KR101883223B1 - Payload of A Drone - Google Patents

Abstract

The present invention relates to a payload for a drone, and more particularly, to a payload body 310 which is coupled to a drone and includes an open portion with a bottom opened and on which a loading article 311 is mounted; An opening / closing plate (320) hinged to the loading body (310) to open / close the opening; Closing means for operating the opening / closing plate 320; And a controller receiving the open / close signal and controlling the opening / closing means to operate.

Description

Payload of A Drone}

More particularly, the present invention relates to a drones payload for dropping a loaded article placed inside a payload unit to a target point accurately after moving the dron to a target point.

Dron is a helicopter-shaped unmanned aerial vehicle that can fly and steer by induction of radio waves without pilots. It was made for military use in the early days, but it has been used for various purposes in various fields recently.

In recent years, these drones (unmanned aerial vehicles) have been equipped with a variety of goods mounted on the payload, the goods are easily carried or perform various tasks. That is, the drones can be loaded with objects to be carried within the loading unit, or the loading unit can be implemented according to the purpose of the loading unit by mounting the loading unit capable of being detached at the lower end thereof, and performing the mission according to the use thereof.

In this connection, Korean Patent Laid-Open Publication No. 2016-0046583 (method and apparatus for predicting the landing position of an object to be unloaded on an unmanned airplane, publication date 2016.04.29, hereinafter referred to as prior art) The falling article is dropped from the point. Further, the above-mentioned prior art discloses contents of dropping a plurality of piles and dropping points in advance before dropping the dropping articles. However, the above-mentioned prior art has the disadvantage that the weight of the dron increases because the additional article called dummy has to be mounted on the dron. In addition, the conventional art has a disadvantage in that a complicated program for calculating the dropping point of the dummy is required.

Korean Patent Laid-Open Publication No. 2016-0046583 (Method and apparatus for predicting landing position of an object to be unloaded on an unmanned airplane, publication date 2016.04.29.)

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and it is an object of the present invention to quickly drop a mounted article using an opening / closing plate of a dragon payload, And to provide a loading body for a drone.

The present invention relates to a payload for a drone, comprising: a payload body (310) coupled to a drone, the payload body (310) including an open portion with a bottom opened; An opening / closing plate (320) hinged to the loading body (310) to open / close the opening; Closing means for operating the opening / closing plate 320; And a control unit which receives the opening and closing signals and controls the opening and closing means to operate, and the opening and closing means connects the loading body 310 and the opening and closing plate 320 to each other by the opening and closing plate 320 A connection line 500 formed to close the opening portion; And a cutting unit 510 for cutting the connecting line 500.

The opening and closing plate 320 may further include an expansion spring 340 formed to surround the hinge shaft 330 of the opening and closing plate 320.
In addition, the payload body 310 includes a coupling part 800 provided inside the payload body 310; And a separating part 810 connected to the mounting article 311 by a string 710 and coupled to the coupling part 800 so as to be detachable.
According to another aspect of the present invention, there is provided a dragon payload assembly comprising: a payload body (310) coupled to a drone, the payload body (310) including an open portion with a bottom opened; An opening / closing plate (320) hinged to the loading body (310) to open / close the opening; Closing means for operating the opening / closing plate 320; And a controller for receiving the opening and closing signals and controlling the opening and closing means to operate. The payload body 310 is provided inside the payload body 310, and the line 710 is wound. (700) connected to the loading article (311) by means of a guide rail (710); And a line cutting unit 720 for cutting the line 710. [0031]

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The present invention relates to a loading device for a drone, which is capable of rapidly dropping a loaded article by using a loading / unloading device, and connecting a string to a loaded article so as to accurately position the loaded article.

In addition, the present invention has the effect of preventing the drop of the dron by separating the dron and the mounted article when pulled by a force greater than a certain level on the line connected to the mounted article.

1 is an exploded perspective view of a drone according to a preferred embodiment of the present invention;
Fig. 2 is a cross-sectional view of Example 1 according to the drones of the present invention
3 is a cross-sectional view of the second embodiment according to the present invention,
4 is a conceptual diagram showing the driving of the second embodiment according to the present invention;
5 is a cross-sectional view of the third embodiment according to the present invention,
6 is a conceptual diagram showing the driving of the third embodiment according to the present invention;
7 is a cross-sectional view of a fourth embodiment according to the present invention,
8 is an enlarged cross-sectional view of a hinge shaft according to the present invention,
9 is a cross-sectional view of a fifth embodiment according to the present invention,
10 is a sectional view of the sixth embodiment according to the present invention,

Hereinafter, the technical idea of the present invention will be described more specifically with reference to the accompanying drawings. Prior to this, terms and words used in the present specification and claims should not be construed as limited to ordinary or dictionary terms, and the inventor should appropriately interpret the concepts of the terms appropriately It should be interpreted in accordance with the meaning and concept consistent with the technical idea of the present invention based on the principle that it can be defined.

Therefore, the embodiments described in this specification and the configurations shown in the drawings are merely the most preferred embodiments of the present invention and do not represent all the technical ideas of the present invention. Therefore, It should be understood that variations can be made.

Hereinafter, the technical idea of the present invention will be described more specifically with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS The accompanying drawings, which are included to provide a further understanding of the technical concept of the present invention, are incorporated in and constitute a part of the specification, and are not intended to limit the scope of the present invention.

1, a description will be made of a loading device for a drone according to a preferred embodiment of the present invention. First, the drum 100 is coupled to an upper portion of the drone body 200, and the frame 100 is provided with a plurality of propellers 110. In addition, the loading body 300 on which the various mounted articles are mounted is coupled to the lower portion of the drone body 200. The loading body 300 of the present invention is provided with an opening / closing device so that the loaded article can be quickly dropped. That is, the loading unit 300 includes a loading body 310, an opening and closing plate 320, opening and closing means, and a control unit.

Figure 2 is a conceptual cross-sectional view of the A-A 'portion of the payload in Figure 1; As shown in FIG. 2, the payload body 310 includes an opening portion with a bottom opened, and a loading article 311 is loaded therein. The mounted article 311 may be variously changed depending on the situation. For example, the mounted article 311 can be used as a water rescue article in the event of an aquaplaning situation. In addition, the mounted article 311 may be a fire suppression article when a fire occurrence occurs.

The loading body 320 is hinged to the opening of the loading body 310.

The opening and closing plate 320 serves to open and close the opening. Further, the opening / closing plate 320 is operated by opening / closing means.

The opening / closing plate 320 is controlled by a control unit. When the user transmits an opening / closing signal, the control section receives the opening / closing signal and controls the opening / closing means to operate.

That is, the dragon payload of the present invention is characterized by opening / closing the opening / closing plate so that the loaded article can be brought to a suitable situation.

[Example 1]

Referring to FIG. 2, the opening and closing means of the first embodiment according to the present invention is driven by the motor 400 in the opening / closing plate 320. In more detail, the motor 400 is installed on the payload body 310 and connected to the opening / closing plate 320. Upon receiving the user's opening signal, the payload unit 300 drives the motor 400 through the control unit to operate the opening / closing plate 320 so that the opening unit is opened. On the contrary, when the user transmits a close signal, the control unit receives the close signal and operates the open / close board 320 to close the open part.

That is, the opening / closing plate 320 is operated by the motor 400 in the drones loading apparatus according to the first embodiment. In addition, since the opening and closing plate 320 is operated by the motor 400, the loading article 311 mounted in the loading body 310 preferably has a small weight.

[Example 2]

3, the opening and closing means of the drone loading apparatus according to the second embodiment of the present invention includes a connecting line 500 connecting the loading body 310 and the opening and closing plate 320, And a cutting unit 510.

The connection line 500 is formed such that the opening and closing plate 320 is closed so as to close the opening when the loading article 311 is mounted inside the loading body 310. That is, the opening / closing plate 320 closes the opening by the connecting line 500.

Referring to FIG. 4, when the user transmits an open signal to open the open / close board 320, the control unit operates the cutting unit 510 to cut the connection line 500. At this time, the connection line 500 is disconnected by the cutting portion 510, and the opening / closing plate 320 is opened. At this time, the cutting unit 510 may be formed as a blade, and may cut the connection line 500 through an explosion. In addition, the cutting unit 510 may cut the connection line 500 at a high temperature using a heating device.

The payload can be used when the load is heavier than the load of the first embodiment through the connecting line 500. [ That is, since the first embodiment operates the opening / closing plate 320 through the motor 400, the weight of the mounted article 311 must be such that the motor 400 can be driven. However, in the second embodiment, the connection line 500 can be set differently depending on the weight of the article 311. [

[Example 3]

5, the opening and closing means includes a first electromagnet 600, a second electromagnet 610, a spring 620 and an engaging portion 630 in the third embodiment according to the third embodiment of the present invention. .

In more detail, the first electromagnet 600 is fixed to a lower portion of the payload body 310.

The second electromagnet (610) is spaced apart from the first electromagnet (600) by a predetermined distance. At this time, a spring 620 may be provided between the first electromagnet 600 and the second electromagnet 610.

The second electromagnet 610 has a protrusion 611 formed on the opposite side of the first electromagnet 600.

At this time, the opening / closing plate 320 is formed with a latching part 630 so as to be caught by the protrusion 611.

Referring to Fig. 6, in the third embodiment, the latching part 630 is caught by the protrusion 611, and the opening / closing plate 320 closes the opening part. At this time, when the user transmits an open signal, the control unit operates the second electromagnet 610 to closely contact the first electromagnet 600. In this case, the latching portion 630 is separated from the protrusion 611, so that the opening / closing plate 320 is opened.

[Example 4]

Referring to FIG. 7, the drones according to the fourth embodiment of the present invention are configured such that the opening and closing means includes a first electromagnet 600 'and a second electromagnet 610'.

The first electromagnet 600 'is fixed to the payload body 310.

The second electromagnet 610 'is provided on the opening and closing plate 320, and is provided at a position corresponding to the first electromagnet 600'.

That is, the first electromagnet 600 'and the second electromagnet 610' are in close contact with each other when the loading article 311 is mounted inside the loading body 310, and the opening / closing plate 320 ) Closes the opening. In this state, when the user transmits an open signal, the control unit transmits an electric signal such that the first electromagnet 600 'and the second electromagnet 610' are spaced apart from each other. When the second electromagnet 610 'is separated from the first electromagnet 600', the opening and closing plate 320 opens the opening.

Referring to FIG. 8, the drones of the second to fourth embodiments further include a deployment spring 340 to surround the hinge shaft 330 of the opening and closing plate 320.

That is, the expansion spring 340 helps the opening / closing plate 320 to be opened quickly by the elastic force when the opening / closing plate 320 is opened. More specifically, the user transmits an open signal so that the opening / closing plate 320 can be opened more quickly due to the elastic force of the deployment spring 340 when the plate 320 is operated. This is because the mounted article 311 mounted inside the payload body 310 may fall more quickly.

[Example 5]

Referring to FIG. 9, a drone loading member according to a fifth embodiment of the present invention includes a line-winding unit 700 and a line-cutting unit 720 in a loading body 310.

The line winding unit 700 is fixedly installed inside the payload body 310, and the line 710 is wound. In addition, the line winding unit 700 is connected to the mounted article 311 by the string 710.

The line cutting portion 720 cuts the line 710.

That is, in the fifth embodiment, when the mounted article 311 is dropped to the target position by mistake, the loaded article 311 is connected to the string 710, so that the loaded article 311 is moved to the target position . At this time, when the mounted article 311 reaches the target position, the line 710 connected to the mounted article 311 is cut through the line cutting portion 720 to drop the mounted article 311 to the target position have.

[Example 6]

10, the drill carriage of the sixth embodiment according to the present invention includes a coupling part 800 provided inside the loading body 310 and a separating part (not shown) coupled to the coupling part 800 so as to be detachable 810).

The separating part 810 is connected to the mounted article 311 by a string 710 and is coupled to the coupling part 800 so as to be detachable. At this time, the separator 810 is formed to automatically separate when the line 710 has a tensile strength of a certain level or more.

For example, if an accident rescue situation occurs, the drones are moved to a rescue lifesaving site to lower the aquatic rescue goods, which is the loading article 311. At this time, the water rescue article is connected to the drones by a line, and when the drowser pulls the water rescue goods with excessive force, the dron can fall. In order to prevent this, the separating portion 810 is separated from the fastening portion 800 when the undersized force is pulled beyond a predetermined tensile strength. Therefore, the submersible can safely receive the water rescue goods, and the drone has the advantage of preventing fall.

It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

100: frame
110: Propeller
200: Drone body
300: payload
310: payload body
311: Goods carried
320: opening / closing plate
330: Hinge axis
340: deployment spring
400: motor
500: connection cable
510:
600, 600 ': first electromagnet
610, 610 ': a second electromagnet
611:
620: spring
630:
700: Row winding
710: Line
720:
800: fastening part
810:

Claims (8)

A loading body 310 coupled to the drones, the loading body 310 including a lower opening of the loading member 311;
An opening / closing plate (320) hinged to the loading body (310) to open / close the opening;
Closing means for operating the opening / closing plate 320; And
A control unit receiving the open / close signal and controlling the opening / closing means to operate;
/ RTI >
The opening /
A connecting line 500 connecting the payload body 310 and the open / close board 320 so that the open portion is closed by the open / close board 320; And a cutting part (510) for cutting the connecting line (500).
delete delete delete delete The method according to claim 1,
The opening / closing plate 320
And a deployment spring (340) formed to surround the hinge shaft (330) of the opening / closing plate (320).
A loading body 310 coupled to the drones, the loading body 310 including a lower opening of the loading member 311;
An opening / closing plate (320) hinged to the loading body (310) to open / close the opening;
Closing means for operating the opening / closing plate 320; And
A control unit receiving the open / close signal and controlling the opening / closing means to operate;
/ RTI >
The payload body 310 is disposed inside the payload body 310 and includes a line winding unit 700 wound with a line 710 and connected to the loading object 311 by the line 710; And a line cutting portion (720) for cutting the line (710);
And a drones.
The method according to claim 1,
The payload body 310
A fastening part 800 provided inside the payload body 310; And
A separating part 810 connected to the mounting article 311 by a string 710 and coupled to the coupling part 800 so as to be detachable;
And a drones.

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