CN221874377U - Band-type brake device and unmanned aerial vehicle system - Google Patents

Abstract

The utility model relates to the technical field of unmanned aerial vehicles, in particular to a band-type brake device and an unmanned aerial vehicle system. A band-type brake device comprising: the landing platform is suitable for parking the unmanned aerial vehicle; the centering rod assembly comprises at least one centering rod, the centering rod is arranged on the take-off and landing platform and is suitable for moving relative to the take-off and landing platform, the centering rod is suitable for fixing an unmanned aerial vehicle, and when the unmanned aerial vehicle is parked on the take-off and landing platform, the centering rod is used for fixing the unmanned aerial vehicle. The utility model solves the problem that the band-type brake is large in force and possibly damages the unmanned aerial vehicle in use when the band-type brake is applied to the unmanned aerial vehicle in the landing process, and provides a band-type brake device and an unmanned aerial vehicle system.

Description

Braking device and unmanned aerial vehicle system

Technical Field

The utility model relates to the technical field of unmanned aerial vehicles, and in particular to a brake device and an unmanned aerial vehicle system.

Background Art

The brake is a common braking device widely used in various mechanical equipment. Its working principle is to use friction to stop or slow down an object. The brake consists of two main parts: the friction disc and the pressure plate. The friction disc is usually made of metal or ceramic materials, while the pressure plate is controlled by a spring or cylinder. When the pressure plate applies force, the friction disc contacts the object, causing it to stop or slow down.

If the brake is used during the landing of the drone, the brake force is relatively large and the drone may be damaged during use.

Utility Model Content

Therefore, the technical problem to be solved by the present invention is to overcome the defect that the brake in the prior art is applied to the landing process of the UAV, that the brake force is large and the UAV may be damaged during use, thereby providing a brake device and a UAV system.

In order to solve the above problems, the utility model provides a brake device, comprising:

A take-off and landing platform, wherein the take-off and landing platform is suitable for parking the UAV;

A centering rod assembly, the centering rod assembly includes at least one centering rod, the centering rod is arranged on the take-off and landing platform, the centering rod is suitable for moving relative to the take-off and landing platform, the centering rod is suitable for fixing the UAV, and when the UAV is parked on the take-off and landing platform, the centering rod is used to fix the UAV.

Optionally, the centering rod assembly includes two first centering rods and two second centering rods, the central axes of the first centering rods and the central axes of the second centering rods are vertically arranged, the two first centering rods are oppositely arranged, the two second centering rods are oppositely arranged, and the two first centering rods and the two second centering rods enclose a landing space.

Optionally, the lifting and lowering platform is provided with two first driving members and two second driving members, one of the first driving members is used to drive a first centering rod to move, and one of the second driving members is used to drive a second centering rod to move.

Optionally, the first driving member and the second driving member are both arranged at the bottom of the lifting and lowering platform, and the lifting and lowering platform is provided with two first long holes and two second long holes. The protruding end of the first driving member drives the first centering rod to move along the length direction of the first long hole through a slider, and the protruding end of the second driving member drives the second centering rod to move along the length direction of the second long hole through a slider.

Optionally, the UAV is provided with two landing gears, the landing gears are fixedly connected to the housing of the UAV via a vertical pole, the first pair of centering poles are provided with a clamping block, the clamping block is provided with a groove facing the vertical pole, and the groove is adapted to the vertical pole.

Optionally, a controller is also included, the take-off and landing platform is provided with an RTX fixed base station, the UAV is provided with an RTK mobile station, and the controller is communicatively connected with the RTK fixed base station and the RTK mobile station respectively.

Optionally, the take-off and landing platform is provided with a parking area, and the parking area is suitable for parking the landing gear.

Optionally, it also includes a battery and a camera, the camera is connected to the controller line, and the battery is respectively connected to the RTX fixed base station, the RTX mobile station, the controller, the first drive element, the second drive element and the camera line.

A drone system comprises the above-mentioned brake device and a drone.

Optionally, the landing gear of the UAV is coated with a lubricating layer.

The technical solution of the utility model has the following advantages:

1. The brake device provided by the utility model includes: a take-off and landing platform suitable for parking a drone; a centering rod assembly, including at least one centering rod, which is arranged on the take-off and landing platform, is suitable for moving relative to the take-off and landing platform, and is suitable for fixing the drone. When the drone is parked on the take-off and landing platform, the centering rod fixes the drone. Through the movement of the centering rod relative to the take-off and landing platform, the drone can be fixed without too much force, avoiding the drone from shaking randomly on the take-off and landing platform.

2. The brake device provided by the utility model comprises a centering rod assembly including two first centering rods and two second centering rods, the central axes of the first centering rods and the central axes of the second centering rods are arranged vertically, the two first centering rods are arranged opposite to each other, the two second centering rods are arranged opposite to each other, and the two first centering rods and the two second centering rods enclose a landing space. When the UAV is parked on the take-off and landing platform, the UAV is fixed by the first centering rod and the second centering rod, that is, the first centering rod and the second centering rod work together to fix the landing gear of the UAV, so that the center position of the UAV coincides with the center position of the take-off and landing platform, which plays a centering role.

3. The brake device provided by the utility model has a lifting and lowering platform with two first driving members and two second driving members, one first driving member is used to drive a first centering rod to move, and one second driving member is used to drive a second centering rod to move, the two first driving members are used to drive the first centering rod to move independently, and the two second driving members are used to drive the second centering rod to move independently.

4. The brake device provided by the utility model, the first driving member and the second driving member are both arranged at the bottom of the take-off and landing platform, the take-off and landing platform is provided with two first long holes and two second long holes, the protruding end of the first driving member drives the first pair of centering rods to move along the length direction of the first long holes through a slider, and the protruding end of the second driving member drives the second pair of centering rods to move along the length direction of the second long holes through a slider, so as to drive the first pair of centering rods and the second pair of centering rods to move, thereby fixing the UAV.

5. The brake device provided by the utility model is that the UAV is provided with two landing gears, and the landing gears are fixedly connected to the shell of the UAV through vertical poles. The first pair of center poles are provided with a clamping block, and the clamping block is provided with a groove facing the vertical pole. The groove is adapted to the vertical pole, and the clamping block is clamped to the vertical pole to enhance stability.

6. The brake device provided by the utility model also includes a controller. The take-off and landing platform is provided with an RTX fixed base station, and the UAV is provided with an RTK mobile station. The controller is respectively communicated with the RTK fixed base station and the RTK mobile station. The controller receives signals from the two, calculates the phase difference between the two signals, determines the direction angle of the RTK mobile station relative to the RTK fixed base station, obtains the heading angle of the UAV, and corrects the heading of the UAV to ensure that the landing direction of the UAV is consistent with the take-off direction each time.

7. The brake device provided by the utility model has a parking area on the landing platform, and the parking area is suitable for parking the landing gear to facilitate on-site personnel to confirm whether the parking position is accurate.

8. The brake device provided by the utility model also includes a battery and a camera. The camera is connected to the controller line. The battery is connected to the RTX fixed base station, the RTX mobile station, the controller, the first drive member, the second drive member and the camera line respectively. The camera captures the working status of the centering component to transmit it to the on-site personnel in real time, and the battery provides power.

9. The UAV system provided by the utility model includes the above-mentioned brake device and the UAV. Since the brake device described in any one of the above items is adopted, it has the advantages described in any one of the above items.

10. In the drone system provided by the utility model, the landing gear of the drone is coated with a lubricating layer to facilitate the sliding of the landing gear in the parking area and reduce damage to the landing gear.

BRIEF DESCRIPTION OF THE DRAWINGS

In order to more clearly illustrate the specific implementation methods of the utility model or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

FIG1 is a schematic diagram of a drone system provided in an embodiment of the present utility model;

FIG2 is a schematic diagram of a drone system provided in an embodiment of the present utility model.

Explanation of the reference numerals: 1. UAV; 2. Take-off and landing platform; 3. Block; 4. Second pair of center poles; 5. First pair of center poles; 6. Vertical pole; 7. First long hole; 8. Parking area; 9. Landing gear; 10. Second long hole; 11. Second driving member; 12. First driving member; 13. Slider; 14. Support rod.

DETAILED DESCRIPTION

The technical solution of the utility model will be described clearly and completely below in conjunction with the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

In addition, the technical features involved in the different embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.

A specific implementation of the brake device as shown in FIGS. 1-2 includes: a lifting and lowering platform 2 and a centering rod assembly.

As shown in FIG1 , two parking areas 8 are provided on the take-off and landing platform 2. The take-off and landing platform 2 is provided with an RTK fixed base station. A camera, a battery and a controller are provided on the outside of the take-off and landing platform 2. The controller is respectively connected to the camera and the battery circuit, and the battery is respectively connected to the camera circuit.

As shown in Fig. 1 and Fig. 2, the centering rod assembly includes two first centering rods 5 and two second centering rods 4, wherein the first centering rods 5 are arranged opposite to each other, the second centering rods 4 are arranged opposite to each other, the central axis of the first centering rod 5 and the central axis of the second centering rod 4 are arranged vertically, and the two first centering rods 5 and the two second centering rods 4 enclose a landing space, which is suitable for parking the drone 1. In order to drive the first centering rod 5 and the second centering rod 4 to move, the take-off and landing platform 2 is provided with two first driving members 12 and two second driving members 11, and one first driving member 11 drives one first centering rod 5 to move, and one second driving member 11 drives one second centering rod 4 to move. It should be noted that, as shown in FIG. 2 , the first driving member 12 and the second driving member 11 are both arranged at the bottom of the lifting platform 2, and the lifting platform 2 is provided with two first long holes 7 and two second long holes 10. The extended end of the first driving member 12 drives the first centering rod 5 to move along the length direction of the first long hole 7 through the slider 13, and the extended end of the second driving member 11 drives the second centering rod 4 to move along the length direction of the second long hole 10 through the slider 13. Among them, the first driving member 12 and the second driving member 11 are connected to the controller and the battery circuit respectively. Specifically, the first driving member 12 and the second driving member 11 are both servo motors.

As shown in FIG2 , there are four sliders 13 and four support rods 14, and the sliders 13 are fixedly connected to the first centering rods 5 and the second centering rods 4 through the support rods 14, that is, one slider 13 is connected to one first centering rod 5 through one support rod 14, one slider 13 is connected to another first centering rod 5 through one support rod 14, one slider 13 is connected to one second centering rod 4 through one support rod 14, and one slider 13 is connected to another second centering rod 4 through one support rod 14. As shown in FIG1 , two blocks 3 are provided on the upper surface of each first centering rod 5, and each block 3 is provided with a groove arranged toward the vertical pole 6 of the drone 1.

To achieve signal transmission, the take-off and landing platform 2 is equipped with an RTX fixed base station.

A drone system also includes a drone 1 and a handle, wherein a controller is arranged in the handle, and a display screen is arranged on the handle.

As shown in Figure 1, the drone 1 is provided with two landing gears 9, and the landing gears 9 are coated with a lubricating layer. The landing gears 9 are fixedly connected to the shell of the drone 1 through a vertical pole 6, wherein the vertical pole 6 is adapted to the groove of the block 3. Specifically, the material of the lubricating layer is Teflon. The drone 1 is provided with an RTK mobile station, and the controller is respectively connected to the RTK fixed base station and the RTK mobile station for communication. It should be noted that the handle is provided with an emergency stop button, which will be powered off after taking the photo. After being manually reset, the working status is rechecked, the initial parameters are imported, and then it can be restarted.

A method for using an unmanned system: (1) a drone 1 is parked on a take-off and landing platform 2, and an on-site personnel operates a handle to control the drone 1 to take off. During the flight, the drone 1 communicates with the on-site personnel in real time through an RTK mobile station; (2) when waiting to land, the controller receives signals from an RTK fixed base station and an RTK mobile station, calculates the phase difference between the two signals, determines the direction angle of the RTK mobile station relative to the RTK fixed base station, obtains the heading angle of the drone 1, corrects the heading of the drone 1, and makes the landing gear 9 of the drone 1 park in a parking area 8; (3) the on-site personnel controls a first drive member 12 and the second driving member 11, the camera takes real-time images and transmits them to the display screen, so that the two first driving members 12 move relatively close to each other at a constant speed and equal distance until the vertical rod 6 fits with the groove of the clamping block 3, and then the two second driving members 11 move relatively close to each other at a constant speed and equal distance until the side surface of the second centering rod 4 fits with the end surface of the landing gear 9, and finally the physical center of the UAV 1 coincides with the center of the take-off and landing platform 2; (4) During the transportation of the UAV 1, the UAV 1 is kept clamped to prevent any shaking of the UAV 1 until the next take-off.

As an alternative implementation, the number of the centering rod may be one, that is, the centering rod is magnetic when powered on, so as to be fixed to the take-off and landing platform 2 and the landing gear 9 respectively.

As an alternative embodiment, the first driving member 12 and the second driving member 11 may also be telescopic members such as hydraulic telescopic rods and pneumatic telescopic rods.

As an alternative embodiment, the centering rod may also be provided with only a pair of first centering rods 5 or a pair of second centering rods 4 .

Obviously, the above embodiments are merely examples for the purpose of clear explanation, and are not intended to limit the implementation methods. For those skilled in the art, other different forms of changes or modifications can be made based on the above description. It is not necessary and impossible to list all the implementation methods here. The obvious changes or modifications derived from these are still within the scope of protection of the invention of the utility model.

Claims (10)

1. A brake device, comprising: A take-off and landing platform (2), wherein the take-off and landing platform (2) is suitable for parking the drone (1); A centering rod assembly, the centering rod assembly comprising at least one centering rod, the centering rod being arranged on a take-off and landing platform (2), the centering rod being suitable for moving relative to the take-off and landing platform (2), the centering rod being suitable for fixing an unmanned aerial vehicle (1), and when the unmanned aerial vehicle (1) is parked on the take-off and landing platform (2), the centering rod is used to fix the unmanned aerial vehicle (1). 2. The brake device according to claim 1 is characterized in that the centering rod assembly includes two first centering rods (5) and two second centering rods (4), the central axis of the first centering rod (5) and the central axis of the second centering rod (4) are vertically arranged, the two first centering rods (5) are oppositely arranged, the two second centering rods (4) are oppositely arranged, and the two first centering rods (5) and the two second centering rods (4) enclose a landing space. 3. The brake device according to claim 2 is characterized in that the lifting and lowering platform (2) is provided with two first driving members (12) and two second driving members (11), one of the first driving members (12) is used to drive a first centering rod (5) to move, and one of the second driving members (11) is used to drive a second centering rod (4) to move. 4. The brake device according to claim 3 is characterized in that the first driving member (12) and the second driving member (11) are both arranged at the bottom of the lifting and lowering platform (2), and the lifting and lowering platform (2) is provided with two first long holes (7) and two second long holes (10), and the protruding end of the first driving member (12) drives the first centering rod (5) to move along the length direction of the first long hole (7) through the slider (13), and the protruding end of the second driving member (11) drives the second centering rod (4) to move along the length direction of the second long hole (10) through the slider (13). 5. The brake device according to claim 4 is characterized in that the UAV (1) is provided with two landing gears (9), the landing gears (9) are fixedly connected to the shell of the UAV (1) through a vertical pole (6), and the first centering rod (5) is provided with a clamping block (3), and the clamping block (3) is provided with a groove facing the vertical pole (6), and the groove is adapted to the vertical pole (6). 6. The brake device according to claim 5 is characterized in that it also includes a controller, the take-off and landing platform (2) is provided with an RTX fixed base station, the UAV (1) is provided with an RTK mobile station, and the controller is communicatively connected with the RTK fixed base station and the RTK mobile station respectively. 7. The brake device according to claim 6, characterized in that the landing platform (2) is provided with a parking area (8), and the parking area (8) is suitable for parking the landing gear (9). 8. The brake device according to claim 7 is characterized in that it also includes a battery and a camera, the camera is connected to the controller line, and the battery is respectively connected to the RTX fixed base station, the RTX mobile station, the controller, the first drive member (12), the second drive member (11) and the camera line. 9. An unmanned aerial vehicle system, characterized in that it comprises the brake device according to any one of claims 1 to 8, and also comprises a unmanned aerial vehicle (1). 10. The drone system according to claim 9, characterized in that the landing gear (9) of the drone (1) is coated with a lubricating layer.