CN212530092U

CN212530092U - Rotor unmanned aerial vehicle keeps away barrier device

Info

Publication number: CN212530092U
Application number: CN202020633344.7U
Authority: CN
Inventors: 董文正; 吴洪元; 袁贵斌; 胡婷
Original assignee: Sichuan Yonghong Surveying And Mapping Co ltd
Current assignee: Sichuan Yonghong Geographic Information Group Co ltd
Priority date: 2020-04-24
Filing date: 2020-04-24
Publication date: 2021-02-12
Anticipated expiration: 2030-04-24

Abstract

The utility model provides a rotor unmanned aerial vehicle keeps away barrier device, including keeping away barrier mechanism, it includes keeps away the barrier main part and sets up in keeping away the connecting piece at barrier main part top, is provided with the fixed slot on the connecting piece; the storage mechanism is arranged at the bottom of the unmanned aerial vehicle and comprises a storage groove, and the top of the connecting piece is detachably arranged in the storage groove; the solid mechanism of card sets up in holding the groove below and is located the both sides of keeping away barrier mechanism, the solid mechanism of card includes mounting and power component, the mounting can keep away barrier main part motion and block in the fixed slot towards, power component includes the cylinder and can keep away the guide bar of barrier main part motion towards, the guide bar is connected with the cylinder, when the cylinder rotates, the guide bar horizontal movement, the cylinder is connected with first power supply and second power supply, first power supply and second power supply are used for ordering about cylinder corotation and reversal respectively. The utility model provides a keep away barrier device can carry out the dismouting with keeping away barrier main part and unmanned aerial vehicle to be convenient for reduce the space when not using unmanned aerial vehicle and occupy, be convenient for accomodate.

Description

Rotor unmanned aerial vehicle keeps away barrier device

Technical Field

The utility model relates to an unmanned aerial vehicle field, concretely relates to rotor unmanned aerial vehicle keeps away barrier device.

Background

A multi-rotor unmanned aerial vehicle is a special unmanned helicopter with three or more rotor shafts. It is rotated by a motor on each shaft, driving the rotor, thereby generating lift. The collective pitch of the rotors is fixed and not variable as in a typical helicopter. Through changing the relative speed between the different rotors, the size of unipolar propulsive force can be changed to the orbit of control aircraft.

The current unmanned obstacle that keeps away mainly keeps away barrier mechanism through camera or infrared probe etc. and realizes, but these keep away barrier mechanism usually are bulky, and when unmanned aerial vehicle was in standby state, keep away the barrier mechanism and be fixed in the unmanned aerial vehicle below when accomodating and be not convenient for unmanned aerial vehicle's dismouting and receive milk, the problem that the field needs to solve urgently.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a rotor unmanned aerial vehicle keeps away barrier device that can dismantled and assembled keep away barrier mechanism.

In order to solve the technical problem, the utility model provides a scheme is: a rotor unmanned aerial vehicle obstacle avoidance device comprises an obstacle avoidance mechanism, wherein the obstacle avoidance mechanism comprises an obstacle avoidance main body and a connecting piece arranged at the top of the obstacle avoidance main body, and a fixing groove is formed in the connecting piece; and

the storage mechanism is arranged at the bottom of the unmanned aerial vehicle and comprises a storage groove, and the top of the connecting piece is detachably arranged in the storage groove; and

the clamping mechanism is arranged below the accommodating groove and located on two sides of the obstacle avoidance mechanism, the clamping mechanism comprises a fixing piece and a power assembly, the fixing piece can move towards the obstacle avoidance main body and is clamped in the fixing groove, the power assembly comprises a roller and a guide rod which can move towards the obstacle avoidance main body, the guide rod is connected with the roller, when the roller rotates, the guide rod moves horizontally, the roller is connected with a first power source and a second power source, and the first power source and the second power source are respectively used for driving the roller to rotate forwards and backwards.

Further, the method comprises the following steps: the first power source comprises a torsion spring which can drive the roller rotating shaft to rotate, and the second power source comprises a knob connected with the roller shaft.

Further, the method comprises the following steps: the guide rod is far away from one end of the obstacle avoidance main body and is provided with a rack, a gear is connected to the roller through a rotating shaft, and the rack is meshed with the gear.

Further, the method comprises the following steps: the gear rack is characterized by further comprising a limiting assembly, wherein the limiting assembly is used for limiting the displacement of the guide rod, so that the gear is always meshed with the gear rack.

Further, the method comprises the following steps: spacing subassembly includes two at least fixed covers, fixed cover is followed guide bar length direction sets up side by side, be provided with logical groove on the fixed cover, the guide bar with lead to groove sliding fit, still include length and be greater than lead to the locating part of groove diameter, the locating part sets up in arbitrary fixed cover is kept away from keep away one side of barrier main part, the locating part is fixed in on the guide bar.

Further, the method comprises the following steps: the clamping mechanism comprises a non-return assembly, the non-return assembly can be connected with the roller, and when the non-return assembly is connected with the roller, the non-return assembly can stop the roller from rotating in the reverse direction when the first power source or the second power source stops driving.

Further, the method comprises the following steps: the non-return assembly comprises a non-return pawl, a shifting piece and a ratchet arranged on the roller, the non-return pawl is arranged above the ratchet and connected with the shifting piece through a rotating shaft, the shifting piece is used for driving the non-return pawl to vertically rotate, and the non-return pawl can downwards rotate and is meshed with the ratchet.

Further, the method comprises the following steps: the fixing piece is L-shaped, and when the fixing piece is close to the obstacle avoidance main body, the horizontal part of the fixing piece is clamped in the fixing groove.

The utility model has the advantages that: the utility model provides a keep away barrier device can carry out the dismouting with keeping away barrier main part and unmanned aerial vehicle to be convenient for reduce the space when not using unmanned aerial vehicle and occupy, be convenient for accomodate.

Drawings

FIG. 1 is a schematic representation of the present application in connection with a drone;

FIG. 2 is a half-sectional view of the present application;

FIG. 3 is a schematic view of the roller and guide bar connection of the present application;

the reference numbers are as follows: the obstacle avoidance mechanism 1, the obstacle avoidance main body 11, the connecting piece 12, the fixing groove 13, the accommodating mechanism 2, the fixing piece 31, the guide rod 32, the roller 33, the rack 34, the gear 35, the fixing sleeve 41, the limiting piece 42, the non-return pawl 51, the shifting piece 52 and the ratchet 53.

Detailed Description

The present invention is further described below in conjunction with the following figures and specific embodiments so that those skilled in the art may better understand the present invention and practice it.

The following discloses many different embodiments or examples for implementing the subject technology described. In order to simplify the disclosure, a specific example of one or more permutations of the features is described below, but the present disclosure is not limited to the specific example, and the first feature described later in the specification may be connected to the second feature in a direct connection, or may include an embodiment forming an additional feature, and further, may include the use of one or more other intervening features to connect or combine the first feature and the second feature indirectly with each other so that the first feature and the second feature may not be directly connected.

As shown in fig. 1 to fig. 3, an embodiment of an obstacle avoidance device for a rotor unmanned aerial vehicle includes an obstacle avoidance mechanism 1, an accommodating mechanism 2, and a fastening mechanism.

Wherein, keep away barrier mechanism 1 including keeping away barrier main part 11 and set up in keeping away connecting piece 12 at barrier main part 11 top, wherein, keep away barrier main part 11 and can be but not limited to camera or infrared probe, be provided with data interface and power source and be connected with unmanned aerial vehicle on it, wherein, seted up a week annular fixed slot 13 on the connecting piece 12.

Storage mechanism 2, it sets up in the unmanned aerial vehicle bottom, including accomodating the groove, connecting piece 12 top with accomodate the groove block and be connected, can fix keeping away barrier main part 11 in accomodating the groove through connecting piece 12 top block when using unmanned aerial vehicle, then can keep away barrier main part 11 with connecting piece 12 intercommunication and dismantle when accomodating unmanned aerial vehicle at ordinary times.

The clamping mechanism is disposed below the accommodating groove and located at two sides of the obstacle avoidance mechanism 1, and specifically, the clamping mechanism includes a fixing member 31 and a power assembly, the fixing member 31 can move toward the obstacle avoidance main body 11 and is clamped in the fixing groove 13, preferably, the fixing member 31 can be an L-shaped fixing member 31, the surface of the fixing member 31 has a certain radian and can be matched with the annular groove, wherein when the fixing member 31 is close to the obstacle avoidance main body 11, the horizontal portion of the fixing member 31 is clamped in the fixing groove 13, so as to provide a horizontal clamping force and a supporting force for the connecting member 12.

The power assembly comprises a guide rod 32 which can move towards the obstacle avoidance body 11, the guide rod 32 is connected with a roller 33 through a transmission piece, in a specific embodiment, a rack 34 is fixed at one end of the guide rod 32 away from the obstacle avoidance body 11, a gear 35 is connected to the roller 33 through a rotating shaft, the rack 34 is engaged with the gear 35, the rotating roller 33 can drive the gear 35 to rotate, so as to realize linkage between the roller 33 and the guide rod 32, so that when the roller 33 rotates, the guide rod 32 moves horizontally, the roller 33 is further connected with a first power source and a second power source, the first power source and the second power source are respectively used for driving the roller 33 to rotate forwards and backwards, in a specific embodiment, the first power source is a torsion spring that can drive the rotating shaft of the roller 33 to rotate, the torsion spring can be sleeved on a rotating shaft of the roller 33 or a rotating shaft of the gear 35, and the second power source is a knob connected with the roller 33 through a shaft.

This application is at the during operation, when fixing obstacle avoidance mechanism 1, through the reversal of second power supply driving roller 33, drives guide bar 32 and keeps away from obstacle avoidance main part 11, when taking in the groove with connecting piece 12 block, closes the second power supply, and first power supply orders about roller 33 corotation this moment to make guide bar 32 be close to obstacle avoidance main part 11, make mounting 31 carry out the block to obstacle avoidance main part 11 and fix.

In addition, in order to make the guide bar 32 when moving, gear 35 meshes with rack 34 all the time, this application still includes spacing subassembly, it is used for restricting the guide bar 32 displacement, specifically, spacing subassembly includes two at least fixed covers 41, fixed cover 41 sets up side by side along guide bar 32 length direction, be provided with logical groove on the fixed cover 41, guide bar 32 and logical groove sliding fit, lead to guide bar 32 through two fixed covers 41, can guarantee the direction of motion of guide bar 32, wherein, still include the locating part 42 that length is greater than logical groove diameter, this locating part 42 is located arbitrary fixed cover 41 and keeps away from on the guide arm 32 of keeping away from barrier main part 11 one side, when guide bar 32 transports towards keeping away barrier main part 11, fixed cover 41 then can block locating part 42 and carry out spacingly to guide bar 32, make rack 34 on the guide bar 32 can not break away from the meshing with gear 35.

On the basis, the clamping and fixing mechanism comprises a check assembly, the check assembly can be connected with the roller 33, and when the check assembly is connected with the roller 33, the check assembly can stop the roller 33 from rotating in the reverse direction when the first power source or the second power source stops driving. Specifically, the non-return assembly comprises a non-return pawl 51, a shifting piece 52 and ratchet teeth 53 arranged on the roller 33, the non-return pawl 51 is arranged above the ratchet teeth 53, one end, far away from the ratchet teeth 53, of the non-return pawl 51 is connected with the shifting piece 52 through a rotating shaft, the shifting piece 52 can drive the non-return pawl 51 to vertically rotate, and when the shifting piece 52 drives the non-return pawl to downwards rotate, the non-return pawl 51 is meshed with the ratchet teeth 53, so that a non-return effect is achieved.

In the above-mentioned embodiment that adopts the torsional spring as first power supply, because the torsional spring is used for driving about the guide bar 32 and keeps away the motion of obstacle main part 11 towards, consequently when unmanned aerial vehicle did not install obstacle avoidance mechanism 1, can keep away from obstacle main part 11 through second power supply drive guide bar 32, then through non return pawl 51 and ratchet 53 meshing, prevent that the torsional spring from driving cylinder 33 gyration, when needs carry out the joint to obstacle main part 11, stir non return pawl 51 through plectrum 52, make it and ratchet 53 break away from the meshing, the torsional spring can release cylinder 33 fast and rotate this moment, it drives mounting 31 and carries out the card solid to keeping away obstacle main part 11 to order about guide bar 32, in order to realize keeping away the quick installation of obstacle main part 11.

The utility model provides a keep away barrier device can be quick with unmanned aerial vehicle dismouting with keeping away barrier main part 11 to be convenient for accomodate keeping away barrier main part 11 when not using unmanned aerial vehicle, reduce the space and occupy.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. A rotor unmanned aerial vehicle obstacle avoidance device is characterized by comprising an obstacle avoidance mechanism, a rotor unmanned aerial vehicle obstacle avoidance mechanism and a rotor unmanned aerial vehicle obstacle avoidance mechanism, wherein the obstacle avoidance mechanism comprises an obstacle avoidance main body and a connecting piece arranged at the top of the obstacle avoidance main body, and a fixing groove is formed in the connecting piece; and

2. The obstacle avoidance device of a rotorcraft as recited in claim 1, wherein said first power source comprises a torsion spring that drives said roller shaft to rotate, and said second power source comprises a knob that is coupled to said roller shaft.

3. The obstacle avoidance device for the unmanned rotorcraft according to claim 1, wherein a rack is provided at an end of the guide rod away from the obstacle avoidance body, a gear is connected to the drum through a rotating shaft, and the rack is engaged with the gear.

4. The obstacle avoidance device for a rotary-wing drone of claim 3, further comprising a limiting assembly for limiting the displacement of said guide rod, so that said gear always meshes with said rack.

5. The obstacle avoidance device for the rotor wing unmanned aerial vehicle as claimed in claim 4, wherein the limiting component comprises at least two fixing sleeves, the fixing sleeves are arranged side by side along the length direction of the guide rod, a through groove is arranged on the fixing sleeves, the guide rod is in sliding fit with the through groove, and a limiting part with a length larger than the diameter of the through groove is further included, the limiting part is arranged on one side of any one of the fixing sleeves away from the obstacle avoidance main body, and the limiting part is fixed on the guide rod.

6. The obstacle avoidance device for a rotorcraft according to claim 1, wherein said retaining mechanism includes a check assembly, said check assembly being connectable to said drum, said check assembly being operable to prevent counter-directional rotation of said drum when said first or second power source ceases to be driven when said check assembly is connected to said drum.

7. The unmanned rotorcraft obstacle avoidance device of claim 6, wherein the non-return assembly comprises a non-return pawl, a paddle and ratchets arranged on the roller, the non-return pawl is arranged above the ratchets and connected with the paddle through a rotating shaft, the paddle is used for driving the non-return pawl to rotate vertically, and the non-return pawl can rotate downwards and is meshed with the ratchets.

8. The obstacle avoidance device for the rotor wing unmanned aerial vehicle of claim 1, wherein the fixing member is L-shaped, and when the fixing member is close to the obstacle avoidance main body, the horizontal portion of the fixing member is engaged with the fixing groove.