge detection personnel. Therefore, an apparatus for automatically positioning a bridge support and collecting an image of the support is urgently needed.
With the technological progress of the unmanned aerial vehicle industry, the cost of the unmanned aerial vehicle is gradually reduced, and the unmanned aerial vehicle is applied to various industries. However, there are many problems that occur when a common commercial unmanned aerial vehicle is applied to bridge support detection: when unmanned aerial vehicle was close to the flight of decking bottom, can influence the shooting angle and the shooting quality of support because of unmanned aerial vehicle self keeps away barrier function, unmanned aerial vehicle can cause unmanned aerial vehicle flight control difficulty because of the GPS signal is weak and the air current is unstable moreover when the decking is down. Ordinary commercial unmanned aerial vehicle still has the risk that the unmanned aerial vehicle that great unmanned aerial vehicle misoperation caused flew out the bridge floor, and high-speed railway bridge upper portion has the high-tension line, and this kind of risk especially needs to arouse and attaches attention.
Disclosure of Invention
The purpose of the invention is as follows: in order to overcome the defects in the prior art, the invention provides a bridge bearing detection device based on a twin unmanned aerial vehicle and a mobile camera.
The technical scheme is as follows: in order to solve the technical problems, the bridge support detection device based on the twin unmanned aerial vehicle and the mobile camera comprises a right unmanned aerial vehicle and a left unmanned aerial vehicle, wherein the right unmanned aerial vehicle is connected with the left unmanned aerial vehicle through a connecting cable, and a mobile camera device capable of moving along the connecting cable is arranged on the connecting cable; the connecting cable can be extended or shortened to adjust the distance between the left unmanned aerial vehicle and the right unmanned aerial vehicle.
Wherein, be provided with on right side unmanned aerial vehicle or the left unmanned aerial vehicle and roll up the cable device, connecting cable one end is connected with rolling up the cable device, and left unmanned aerial vehicle or right unmanned aerial vehicle are connected to the other end.
The rope winding device comprises a base, a clockwork spring is arranged in the middle of the inside of the base, the center of the clockwork spring is fixed in the middle of the base, and the free end of the clockwork spring is connected with the connecting rope through a connecting ring.
The mobile camera device is connected with the connecting cable through a hanging ring arranged on the connecting cable.
The mobile camera device is connected with traction devices respectively arranged on the right unmanned aerial vehicle and the left unmanned aerial vehicle, and the traction devices are used for driving the mobile camera device to move along the connecting cable.
Each traction device comprises a motor, a screw is arranged on a rotating shaft of each motor, a traction wire is wound on each screw, and the traction wire is connected with the movable camera device.
Wherein, a searchlighting device is arranged on the mobile camera device.
Has the advantages that: the invention has the following beneficial effects:
1. according to the invention, through the two unmanned aerial vehicles and the mobile camera devices, the unmanned aerial vehicles can be respectively positioned at two sides of the bridge, and the mobile camera devices on the connecting cables are used for realizing the acquisition of images of the bridge support, so that the problems that the unmanned aerial vehicles are difficult to control in flight due to weak GPS signals and unstable airflow when flying below a bridge deck, and the obstacle avoidance function of the unmanned aerial vehicles affects the shooting angle and the shooting quality of the support are solved;
2. according to the invention, through the rope winding device, two unmanned aerial vehicles can fly close to each other or fly away from each other, so that the flexibility of the unmanned aerial vehicle in flying under a bridge is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of another embodiment of the present invention;
FIG. 3 is a schematic view of a cord winder arrangement;
fig. 4 is a drawing device configuration view.
Detailed Description
The invention will be further explained with reference to the drawings.
As shown in fig. 1 and 2, the unmanned aerial vehicle comprises a left unmanned aerial vehicle 9 and a right unmanned aerial vehicle 2, wherein the left unmanned aerial vehicle 9 and the right unmanned aerial vehicle 2 are connected through a connecting cable 3, a movable camera device 5 capable of moving along the connecting cable 3 is arranged on the connecting cable 3, and a searchlighting device 6 is arranged on the movable camera device 5; be provided with on left unmanned aerial vehicle 9 or the right unmanned aerial vehicle 2 and roll up cable device 1, as shown in fig. 3, roll up cable device 1 and include base 13, and the middle part is provided with clockwork spring 11 in base 13, and the center of clockwork spring 11 is fixed in base 13 middle part, and its free end is connected with connecting cable 3 one end through go-between 12, and connecting cable 3 other end is connected and is not set up right unmanned aerial vehicle 2 or left unmanned aerial vehicle 9 that rolls up cable device 1. Set up draw gear 8 on right unmanned aerial vehicle 2 and the left unmanned aerial vehicle 9 respectively, set up connecting cable 3 between draw gear 8, connecting cable 3 is connected with removal camera device 5. As shown in fig. 4, each traction device 8 includes a motor 14, a screw 15 is provided on a rotation shaft of the motor 14, a traction wire 4 is wound around the screw 15, and the traction wire 4 is connected to the moving image pickup device 5. The mobile imaging device 5 is connected to the link cable 3 via a bail 7 provided on the link cable 3.
When left unmanned aerial vehicle 9 and right unmanned aerial vehicle 2 when separating the flight each other, the length of the adjustable connecting cable 3 of rope coiling device 1, specifically, when connecting cable 3 was pulled out, clockwork spring 11 tightened up under the drive of go-between 12, produced certain pretightning force, when unmanned aerial vehicle was close to each other, connecting cable 3 was retrieved to base 13 under the effect of pretightning force, guaranteed that unmanned aerial vehicle can be nimble fly under the bridge. The device 1 that contracts of curling up can make the connecting cable 3 between two unmanned aerial vehicles remain the rectilinear state throughout, guarantees unmanned aerial vehicle's normal flight, and the removal camera 5 can slide along connecting cable 3 on arranging connecting cable 3 in, respectively sets up a draw gear 8 on two unmanned aerial vehicles, pulls through pull wire 4 and removes camera device 5 and slide along pull wire 4. When the bridge support is detected, the two unmanned aerial vehicles are respectively positioned at two sides of a bridge, the connecting cable 3 between the unmanned aerial vehicles is parallel to the cover beam of the bridge and is equal in height, and the traction device 8 is used for drawing the mobile camera device 5 to acquire images of the bridge support under the assistance of the searchlighting device 6. The traction device 8 drives the screw rod 15 to rotate through the motor 14, and further drives the retraction control mobile camera device 5 of the traction wire 4 to slide along the connecting cable 3.
As a specific implementation manner, the left unmanned aerial vehicle 9 and the right unmanned aerial vehicle 2 in the invention are respectively integrated with independent flight control systems, have the same load capacity, and can adopt the same type of four-axis aircraft in the prior art. The mobile image pickup device 5 may employ a device capable of taking a high definition image, such as a canon 5D3 camera. The connecting cable 3 may be made of a high-strength flexible material, such as a carbon fiber cable. The searchlighting device 6 can be selected from a high-power flash lamp, and can be selected from a Canon 5D3 original flash lamp. The mobile camera 5 is small and portable with a battery, such as a Tello flight battery. The contact surface of the hanging ring 7 and the connecting cable 3 is made of a material with small friction force, such as glass. The electric motor 14 of the traction device 8 is a dc motor.
The above description is only of the preferred embodiments of the present invention, and it should be noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the invention and these are intended to be within the scope of the invention.
Claims (7)
1. The utility model provides a bridge beam supports detection device based on twin unmanned aerial vehicle and mobile camera which characterized in that: the unmanned aerial vehicle comprises a right unmanned aerial vehicle (2) and a left unmanned aerial vehicle (9), wherein the right unmanned aerial vehicle (2) and the left unmanned aerial vehicle (9) are connected through a connecting cable (3), and a mobile camera device (5) capable of moving along the connecting cable (3) is arranged on the connecting cable; the connecting cable (3) can be extended or shortened to adjust the distance between the right unmanned aerial vehicle (2) and the left unmanned aerial vehicle (9).
2. The bridge bearing detection device based on the twin unmanned aerial vehicle and the mobile camera of claim 1, wherein: the cable winding device (1) is arranged on the right unmanned aerial vehicle (2) or the left unmanned aerial vehicle (9), one end of the connecting cable (3) is connected with the cable winding device (1), and the other end of the connecting cable is connected with the left unmanned aerial vehicle (9) or the right unmanned aerial vehicle (2).
3. The bridge bearing detection device based on the twin unmanned aerial vehicle and the mobile camera according to claim 2, wherein: the rope winding device (1) comprises a base (13), a clockwork spring (11) is arranged in the middle of the inside of the base (13), the center of the clockwork spring (11) is fixed in the middle of the base (13), and the free end of the clockwork spring is connected with the connecting rope (3) through a connecting ring (12).
4. The bridge bearing detection device based on the twin unmanned aerial vehicle and the mobile camera of claim 1, wherein: the mobile camera device (5) is connected with the connecting cable (3) through a hanging ring (7) arranged on the connecting cable (3).
5. The bridge bearing detection device based on the twin unmanned aerial vehicle and the mobile camera of claim 1, wherein: remove camera device (5) and connect draw gear (8) that set up respectively on right unmanned aerial vehicle (2) and left unmanned aerial vehicle (9), draw gear (8) are used for driving and remove camera device (5) along connecting cable (3) motion.
6. The bridge bearing detection device based on the twin unmanned aerial vehicle and the mobile camera of claim 5, wherein: each traction device (8) comprises a motor (14), a screw (15) is arranged on a rotating shaft of the motor (14), a traction wire (4) is wound on the screw (15), and the traction wire (4) is connected with the movable camera device (5).
7. The bridge bearing detection device based on the twin unmanned aerial vehicle and the mobile camera of claim 1, wherein: and a searchlighting device (6) is arranged on the mobile camera device (5).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920810392.6U CN210555576U (en) | 2019-05-31 | 2019-05-31 | Bridge beam supports detection device based on twin unmanned aerial vehicle and mobile camera |
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| CN201920810392.6U CN210555576U (en) | 2019-05-31 | 2019-05-31 | Bridge beam supports detection device based on twin unmanned aerial vehicle and mobile camera |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110254714A (en) * | 2019-05-31 | 2019-09-20 | 东南大学 | Bridge pad detection device based on Shuangzi unmanned plane and mobile camera |
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2019
- 2019-05-31 CN CN201920810392.6U patent/CN210555576U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110254714A (en) * | 2019-05-31 | 2019-09-20 | 东南大学 | Bridge pad detection device based on Shuangzi unmanned plane and mobile camera |
| CN110254714B (en) * | 2019-05-31 | 2024-05-14 | 东南大学 | Bridge support detection device based on Gemini unmanned aerial vehicle and mobile camera |
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