CN219257718U

CN219257718U - Safety protection device

Info

Publication number: CN219257718U
Application number: CN202320388732.7U
Authority: CN
Inventors: 程城
Original assignee: Heilongjiang Yulong Aviation Technology Co ltd
Current assignee: Heilongjiang Yulong Aviation Technology Co ltd
Priority date: 2023-03-05
Filing date: 2023-03-05
Publication date: 2023-06-27
Anticipated expiration: 2033-03-05

Abstract

The utility model discloses a safety protection device, which belongs to the technical field of unmanned aerial vehicles, wherein anti-collision mechanisms are movably arranged on two side surfaces of an unmanned aerial vehicle body, each anti-collision mechanism comprises a servo motor, a driving shaft and a first fixing rod, an output shaft of the servo motor is fixedly connected with the driving shaft, one end of the driving shaft is rotatably connected to one side of the unmanned aerial vehicle body through a bearing, three first fixing rods are uniformly fixedly connected to the driving shaft, one end of each first fixing rod is connected with a damping rod, a damping spring is sleeved outside each damping rod, the other end of each damping rod is fixedly connected with a second fixing rod, and one end of each second fixing rod is fixedly connected with an anti-collision plate.

Description

Safety protection device

Technical Field

The utility model belongs to the technical field of unmanned aerial vehicles, and particularly relates to a safety protection device.

Background

The unmanned plane is called as unmanned plane for short, and is an unmanned plane operated by radio remote control equipment and a self-contained program control device. Unmanned aerial vehicles are in fact a collective term for unmanned aerial vehicles, which from a technical point of view can be defined as: unmanned fixed wing aircraft, unmanned vertical takeoff and landing aircraft, unmanned airship, unmanned helicopter, unmanned multi-rotor aircraft, unmanned parachute wing aircraft, and the like. Compared with manned aircraft, it has the advantages of small size, low cost, convenient use and low requirement for combat environment.

The Chinese patent discloses a surveying and mapping equipment protection seat (authorized bulletin number CN 216035099U) for landing an unmanned aerial vehicle, which comprises a buffer mechanism by additionally installing two groups of movable protection seats at the bottom of the unmanned aerial vehicle, wherein the protection seats and the impact force born by an unmanned aerial vehicle body are buffered, but when the device executes flying operation in the air, as the periphery of the unmanned aerial vehicle body is not provided with a protection mechanism, the unmanned aerial vehicle body is completely exposed in the air, when the unmanned aerial vehicle body impacts a wall building in the air, larger damage is caused to the unmanned aerial vehicle, and the potential safety hazard in the air is increased, so that the navigational survey quality is influenced; and when the device is carrying out the landing task, because of factors such as impact force is great or speed is too fast, lead to unmanned aerial vehicle to have great inertia when falling to ground to increased very big thrust for unmanned aerial vehicle organism, easily caused the damage to unmanned aerial vehicle, reduced unmanned aerial vehicle's life.

Therefore, the device cannot meet the demands in practical use, so that an improved technique is urgently needed to solve the above-mentioned problems.

Disclosure of Invention

The utility model aims to provide a safety protection device, which solves the existing problems through the arranged protection device.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model relates to a safety protection device, which comprises an unmanned aerial vehicle body, wherein anti-collision mechanisms are movably arranged on two side surfaces of the unmanned aerial vehicle body, each anti-collision mechanism comprises a servo motor, a driving shaft and first fixing rods, an output shaft of each servo motor is fixedly connected with the driving shaft, one end of each driving shaft is rotatably connected to one side of the unmanned aerial vehicle body through a bearing, three first fixing rods are uniformly fixedly connected to the driving shaft, one end of each first fixing rod is connected with a damping rod, a damping spring is sleeved outside the damping rod, the other end of each damping rod is fixedly connected with a second fixing rod, one end of each second fixing rod is fixedly connected with an anti-collision plate, a row of directional wheels are uniformly arranged on the outer side surface of each anti-collision plate, driving motors are fixedly arranged at four corners of the upper surface of the unmanned aerial vehicle body, one end of each driving motor is connected with a propeller, and a camera, a protection frame and a damping gasket are arranged at the center of the lower surface of the unmanned aerial vehicle body.

Further, anticollision institution is symmetric distribution along the axis of unmanned aerial vehicle body, anticollision institution swing joint in unmanned aerial vehicle body side center department.

Further, the first fixing rods are distributed in parallel at equal distance, and the three first fixing rods are vertically fixedly connected to the driving shaft.

Further, the damping spring, the damping rod and the second fixing rod are all vertically connected to the inner side of the anti-collision plate, and the damping spring, the damping rod and the second fixing rod are distributed in parallel and equally wide.

Further, the orientation wheel is installed perpendicularly in the anticollision board outside, and the orientation wheel is rubber material.

Further, the protection frame and the shock absorption gaskets are symmetrically distributed by taking the camera as a center point, and the shock absorption gaskets are in arc shapes.

The utility model has the following beneficial effects:

1. according to the utility model, through the anti-collision mechanisms arranged on the two sides of the unmanned aerial vehicle, when the anti-collision mechanism encounters collision of an obstacle, a row of directional wheels on the anti-collision plate can effectively roll integrally, so that the flight angle of the unmanned aerial vehicle is changed, the unmanned aerial vehicle can avoid the obstacle in time, the flight direction is readjusted, and meanwhile, the buffer spring in the anti-collision mechanism can well unload the collision, so that the safety of the unmanned aerial vehicle is ensured.

2. According to the utility model, the anti-collision mechanisms rotating the two sides of the unmanned aerial vehicle are arranged, when tasks are executed and landing is prepared, the anti-collision mechanisms on the two sides are immediately adjusted to a landing buffer protection mode, after the unmanned aerial vehicle lands, the directional wheels release impact force caused by gravity and speed through sliding, and meanwhile, the bottom support and the anti-vibration foot pads can protect the machine body again, so that landing friction force is reduced, and the machine body is protected.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of 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 utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a safety shield apparatus according to the present utility model in a flight configuration;

FIG. 2 is a schematic view of a safety device according to the present utility model in a floor state;

fig. 3 is a schematic view of the bottom structure of the safety device of the present utility model.

In the drawings, the list of components represented by the various numbers is as follows:

1. an unmanned aerial vehicle body; 2. an anti-collision mechanism; 21. a servo motor; 22. a drive shaft; 23. a first fixing rod; 24. a damping spring; 25. a second fixing rod; 26. an anti-collision plate; 27. a directional wheel; 3. a driving motor; 4. a propeller; 5. a camera; 6. a protective frame; 7. and a shock absorption gasket.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

Referring to fig. 1-3, the utility model discloses a safety protection device, which comprises an unmanned aerial vehicle body 1, wherein anti-collision mechanisms 2 are movably arranged on two side surfaces of the unmanned aerial vehicle body 1, each anti-collision mechanism 2 comprises a servo motor 21, a driving shaft 22 and a first fixing rod 23, an output shaft of each servo motor 21 is fixedly connected with the driving shaft 22, one end of each driving shaft 22 is rotatably connected to one side of the unmanned aerial vehicle body 1 through a bearing, three first fixing rods 23 are uniformly fixedly connected to each driving shaft 22, one ends of the first fixing rods 23 are connected with damping rods, damping springs 24 are sleeved outside the damping rods, the other ends of the damping rods are fixedly connected with second fixing rods 25, one ends of the second fixing rods 25 are fixedly connected with anti-collision plates 26, a row of directional wheels 27 are uniformly arranged on the outer side surfaces of the anti-collision plates 26, driving motors 3 are fixedly arranged at four corners of the upper surface of the unmanned aerial vehicle body 1, one ends of each driving motor 3 are connected with a propeller 4, and a camera 5, a protection frame 6 and a damping gasket 7 are arranged at the center of the lower surface of the unmanned aerial vehicle body 1.

The anticollision institution 2 is symmetric distribution along the axis of unmanned aerial vehicle body 1, and anticollision institution 2 and unmanned aerial vehicle body 1 are connected in unmanned aerial vehicle body 1 side center department, have guaranteed the stability of organism, make unmanned aerial vehicle can realize nimble phase change when aerial operation.

The first fixing rods 23 are distributed in parallel at equal distance, and three first fixing rods 23 are vertically fixedly connected to the driving shaft 22, so that the whole unmanned aerial vehicle anti-collision mechanism 2 is uniformly stressed, and the service life of the unmanned aerial vehicle anti-collision mechanism in a severe environment is prolonged.

The damping springs 24, the damping rods and the second fixing rods 25 are all vertically connected to the inner side of the anti-collision plate 26, and the damping springs 24, the damping rods and the second fixing rods 25 are distributed in parallel and equally wide, so that the firmness and the safety of the anti-collision plate 26 and the directional wheels 27 are guaranteed.

The directional wheel 27 is vertically installed on the outer side of the anti-collision plate 26, the directional wheel 27 is made of rubber, a buffering effect can be achieved when the anti-collision plate is impacted, and landing friction is reduced.

The protection frame 6 and the shock absorption gaskets 7 are symmetrically distributed by taking the camera 5 as a center point, the shock absorption gaskets 7 are in arc shapes, the effect of descending and unloading can be achieved, and the landing stability is improved.

The driving motor 3 is 57CME06, and the servo motor 21 is 80SS2430A.

In the utility model, when the device is used by a technician in the related field, compared with the prior art, the device can drive the driving shaft 22 to rotate by starting the servo motor 21 during flight, the first fixing rod 23, the damping spring 24, the second fixing rod 25, the anti-collision plate 26 and the directional wheel 27 simultaneously rotate to the same horizontal plane along with the driving shaft 22, so that the anti-collision mechanism 2 is always in a surrounding protection state of the unmanned aerial vehicle body, when the collision of the obstacle is met, the directional wheel 27 can rotationally slide over the obstacle, thereby adjusting the unmanned aerial vehicle to a safe heading, when the unmanned aerial vehicle lands, the anti-collision mechanism 2 can be timely adjusted to a landing state under the driving of the servo motor 21, the impact force is transmitted to the damping spring 24 after the directional wheel 27 is grounded, the inertia is released by rolling, the protection frame 6 supports the unmanned aerial vehicle body 1, and the safe and stable landing of the unmanned aerial vehicle body 1 is effectively ensured by the friction force between the damping gasket 7 and the ground.

The foregoing is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, and any modification, equivalent replacement, and improvement of some of the technical features described in the foregoing embodiments are all within the scope of the present utility model.

Claims

1. The utility model provides a safety device, including unmanned aerial vehicle body (1), a serial communication port, the both sides face movable mounting of unmanned aerial vehicle body (1) has anticollision institution (2), anticollision institution (2) are including servo motor (21), drive shaft (22) and first dead lever (23), the output shaft fixedly connected with drive shaft (22) of servo motor (21), the one end of drive shaft (22) is passed through the bearing and is rotated one side of connecting at unmanned aerial vehicle body (1), even rigid coupling has three first dead lever (23) on drive shaft (22), the one end of first dead lever (23) is connected with the damping pole, the outside cover of damping pole is equipped with damping spring (24), the one end rigid coupling of damping pole other end fixedly connected with second dead lever (25), the one end rigid coupling of second dead lever (25) has anticollision board (26), one row of directional wheel (27) are installed uniformly to anticollision board (26) lateral surface, the upper surface fixed mounting of unmanned aerial vehicle body (1) has driving motor (3), the one end of driving motor (3) is connected with screw (4), the lower surface center department of protection department of unmanned aerial vehicle body (1) installs top (6) and shock attenuation pad (7).

2. The safety device according to claim 1, wherein the anti-collision mechanisms (2) are symmetrically distributed along the central axis of the unmanned aerial vehicle body (1), and the anti-collision mechanisms (2) are movably connected to the side center of the unmanned aerial vehicle body (1).

3. A safety device according to claim 1, wherein the first fixing rods (23) are equidistantly and parallelly arranged, and the first fixing rods (23) are vertically fixedly connected to the driving shaft (22).

4. A safety device according to claim 1, wherein the damping spring (24), the damping rod and the second fixing rod (25) are all vertically connected to the inner side of the anti-collision plate (26), and the damping spring (24), the damping rod and the second fixing rod (25) are distributed in parallel and equally wide.

5. A safety device according to claim 1, wherein the orientation wheel (27) is mounted vertically outside the crash panel (26), the orientation wheel (27) being of rubber material.

6. A safety device according to claim 1, wherein the protection frame (6) and the shock absorbing pad (7) are symmetrically distributed with the camera (5) as a center point, and the shock absorbing pad (7) is in a circular arc shape.