CN206231627U - A kind of unmanned machine parachute - Google Patents

Abstract

The utility model relates to a parachute, in particular to a parachute for an unmanned aircraft. The technical problem to be solved by the utility model is to provide a parachute for unmanned aircraft with long service life, good cushioning effect and high firmness. In order to solve the above technical problems, the utility model provides such a parachute for unmanned aircraft, including parachute parts, the left and right sides of the unmanned aircraft are symmetrically welded and connected with wings, and the tops of the wings are equipped with parachute parts. Including poles, etc.; electric wheels are welded and connected to the poles, and the electric wheels are rotatable. The first pull rope and the second pull rope are wound on the electric wheel, and the left and right sides of the top of the wing are connected by hooks. spring. The device achieves the effects of long service life, good cushioning effect, and high firmness. The parachute used for ordinary drones is made of cloth, which is easy to be scratched. This device uses umbrella wings as the main buffer mechanism.

Description

parachute for drone

technical field

The invention relates to a parachute, in particular to a parachute for an unmanned aircraft.

Background technique

Unmanned aerial vehicle is referred to as " unmanned aerial vehicle ", is the unmanned aircraft that utilizes radio remote control equipment and self-contained program control device to manipulate. There is no cockpit on board, but equipment such as autopilot and program control device are installed. The personnel on the ground, on the ship, or at the remote control station of the parent aircraft track, locate, remotely control, telemeter and digitally transmit it through radar and other equipment. Under the radio control, it can take off like an ordinary aircraft or be launched into the air with a booster rocket, and it can also be taken into the air by the parent aircraft for flight. When recovering, it can automatically land in the same way as the common aircraft landing process, and can also be recovered by remote control with a parachute or a block. Can be used repeatedly. Widely used in aerial reconnaissance, surveillance, communication, anti-submarine, electronic jamming, etc.

An unmanned aerial vehicle is a kind of unmanned aircraft mainly controlled by radio remote control or by its own program. Its successful development and battlefield application have opened a new chapter of "non-contact warfare" dominated by long-distance attack intelligent weapons and information weapons.

Compared with manned aircraft, it has the advantages of small size, low cost, convenient use, low requirements on the combat environment, and strong battlefield survivability. It is favored by armies all over the world. In several local wars, unmanned aircraft played a significant role with its accurate, efficient and flexible reconnaissance, interference, deception, search, calibration and combat capabilities under irregular conditions, and caused Research on related issues such as military academics and equipment technology has emerged in an endless stream. Together with the arsenal ships, unmanned tanks, robot soldiers, computer virus weapons, space-based weapons, laser weapons, etc. that are being conceived, it will become an important role in the 21st century on the stage of land warfare, naval warfare, air warfare, and space warfare. The military struggle had a far-reaching impact.

In aviation science and technology, a parachute is mainly made of breathable flexible fabric and can be folded and packed in an umbrella bag or an umbrella box. When working, it moves relative to the air, inflates and expands, and slows down and stabilizes a person or object. reducer. It usually has a large canopy that creates a lot of air resistance. Falling people or objects are connected to the canopy by ropes. A parachute secures a person or object falling through the air. Parachutes are an important piece of equipment for airborne troops. Using parachutes, people can also control the direction of descent to ensure the accuracy of the landing site.

Existing parachutes for unmanned aircraft have the disadvantages of short service life, poor cushioning effect, and low firmness. Therefore, it is urgent to design a parachute for unmanned aircraft with long service life, good cushioning effect, and high firmness.

Contents of the invention

(1) Technical problems to be solved

In order to overcome the shortcomings of short service life, poor cushioning effect and low firmness of existing parachutes for unmanned aircraft, the technical problem to be solved by the present invention is to provide a parachute with long service life, good cushioning effect and high firmness. drone with a parachute.

(2) Technical solution

In order to solve the above-mentioned technical problems, the present invention provides such a parachute for unmanned aircraft, including parachute parts, the left and right sides of the unmanned aircraft are welded and connected with wings symmetrically, and the tops of the wings are all provided with parachute parts, and the parachute parts include There are struts, electric wheels, first springs, first pull cords, second pull cords, placing plates, slide rails, second springs, sliders, support rods, umbrella wings, hinged parts, electric reels, third Stay rope, the fourth stay rope and baffle plate; the left and right sides of the top of the wing are symmetrically welded and connected with poles, the poles are welded and connected with electric wheels, the electric wheels are rotatable, and the first stay ropes and the second Pull rope, the left and right sides of the top of the wing are connected with the first spring by hook connection, the first spring is located inside the electric wheel, the upper end of the first spring is connected with the placement plate by hook connection, and the end of the second pull rope is connected by a hook The way to connect with the left and right sides of the placement board, the top of the placement board is connected with the slide rail by means of bolt connection, the slide rail is slidably connected with the slider, the slider and the slide rail cooperate, and the bottom of the slider and the slide rail are connected by hooks The connection mode is connected with a second spring, the end of the first pull rope is connected with the left and right sides of the slider through a hook connection, the left and right sides of the top of the slider are connected with support rods through a hinge part, and the hinge part includes a concave plate, a connection Shaft and rotating plate, the concave plate is fixedly connected to the connecting shaft, the rotating plate has a through hole, the connecting shaft passes through the through hole, the rotating plate can rotate around the connecting shaft, the top of the slider is welded to the concave plate, and the rotating The plate is welded to the support bar, and the upper part of the front side of the slide rail is welded with an electric reel through the bracket. The electric reel is rotatable. It is connected with the support rod on the left side by a hook, and the third pull rope is connected with the support rod on the right side by a hook connection. The left and right sides of the upper part of the slide rail are connected to the umbrella wing through hinged parts, and the umbrella wing is located on the electric winding Above the wheel, the top of the slide rail is welded to the concave plate, the rotating plate is welded to the umbrella wing, and the top of the slide rail is welded to a baffle.

Preferably, there is a groove at the bottom of the placing board, the shape of the groove is rectangular, and the depth of the groove is 1/2 of the thickness of the placing board.

Preferably, the electric wheel is a double-groove electric wheel.

Preferably, the electric reel is a double-slot electric reel.

Preferably, the materials of the first pull rope, the second pull rope, the third pull rope and the fourth pull rope are all steel wire ropes.

Working principle: When the drone needs to land, control the electric wheel on the left to rotate clockwise, and at the same time control the electric wheel on the right to rotate counterclockwise, put the first pull rope and the second pull rope, because the first spring initially and the second spring are both in a compressed state, so when the first pull rope and the second pull rope are placed, the placing plate moves upward, the slider moves upward, and the upward movement of the placing plate moves the slide rail upward, thereby moving the umbrella wing upward. The upward movement of the slider drives the upward movement of the support rod, and when the first spring and the second spring return to their original lengths, the electric wheel is controlled to be closed. At the same time, the electric reel is controlled to rotate clockwise, and the third pull rope and the fourth pull rope are retracted, so that the support rod on the left side rotates clockwise, and the support rod on the right side rotates counterclockwise, so that the support rods on the left and right sides are gradually aligned with each other. The wings on the left and right sides are in contact, so that the wings on the left and right sides rotate to a gradually horizontal position, and the angle between the wings on both sides is increased. When the wings on the left and right sides rotate and touch the baffle, the electric The reel is closed. At this time, the umbrella wings have been fully opened, and the buoyancy force received is the largest, which can well buffer the impulsive force when the drone falls, so that the drone can land slowly and ensure the safety of the drone. When the drone lands, control the electric wheel on the left to rotate counterclockwise, and at the same time control the electric wheel on the right to rotate clockwise, retract the first pull rope and the second pull rope, so that the placement plate moves downward, and the slider moves toward the Moving down, the placing plate moves downward to move the slide rail downward, so that the umbrella wing moves downward, and the sliding block moves downward to drive the support rod to move downward. When the placing plate returns to the initial position, the control electric wheel is closed. At the same time, control the electric reel to rotate counterclockwise, put the third pull cord and the fourth pull cord, so that the support rod on the left side rotates counterclockwise, and the support rod on the right side rotates clockwise, so that the support rods on the left and right sides are gradually aligned with each other. The left and right sides of the slide rail are in contact, and under the action of gravity, the wings on the left and right sides rotate to a vertical position gradually, reducing the angle between the wings on both sides. After the left and right sides are in contact, the electric reel is controlled to be closed, and now the first spring and the second spring are all in a compressed state.

Because there is a groove at the bottom of the placement board, the shape of the groove is rectangular, and the depth of the groove is 1/2 of the thickness of the placement board, which can save materials and reduce weight, thereby reducing the impact of the weight of parachute components on the flight of the drone.

(3) Beneficial effect

This device achieves the effects of long service life, good cushioning effect and high firmness. The parachute used for ordinary drones is made of cloth, which is easy to be scratched. This device uses umbrella wings as the main buffer mechanism, which can withstand larger The momentum, and not easy to be scratched, thereby increasing the service life.

Description of drawings

Fig. 1 is a schematic diagram of the front view structure of the present invention.

Fig. 2 is a schematic diagram of the first front view of the parachute component of the present invention.

Fig. 3 is a schematic perspective view of the three-dimensional structure of the hinged part of the present invention.

Fig. 4 is a schematic structural diagram of the second front view of the parachute component of the present invention.

The marks in the accompanying drawings are: 1-unmanned aircraft, 2-wing, 3-parachute parts, 4-strut, 5-electric wheel, 6-the first spring, 7-the first stay rope, 8-the first Two stay ropes, 9-place plate, 10-slide rail, 11-second spring, 12-slider, 13-support rod, 14-umbrella wing, 15-hinge part, 16-electric reel, 17-the first Three stay cords, 18-the fourth stay cord, 19-baffle plate, 20-concave plate, 21-connecting shaft, 22-rotary plate, 23-groove.

detailed description

The present invention will be further described below in conjunction with the accompanying drawings and embodiments.

Example 1

A parachute for unmanned aircraft, as shown in Figure 1-4, includes a parachute part 3, the left and right sides of the unmanned aircraft 1 are symmetrically welded and connected with a wing 2, and the top of the wing 2 is provided with a parachute part 3, the parachute The part 3 includes a strut 4, an electric wheel 5, a first spring 6, a first stay cord 7, a second stay cord 8, a placement plate 9, a slide rail 10, a second spring 11, a slider 12, a support rod 13, Umbrella wing 14, hinged part 15, electric reel 16, the 3rd stay cord 17, the 4th stay cord 18 and baffle plate 19; Wing 2 top left and right sides are symmetrically welded to be connected with strut 4, and weld on strut 4 Connected with the electric wheel 5, the electric wheel 5 is rotatable, the first stay cord 7 and the second stay cord 8 are wound on the electric wheel 5, and the left and right sides of the top of the wing 2 are connected with the first spring 6 by means of a hook connection. A spring 6 is located inside the electric wheel 5, the upper end of the first spring 6 is connected with a placement plate 9 through a hook connection, the end of the second pull cord 8 is connected with the left and right sides of the placement plate 9 through a hook connection, and the top of the placement plate 9 passes The way of bolt connection is connected with slide rail 10, and slide rail 10 is slidably connected with slide block 12, and slide block 12 is matched with slide rail 10, and the bottom of slide block 12 and slide rail 10 are connected with second The spring 11, the end of the first stay cord 7 is connected with the left and right sides of the slider 12 by means of a hook connection, the left and right sides of the top of the slider 12 are connected with the support rod 13 through the hinge part 15, and the hinge part 15 includes a concave plate 20, The connecting shaft 21 and the rotating plate 22, the concave plate 20 is fixedly connected with the connecting shaft 21, the rotating plate 22 has a through hole, the connecting shaft 21 passes through the through hole, the rotating plate 22 can rotate around the connecting shaft 21, and the slider 12 The top is welded with the concave plate 20, the rotating plate 22 is welded with the support bar 13, the upper part of the front side of the slide rail 10 is welded with an electric reel 16 through the bracket, the electric reel 16 is rotatable, and the electric reel 16 A third stay cord 17 and a fourth stay cord 18 are wound on the top, the fourth stay cord 18 is connected with the support bar 13 on the left by a hook connection, and the third stay cord 17 is connected with the support bar 13 on the right side by a hook. The upper left and right sides of the slide rail 10 are connected with the umbrella wing 14 through the hinge part 15, the umbrella wing 14 is located above the electric reel 16, the top of the slide rail 10 is welded to the concave plate 20, and the rotating plate 22 is connected to the umbrella wing 14 Welded connection, the top of the slide rail 10 is welded with a baffle plate 19 .

Placing plate 9 bottom has groove 23, and groove 23 is rectangular in shape, and groove 23 depth is 1/2 of placing plate 9 thickness.

Electric wheel 5 is double groove electric wheel 5.

The electric reel 16 is a double-slot electric reel 16 .

The materials of the first stay cord 7 , the second stay cord 8 , the third stay cord 17 and the fourth stay cord 18 are steel wire ropes.

Working principle: When the drone 1 needs to land, control the electric wheel 5 on the left to rotate clockwise, and at the same time control the electric wheel 5 on the right to rotate counterclockwise, put the first pull rope 7 and the second pull rope 8, because Initially, the first spring 6 and the second spring 11 are all in a compressed state, so when the first stay cord 7 and the second stay cord 8 are put, the placing plate 9 moves upward, the slide block 12 moves upward, and the placing plate 9 moves upward so that The slide rail 10 moves upwards, so that the umbrella wing 14 moves upwards, and the upward movement of the slider 12 drives the support rod 13 to move upwards. When the first spring 6 and the second spring 11 return to the original length, the control electric wheel 5 is closed. At the same time, the electric reel 16 is controlled to rotate clockwise, and the third stay cord 17 and the fourth stay cord 18 are received, so that the support rod 13 on the left side rotates clockwise, and the support rod 13 on the right side rotates counterclockwise, thereby making the left and right sides The support bar 13 of the support bar 13 is gradually contacted with the umbrella wings 14 on the left and right sides, so that the umbrella wings 14 on the left and right sides are rotated to gradually tend to a horizontal position, and the angle between the umbrella wings 14 on both sides is increased. When the umbrella wings on the left and right sides 14 rotates after contacting with baffle plate 19, controls electric reel 16 to close. At this time, the umbrella wing 14 has been fully opened, and the buoyancy force received is the largest, which can well buffer the impulsive force when the unmanned aircraft 1 falls, so that the unmanned aircraft 1 can land slowly, ensuring the safety of the unmanned aircraft 1 sex. After the unmanned aerial vehicle 1 lands, control the electric wheel 5 on the left side to rotate counterclockwise, and control the electric wheel 5 on the right side to rotate clockwise at the same time, receive the first stay rope 7 and the second stay rope 8, and make the placement plate 9 Moving down, the slide block 12 moves down, the placement plate 9 moves down and the slide rail 10 moves down, so that the umbrella wing 14 moves down, and the slide block 12 moves down to drive the support bar 13 to move down. After 9 got back to initial position, control electric wheel 5 to close. At the same time control the electric reel 16 to rotate counterclockwise, put the third stay cord 17 and the fourth stay cord 18, so that the support rod 13 on the left side rotates counterclockwise, and the support rod 13 on the right side rotates clockwise, so that the left and right sides The support bar 13 of the slide rail 10 is gradually contacted with the left and right sides, and the left and right sides of the umbrella wings 14 are rotated to a vertical position gradually under the action of gravity, reducing the angle between the two sides of the umbrella wings 14. When the left and right sides After the umbrella wing 14 on the side rotates to contact with the left and right sides of the slide rail 10, the electric reel 16 is controlled to close, and now the first spring 6 and the second spring 11 are in a compressed state.

Because there is a groove 23 at the bottom of the placement plate 9, the shape of the groove 23 is rectangular, and the depth of the groove 23 is 1/2 of the thickness of the placement plate 9, which can save materials and reduce weight, thereby reducing the weight of the parachute parts 3 for unmanned driving The effect of aircraft 1 flight.

The above-mentioned embodiments only express the preferred implementation of the present invention, and the description thereof is relatively specific and detailed, but should not be construed as limiting the patent scope of the present invention. It should be noted that those skilled in the art can make several modifications, improvements and substitutions without departing from the concept of the present invention, and these all belong to the protection scope of the present invention. Therefore, the protection scope of the patent for the present invention should be based on the appended claims.

Claims (5)

1. a kind of unmanned machine parachute, it is characterised in that include parachute part (3), unmanned machine (1) left and right Both sides have been symmetrically welded and connected wing (2), and wing (2) top is provided with parachute part (3), and parachute part (3) includes There are pole (4), Electric Motor Wheel (5), the first spring (6), the first drawstring (7), the second drawstring (8), place plate (9), slide rail (10), the Two springs (11), sliding block (12), support bar (13), the umbrella wing (14), hinge member (15), electronic reel (16), the 3rd drawstring (17), the 4th drawstring (18) and baffle plate (19)；Wing (2) the top left and right sides has been symmetrically welded and connected pole (4), pole (4) On be welded to connect Electric Motor Wheel (5), Electric Motor Wheel (5) is rotatable, and the first drawstring (7) and the second drawstring are wound with Electric Motor Wheel (5) (8), wing (2) the top left and right sides is connected with the first spring (6) by way of linking up with connection, and the first spring (6) is positioned at electricity Driving wheel (5) inner side, the first spring (6) upper end is connected with placement plate (9), the second drawstring (8) end by way of linking up with connection It is connected with placement plate (9) left and right sides by way of linking up with connection, places the mode being bolted at the top of plate (9) and connect There is slide rail (10), slidingtype is connected with sliding block (12) on slide rail (10), sliding block (12) coordinates with slide rail (10), sliding block (12) bottom Second spring (11) is connected with by way of hook is connected between slide rail (10), the first drawstring (7) end is by the company of hook The mode for connecing is connected with sliding block (12) left and right sides, and sliding block (12) the top left and right sides is connected with support by hinge member (15) Bar (13), hinge member (15) includes notch plate (20), connecting shaft (21) and swivel plate (22), fixed on notch plate (20) to connect Connecting shaft (21) is connected to, through hole is provided with swivel plate (22), through through hole, swivel plate (22) can be around connecting shaft for connecting shaft (21) (21) rotate, sliding block (12) top is welded to connect with notch plate (20), and swivel plate (22) is welded to connect with support bar (13), slide rail (10) forward upper has been welded to connect electronic reel (16) by support, and electronic reel (16) is rotatable, electronic reel (16) the 3rd drawstring (17) and the 4th drawstring (18) are wound with, the 4th drawstring (18) is connected with the support bar (13) in left side by hook The mode for connecing is connected, and the 3rd drawstring (17) is connected with the support bar (13) on right side by way of hook is connected, on slide rail (10) The portion left and right sides is connected with the umbrella wing (14) by hinge member (15), and the umbrella wing (14) is positioned at electronic reel (16) top, slide rail (10) top is welded to connect with notch plate (20), and swivel plate (22) is welded to connect with the umbrella wing (14), and slide rail (10) welded top connects It is connected to baffle plate (19).

2. a kind of unmanned machine parachute according to claim 1, it is characterised in that place plate (9) bottom and be provided with Groove (23), groove (23) is shaped as rectangle, and groove (23) depth is the 1/2 of placement plate (9) thickness.

3. a kind of unmanned machine parachute according to claim 1, it is characterised in that Electric Motor Wheel (5) is double flute electricity Driving wheel (5).

4. a kind of unmanned machine parachute according to claim 1, it is characterised in that electronic reel (16) is double The electronic reel of groove (16).

5. a kind of unmanned machine parachute according to claim 1, it is characterised in that the first drawstring (7), second are drawn Rope (8), the 3rd drawstring (17) and the 4th drawstring (18) material are steel wire rope.