CN214267981U

CN214267981U - Automatic expansion device based on unmanned aerial vehicle parachute

Info

Publication number: CN214267981U
Application number: CN202023297086.9U
Authority: CN
Inventors: 王川
Original assignee: Volitation Changzhou Intelligent Technology Co ltd
Current assignee: Tianxun Innovation Beijing Technology Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-09-24
Anticipated expiration: 2030-12-31

Abstract

The utility model relates to the technical field of unmanned aerial vehicle parachutes, in particular to an automatic expansion device based on an unmanned aerial vehicle parachute, which comprises a base and a barrel body, wherein the outer side of the base is fixedly connected with the barrel body through threads, the middle part of the upper end of the base is fixedly connected with a bottom fixing plate, the middle part of the upper end of the bottom fixing plate is fixedly connected with a controller, the outer side of the controller is fixedly connected with an exploder through a wire, the outer side of the exploder is fixedly connected with an ejection barrel, and an ejection block is arranged inside the ejection barrel; the utility model discloses in, through the exploder, the ejection of a section of thick bamboo, the piece of launching, torsion spring, fuse and the fuse that set up, can make the even stretching out of umbrella cloth of parachute, prevent to open untimely or distortion phenomenon together, can realize simultaneously that the automation of apron is opened, opens in time, prevents that the apron from blockking the condition that umbrella cloth popped out.

Description

Automatic expansion device based on unmanned aerial vehicle parachute

Technical Field

The utility model relates to an unmanned aerial vehicle parachute technical field specifically is an automatic extension device based on unmanned aerial vehicle parachute.

Background

The unmanned plane is an unmanned plane for short, is operated by utilizing a radio remote control device and a self-contained program control device, or is completely or intermittently and autonomously operated by an on-board computer, and can be divided into military use, civil use and military use according to the application field, the unmanned plane is divided into a reconnaissance plane and a target plane, and the civil use, the unmanned plane and the industrial application are really just needed by the unmanned plane; at present, the unmanned aerial vehicle is applied to the fields of aerial photography, agriculture, plant protection, miniature self-timer, express transportation, disaster relief, wild animal observation, infectious disease monitoring, surveying and mapping, news reporting, power inspection, disaster relief, film and television shooting, romantic manufacturing and the like, the use of the unmanned aerial vehicle is greatly expanded, and developed countries actively expand industrial application and develop unmanned aerial vehicle technology, so that the unmanned aerial vehicle has great market potential.

Wherein, most unmanned aerial vehicle volume is less, and therefore the weight that unmanned aerial vehicle can bear is limited, in order to accomplish the task and can carry out long-time continuous flight, to this, it is inevitable trend to simplify unmanned aerial vehicle's structure.

Because unmanned aerial vehicle cost is comparatively expensive, the event need be equipped with the parachute device on some unmanned aerial vehicles, when unmanned aerial vehicle runs into proruption situation, can carry out certain protection to unmanned aerial vehicle, at present, the parachute that has on the unmanned aerial vehicle mostly only relies on the spring to launch, when opening, can meet the parachute cloth and open unsmoothly, open and meet the resistance, or the inhomogeneous phenomenon is opened to the parachute cloth, lead to the parachute to lose its effect originally, probably lead to unmanned aerial vehicle's crash etc., consequently, provide an automatic expanding device based on unmanned aerial vehicle parachute to above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automatic extension device based on unmanned aerial vehicle parachute to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides an automatic extension device based on unmanned aerial vehicle parachute, includes base and barrel, the base outside is through screw thread fixedly connected with barrel, base upper end middle part fixed connection has a bottom fixed plate, bottom fixed plate upper end middle part fixedly connected with controller, the wire fixedly connected with exploder is passed through in the controller outside, exploder outside fixedly connected with ejection section of thick bamboo, the inside ejection piece that is equipped with of ejection section of thick bamboo.

Preferably, a partition plate is arranged on the outer side of the ejection barrel, the outer side of the partition plate is fixedly connected with the base, and a mounting seat is fixedly connected to the outer side of the base.

Preferably, the middle part of the upper end of the partition plate is fixedly connected with an ejection spring, the upper end of the ejection spring is fixedly connected with a mounting disc, and the outer side of the mounting disc is connected with the cylinder body in a sliding manner.

Preferably, the outer side of the upper end of the cylinder body is fixedly connected with a sleeve, a rotating pin is arranged inside the left side of the sleeve, a torsion spring is arranged outside the rotating pin, one end of the torsion spring is fixedly connected with the sleeve, the other end of the torsion spring is fixedly connected with a cover plate, and the cover plate is rotatably connected with the sleeve through the rotating pin.

Preferably, apron right-hand member inboard is equipped with the fuse, apron lower extreme outside is equipped with the fuse, and the fuse passes through wire and fuse fixed connection.

Preferably, the number of the ejection barrels is 4, the ejection barrels are uniformly distributed in the barrel body, and the ejection barrels are obliquely arranged towards the outer side.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, through the exploder, the ejection section of thick bamboo and the piece of launching that set up, when the apron was opened, the ejection spring popped out the main umbrella cloth of parachute out of the barrel, the exploder was lighted to the controller, the exploder explodes and produces huge impact force and acts on for the ejection section of thick bamboo, the piece of launching inside the ejection section of thick bamboo launches away by the ejection section of thick bamboo under the effect of impact force, because the ejection section of thick bamboo is the slope setting, the piece of launching drives the pulling rope of parachute and evenly launches to four directions, thereby can make the even stretching of umbrella cloth of parachute, prevent to open untimely or twist phenomenon together, realize that the parachute evenly expandes, improve the security performance of equipment;

2. the utility model discloses in, through the torsion spring who sets up, fuse and fuse, when unmanned aerial vehicle received the signal of opening the parachute, the switch-on of power of fuse, thereby the fuse produces the heat and makes the fuse fracture, under torsion spring's elastic force effect, the apron rotates around the rotational pin, thereby can realize the automation of apron and open, open in time, prevent that the apron from blockking the condition that umbrella cloth popped out, it is effectual to embody automatic expanding unit's transmission, and improved automatic expanding unit's connection stability and working strength.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of the mounting structure of the ejection spring of the present invention;

FIG. 3 is a schematic view of the installation structure of the partition board of the present invention;

fig. 4 is a schematic view of the installation structure of the ejection cylinder of the present invention;

fig. 5 is a schematic view of the overall structure of the base of the present invention;

fig. 6 is a schematic view of the installation structure of the torsion spring of the present invention;

FIG. 7 is a schematic view of the overall structure of the partition board of the present invention;

fig. 8 is a schematic view of the overall structure of the sleeve of the present invention;

fig. 9 is a schematic view of the overall structure of the cover plate of the present invention.

In the figure: the device comprises a base 1, a barrel 2, a bottom fixing plate 3, a controller 4, an exploder 5, an ejection barrel 6, an ejection block 7, a partition plate 8, a mounting seat 9, an ejection spring 10, a mounting disc 11, a sleeve 12, a rotating pin 13, a torsion spring 14, a cover plate 15, a fuse 16 and a fuse 17.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-9, the present invention provides a technical solution:

an automatic expansion device based on an unmanned aerial vehicle parachute comprises a base 1 and a barrel 2, wherein the barrel 2 is fixedly connected to the outer side of the base 1 through threads, a bottom fixing plate 3 is fixedly connected to the middle of the upper end of the base 1, a controller 4 is fixedly connected to the middle of the upper end of the bottom fixing plate 3, an exploder 5 is fixedly connected to the outer side of the controller 4 through a wire, an ejection barrel 6 is fixedly connected to the outer side of the exploder 5, and an ejection block 7 is arranged inside the ejection barrel 6; through the exploder 5 that sets up, ejection section of thick bamboo 6 with launch piece 7, when apron 15 is opened, launch spring 10 and pop out barrel 2 with the main umbrella cloth of parachute, the exploder 5 is lighted to the controller, exploder 5 explodes and produces huge impact force effect for ejection section of thick bamboo 6, ejection piece 7 inside ejection section of thick bamboo 6 launches away by ejection section of thick bamboo 6 under the effect of impact force, because ejection section of thick bamboo 6 is the slope setting, the event is launched the even ejection to four directions of haulage rope that the piece is driving the parachute, thereby can make the even stretching of umbrella cloth of parachute, prevent to appear opening untimely or distortion phenomenon together, realize the parachute evenly expandes, improve equipment's security performance.

The outer side of the ejection barrel 6 is provided with a partition plate 8, the outer side of the partition plate 8 is fixedly connected with the base 1, the outer side of the base 1 is fixedly connected with a mounting seat 9, the middle part of the upper end of the partition plate 8 is fixedly connected with an ejection spring 10, the upper end of the ejection spring 10 is fixedly connected with a mounting plate 11, the outer side of the mounting plate 11 is connected with the barrel 2 in a sliding way, the outer side of the upper end of the barrel 2 is fixedly connected with a sleeve 12, the left inside of the sleeve 12 is provided with a rotating pin 13, the outer side of the rotating pin 13 is provided with a torsion spring 14, one end of the torsion spring 14 is fixedly connected with the sleeve 12, the other end of the torsion spring 14 is fixedly connected with a cover plate 15, the cover plate 15 is rotatably connected with the sleeve 12 through the rotating pin 13, the inner side of the right end of the cover plate 15 is provided with a fuse 16, the outer side of the lower end of the cover plate 15 is provided with a fuse 17, the fuse 17 is fixedly connected with the fuse 16 through a wire, the number of the ejection barrels 6 is 4, and the ejection barrels 6 are uniformly distributed in the barrel 2, and the ejection cylinder 6 is obliquely arranged outwards; through the torsion spring 14 that sets up, fuse 16 and fuse 17, when unmanned aerial vehicle received the signal of opening the parachute, the switch on of the power of fuse 17, thereby fuse 17 produces the heat and makes fuse 16 fracture, under torsion spring 14's elasticity effect, apron 15 rotates around rotating pin 13, thereby can realize the automation of apron 15 and open, open in time, prevent that apron 15 from blockking the condition that umbrella cloth popped out, it is effectual to embody automatic extension device's transmission, and the connection stability and the working strength of automatic extension device have been improved.

When the automatic expansion device is integrally used on the unmanned helicopter, the safety performance of the unmanned helicopter is integrally improved by the automatic expansion device, the whole structure of the automatic expansion device is simple, the weight is small, the burden of long-time flight of the unmanned helicopter is reduced, and the practicability, the working performance and the safety of the unmanned helicopter are high.

The working process is as follows: the electric appliances are external power supplies, when the unmanned aerial vehicle receives a signal for opening the parachute, the power supply of the fuse 17 is switched on, the fuse 17 generates heat to break a fuse wire 16, the cover plate 15 rotates around the rotating pin 13 under the elastic force action of the torsion spring 14, so that the automatic opening of the cover plate 15 can be realized, the situation that the cover plate 15 blocks the parachute cloth from popping out is prevented, when the cover plate 15 is opened, the ejection spring 10 ejects the main parachute cloth of the parachute out of the cylinder body 2, the controller 4 ignites the exploder 5, the exploder 5 explodes to generate huge impact force to the ejection cylinder 6, the ejection block 7 in the ejection cylinder 6 is ejected out by the ejection cylinder 6 under the impact force, the ejection cylinder 6 is obliquely arranged, so the ejection block 7 drives the traction rope of the parachute to uniformly eject to four directions, and the parachute cloth can be uniformly spread, the phenomenon that the opening is untimely or the opening is twisted together is prevented.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an automatic extension device based on unmanned aerial vehicle parachute, includes base (1) and barrel (2), its characterized in that: the ejection device is characterized in that a barrel body (2) is fixedly connected to the outer side of the base (1) through threads, a bottom fixing plate (3) is fixedly connected to the middle of the upper end of the base (1), a controller (4) is fixedly connected to the middle of the upper end of the bottom fixing plate (3), an exploder (5) is fixedly connected to the outer side of the controller (4) through a lead, an ejection barrel (6) is fixedly connected to the outer side of the exploder (5), and an ejection block (7) is arranged inside the ejection barrel (6).

2. The automatic expanding device based on unmanned aerial vehicle parachute of claim 1, characterized in that: a partition plate (8) is arranged on the outer side of the ejection barrel (6), the outer side of the partition plate (8) is fixedly connected with the base (1), and a mounting seat (9) is fixedly connected with the outer side of the base (1).

3. The automatic expanding device based on unmanned aerial vehicle parachute of claim 2, characterized in that: the ejection spring (10) is fixedly connected to the middle of the upper end of the partition plate (8), the mounting disc (11) is fixedly connected to the upper end of the ejection spring (10), and the outer side of the mounting disc (11) is connected with the cylinder body (2) in a sliding mode.

4. The automatic expanding device based on unmanned aerial vehicle parachute of claim 1, characterized in that: barrel (2) upper end outside fixedly connected with sleeve (12), sleeve (12) left side inside is equipped with rotating pin (13), rotating pin (13) outside is equipped with torsion spring (14), torsion spring (14) one end and sleeve (12) fixed connection, torsion spring (14) other end fixedly connected with apron (15), and apron (15) rotate with sleeve (12) through rotating pin (13) and are connected.

5. The automatic expanding device based on unmanned aerial vehicle parachute of claim 4, characterized in that: the improved fuse wire structure is characterized in that a fuse wire (16) is arranged on the inner side of the right end of the cover plate (15), a fuse (17) is arranged on the outer side of the lower end of the cover plate (15), and the fuse (17) is fixedly connected with the fuse wire (16) through a wire.

6. The automatic expanding device based on unmanned aerial vehicle parachute of claim 1, characterized in that: the quantity of the ejection barrels (6) is 4, the ejection barrels (6) are uniformly distributed in the barrel body (2), and the ejection barrels (6) are obliquely arranged towards the outer side.