Leisure drone comprising safety traction structure

Abstract

A leisure drone comprising a safety traction structure is disclosed. A leisure drone according to an embodiment of the present invention comprises, as the gist of configuration: a drone body portion having rotary wings symmetrically mounted on both sides thereof, having a battery mounted inside the center thereof, and having a controller and a handle mounted on the lower surface thereof; foldable fitting tables mounted symmetrically on both sides of the lower surface of the drone body portion so as to extend downward by a predetermined length, a hinge structure which is bendable by a predetermined angle being mounted at the center portion of each foldable fitting table; a shoulder connecting band mounted on the lower end of the foldable fitting tables and fastened to the upper surface of a wearing band such that the wearing band is fixed to the lower end of the foldable fitting tables; and a wearing band mounted on the lower surface of the shoulder connecting band and detachably fastened to the user's body so as to surround the user's shoulders.

Description

Leisure drones with safety towing structures

[0001] The present invention relates to a leisure drone, and more particularly, to a leisure drone including a safety towing structure that can be used for various activities and can be used as a means of various play activities such as high jumping and long jumping depending on body coordination.

[0002] Drones equipped with multiple rotary wings that can hover in the air can be used for a variety of purposes.

[0003] It can be used for hobby flying, spraying pesticides to prevent crops from pests and diseases, and monitoring high places or areas inaccessible to humans.

[0004] Additionally, when used for maritime rescue, it is equipped with a camera and buoy to capture images of the surveillance area, monitor the images, and if a drowning person is identified, the equipped buoy can be thrown to the drowning person.

[0005] Figure 1 shows a drawing showing a structural drone.

[0006] However, in the case of drones using conventional technology, various variables may occur during the flight process, and there are many safety issues when directly towing or transporting people.

[0007] To enable a variety of activities, including high jumps and long jumps, primarily based on body coordination, safety devices must be incorporated. However, prior art lacks such features.

[0008] Therefore, there is a need for a technology that can solve the problems of the above-mentioned conventional technology.

[0009] The purpose of the present invention is to provide a leisure drone including a safety towing structure that can be used for various activities and can be used as a means of various play activities such as high jumping and long jumping, mainly depending on body coordination.

[0010] According to one aspect of the present invention for achieving the above object, a leisure drone including a safety towing structure may be configured to include a drone body having a structure in which rotary wings are symmetrically mounted on both sides, a battery is mounted inside the center, and a control unit and a handle are mounted on the lower surface; a foldable fitting member symmetrically mounted on both sides of the lower surface of the drone body, a structure extending downward by a predetermined length, and a hinge structure that can be bent by a predetermined angle is mounted on the central portion; a shoulder connecting member mounted on the lower end of the foldable fitting member and having a structure that is connected to the upper surface of the wearing member to fix the wearing member to the lower end of the foldable fitting member; and a wearing member mounted on the lower end of the shoulder connecting member and having a structure that is connected to the user's body in a detachable manner by wrapping around the user's shoulder.

[0011] In one embodiment of the present invention, the drone body may be configured to include a housing portion having a storage space of a predetermined volume formed therein and having a structure in which rotary wing mounting portions are mounted symmetrically on both sides; rotary wing mounting portions symmetrically mounted on both sides of the housing portion and having a structure in which air is sucked in from the top and sprayed downward to generate lift; a battery mounting portion having a structure in which a battery is mounted in a detachable manner into the storage space from the lower surface of the housing portion; a detachment prevention ring mounted on one side of the lower surface of the housing portion; a pair of handles mounted symmetrically on both sides at the center of the lower surface of the housing portion and having a structure in which a user's hand can grip them; and a control portion mounted on the center of the lower surface of the housing portion and controlling the operation of the rotary wing mounting portion by receiving a user's control signal.

[0012] In one embodiment of the present invention, the drone body may be configured to include a drive motor that is symmetrically installed on both sides of a battery mounting portion mounted in the center of the housing portion and operates by a control signal from the control portion to provide rotational driving force to the rotary wing mounting portion; and a silencer that is mounted on each lower portion of the rotary wing mounting portion and has a structure that absorbs and eliminates noise generated from the rotary wing mounting portion.

[0013] In one embodiment of the present invention, the foldable fitting may be configured to include a first detachable fixing unit that is mounted on an upper end of the foldable fitting unit and is detachably mounted on a lower surface of the drone body; a first frame that is extended downwardly from the first detachable fixing unit by a predetermined length; a second frame that is connected to the first frame by a hinge structure and is extended downwardly by a predetermined length; a hinge fastening unit that is mounted on a lower end of the first frame and connects the second frame in a structure that is rotatable by a predetermined angle; and a second detachable fixing unit that is mounted on a lower end of the second frame and is detachably connected to an upper end of a shoulder connecting unit.

[0014] In one embodiment of the present invention, the wearing device may include a body wearing device having a carbon composite material measurement structure that is mounted in a detachable structure with the wearing device, is electrically connected to the drone main body, has a structure that wraps around the back, chest, and torso of the user, has a structure that wraps around an upper part of the thigh, and has a rigidity of a predetermined size; and a posture correction device that is mounted inside the body wearing device and operates by a control signal from the control unit, and has a structure that detects forward-backward and left-right inclinations of the body wearing device and corrects the posture of the body wearing device based on the control signal transmitted by the control unit.

[0015] In one embodiment of the present invention, the posture correction unit may be configured to include: a first flywheel mounted inside the back portion of the torso-worn part, having a rotation axis perpendicular to a plane parallel to the surface of the back, and being rotatable in a direction parallel to the surface of the back; a second flywheel mounted inside the left side portion and the right side portion of the torso-worn part so as to be independently drivable, having a rotation axis perpendicular to a plane parallel to the surface of the side, and being rotatable in a direction parallel to the surface of the side; a first detection member mounted inside the back portion of the torso-worn part and adjacent to the rotation axis of the first flywheel to detect a rotation angle of the back portion of the torso-worn part in real time and transmit the detection to the control unit; and a second detection member mounted inside the side portion of the torso-worn part and adjacent to the rotation axis of the second flywheel to detect a rotation angle of the side portion of the torso-worn part in real time and transmit the detection to the control unit.

[0016] In this case, the control unit can control the rotational drive of the first flywheel and the second flywheel in real time based on the driving direction of the rotary wing mounting unit of the drone body, and data obtained from the first detection unit and the second detection unit.

[0017] In one embodiment of the present invention, the leisure drone may be configured to include: an injection pump mounted on the upper surface of the shoulder joint and operated by a control signal from a control unit to inject compressed air into a position-fixing tube; a fastening joint having a structure that extends downwardly from the center of the lower surface of the shoulder joint by a predetermined length and is fastened to the center of the upper surface of the wearing unit with a ball joint structure; and a position-fixing tube having a structure that is mounted in all directions at a predetermined angle along the outer surface of the fastening joint and is expanded by compressed air delivered by the injection pump to come into close contact between the lower surface of the shoulder joint and the upper surface of the wearing unit.

[0018] In this case, the control unit can control the operation of the injection pump based on the driving direction of the rotary wing mounting unit of the drone body, the data obtained from the first detection unit, and the second detection unit to expand the position fixing tube and fix the engagement angle of the engagement joint.

[0019] As described above, according to the leisure drone of the present invention, by having a drone body of a specific structure, a foldable support, a shoulder support, and a wearing support, a leisure drone including a safety towing structure that can be used for various activities and can be used as a means of various play activities such as high jumping and long jumping depending on body coordination can be provided.

[0020] In addition, according to the leisure drone of the present invention, by having a torso-wearing part and a posture correction part of a specific structure, it is possible to prevent in advance a falling accident that may occur when the user's body is tilted in a specific direction while being worn on the user's torso, and to provide a leisure drone that can forcibly change the posture of the user's torso according to the direction of travel of the leisure drone to induce safe driving.

[0021] Figure 1 is a schematic diagram showing a drone according to conventional technology.

[0022] FIG. 2 is a front view showing a leisure drone according to one embodiment of the present invention.

[0023] Figure 3 is a front view showing the inside of the drone body of the leisure drone illustrated in Figure 2.

[0024] Figure 4 is a front view showing the folding stand of the leisure drone illustrated in Figure 2.

[0025] Figure 5 is a bottom view showing the lower surface of the drone body according to one embodiment of the present invention.

[0026] Figure 6 is a bottom view showing the lower surface of the drone body according to another embodiment of the present invention.

[0027] FIG. 7 is a front view showing a leisure drone according to another embodiment of the present invention.

[0028] Figure 8 is a partially enlarged view showing the fastening structure of the shoulder joint and the wearing member of the leisure drone illustrated in Figure 7.

[0029] Figure 9 is a cross-sectional view taken along line A-A' of Figure 8.

[0030] Figure 10 is a partially enlarged view showing the shoulder joint and the wearing member illustrated in Figure 8 tilted at a predetermined angle relative to the fastening joint.

[0031] Fig. 11 is a schematic diagram showing the first flywheel and the second flywheel mounted inside the body-worn part of the leisure drone illustrated in Fig. 7.

[0032] Fig. 12 is a schematic diagram showing how the second flywheel rotates to correct the posture of the torso-wearing part illustrated in Fig. 11 when the torso-wearing part is tilted in a specific direction.

[0033] Fig. 13 is a block diagram showing the control flow of a control unit of another leisure drone according to another embodiment of the present invention.

[0034] Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the drawings. Prior to this, it should be noted that the terms and words used in this specification and claims should not be construed as limited to their conventional or dictionary meanings, but rather should be interpreted in terms of meanings and concepts consistent with the technical spirit of the present invention.

[0035] Throughout this specification, when it is said that an element is "on" another element, this includes not only cases where the element is in contact with the other element, but also cases where another element exists between the two elements. Throughout this specification, when it is said that a part "includes" a component, this does not mean that the other component is excluded, but rather that the other component may be included, unless otherwise stated.

[0036] FIG. 2 is a front view showing a leisure drone according to one embodiment of the present invention, FIG. 3 is a front view showing the inside of the drone body of the leisure drone shown in FIG. 2, and FIG. 4 is a front view showing a foldable docking stand of the leisure drone shown in FIG. 2. In addition, FIG. 5 is a bottom view showing a lower surface of the drone body according to one embodiment of the present invention, and FIG. 6 is a bottom view showing a lower surface of the drone body according to another embodiment of the present invention.

[0037] Referring to these drawings, the leisure drone (100) according to the present embodiment has a drone body (110) of a specific structure, a foldable support (120), a shoulder support (130), and a wearing support (140), thereby providing a leisure drone including a safety towing structure that can be used for various activities and can be used as a means of various play activities such as high jumping and long jumping depending on body adjustment.

[0038] Hereinafter, each component of the leisure drone (100) according to the present embodiment will be described in detail with reference to the drawings.

[0039] The drone body (110) according to this embodiment is structured to have rotary wings symmetrically mounted on both sides, a battery mounted inside the center, and a control unit (116) and a handle (115) mounted on the lower surface.

[0040] The foldable stand (120) according to this embodiment is symmetrically mounted on both sides of the lower surface of the drone body (110), has a structure extending downward by a predetermined length, and has a hinge structure that can be bent by a predetermined angle mounted in the central portion.

[0041] The shoulder connecting member (130) according to this embodiment is mounted on the lower end of the foldable fitting member (120) and is structured to be connected to the upper surface of the wearing member (140) to fix the wearing member (140) to the lower end of the foldable fitting member (120).

[0042] The wearable device (140) according to this embodiment is mounted on the lower surface of the shoulder connecting device (130) and is structured to be detachably attached to the user's body in a form that wraps around the user's shoulder.

[0043] As shown in FIGS. 5 and 6, the drone body (110) according to the present embodiment may be configured to include a housing portion (111) of a specific structure, a rotary wing mounting portion (112), a battery mounting portion (113), a detachment prevention ring (114), a handle (115), and a control portion (116).

[0044] Specifically, the housing part (111) of the drone body part (110) has a structure in which a storage space of a predetermined volume is formed inside, and rotary wing mounting parts (112) are mounted symmetrically on both sides. The rotary wing mounting parts (112) are mounted symmetrically on both sides of the housing part (111), and have a structure in which air is sucked in from the top and sprayed downward to generate lift. The battery mounting part (113) has a structure in which a battery is mounted in a detachable structure from the lower surface of the housing part (111) into the storage space. The detachment prevention ring (114) is mounted on one side of the lower surface of the housing part (111). The handles (115) are mounted as a pair in a symmetrical manner on both sides at the center of the lower surface of the housing part (111), and have a structure in which the user's hand can grip them. In addition, the control unit (116) is configured to be mounted on the central portion of the lower surface of the housing unit (111), and can control the operation of the rotary wing mounting unit (112) by receiving a user's control signal.

[0045] In addition, the drone body (110) according to the present embodiment may be configured to include a driving motor (117) and a silencer (118) of a specific structure.

[0046] Specifically, the drive motor (117) is built symmetrically on both sides with respect to the battery mounting portion (113) mounted in the center of the housing portion (111), and is structured to provide rotational driving force to the rotary blade mounting portion (112) by operating in accordance with a control signal from the control portion (116). In addition, the silencer (118) is structured to be mounted on the lower portion of each rotary blade mounting portion (112) and to absorb and eliminate noise generated from the rotary blade mounting portion (112).

[0047] Meanwhile, as illustrated in FIGS. 2 and 4, the foldable custom-made stand (120) according to the present embodiment may be configured to include a first detachable fixing part (121a), a first frame (121), a second frame (122), a hinge fastening part (123), and a second detachable fixing part (122a) of a specific structure.

[0048] Specifically, the first detachable fixing part (121a) is mounted on the upper end of the foldable fitting part (120) and is detachably mounted on the lower surface of the drone body part (110). The first frame (121) is a structure that extends downward from the first detachable fixing part (121a) by a predetermined length. The second frame (122) is a structure that is connected to the first frame (121) by a hinge structure and extends downward by a predetermined length. The hinge connection part (123) is a structure that is connected to the lower end of the first frame (121) and can connect the second frame (122) in a structure that can rotate by a predetermined angle. In addition, the second detachable fixing part (122a) is a structure that is connected to the lower end of the second frame (122) in a detachable structure to the upper end of the shoulder connection part (130).

[0049] In this case, according to the present embodiment, by providing a drone body (110), a foldable support (120), a shoulder support (130), and a wearing support (140) of a specific structure, a leisure drone that can be safely used for recreational activities, comfortable walking, transporting the injured in mountain accidents, rescuing and transporting people in maritime accidents, mountain movement of soldiers, and performing operations can be provided.

[0050] FIG. 7 is a front view showing a leisure drone according to another embodiment of the present invention, FIG. 8 is a partially enlarged view showing the fastening structure of the shoulder joint and the wearing member of the leisure drone shown in FIG. 7, and FIG. 9 is a cross-sectional view taken along line A-A' of FIG. 8. In addition, FIG. 10 is a partially enlarged view showing a state in which the shoulder joint and the wearing member shown in FIG. 8 are inclined at a predetermined angle with respect to the fastening joint. FIG. 11 is a schematic diagram showing a first flywheel and a second flywheel mounted inside the body wearing member of the leisure drone shown in FIG. 7, and FIG. 12 is a schematic diagram showing a state in which the second flywheel rotates to correct the posture of the body wearing member shown in FIG. 11 when the body wearing member is inclined in a specific direction, and FIG. 13 is a block diagram showing a control flow of a control unit of a leisure drone according to another embodiment of the present invention.

[0051] Referring to these drawings, the wearable device (140) according to the present embodiment may be configured to include a torso wearable part (141) and a posture correction part (142).

[0052] Specifically, the torso-wearing part (141) is a structure that is mounted in a detachable structure with the wearing part (140), is electrically connected to the drone main body (110), has a structure that wraps around the user's back, chest, and torso, and has a structure that wraps around the upper part of the thigh, and is a carbon composite material measurement structure with a predetermined amount of rigidity.

[0053] In addition, the posture correction unit (142) is a structure installed inside the torso-wearing unit (141), operates by a control signal from the control unit (116), and detects the forward / backward and left / right inclination of the torso-wearing unit (141) and corrects the posture of the torso-wearing unit (141) based on the control signal transmitted by the control unit (116).

[0054] The posture correction unit (142) according to the present embodiment may be configured to include a first flywheel (142a), a second flywheel (142b), a first detection member (142c), and a second detection member (142d) of a specific structure. Specifically, the first flywheel (142a) is configured to be mounted inside the back portion of the torso-wearing unit (141), has a rotation axis perpendicular to a plane parallel to the surface of the back, and is structured to be mounted so as to be rotatable in a direction parallel to the surface of the back. The second flywheel (142b) is configured to be mounted so as to be independently driven inside the left side portion and the right side portion of the torso-wearing unit (141), has a rotation axis perpendicular to a plane parallel to the surface of the side, and is mounted so as to be rotatable in a direction parallel to the surface of the side. The first detection member (142c) is configured to be mounted inside the back portion of the body-worn part (141), and is mounted adjacent to the rotation axis of the first flywheel (142a) so that the rotation angle of the back portion of the body-worn part (141) can be detected in real time and transmitted to the control unit (116). The second detection member (142d) is configured to be mounted inside the side portion of the body-worn part (141), and is mounted adjacent to the rotation axis of the second flywheel (142b) so that the rotation angle of the side portion of the body-worn part (141) can be detected in real time and transmitted to the control unit (116). At this time, the control unit (116) can control the rotational drive of the first flywheel (142a) and the second flywheel (142b) in real time based on the driving direction of the rotary wing mounting unit (112) of the drone main body (110) and data obtained from the first detection unit (142c) and the second detection unit (142d).

[0055] Referring to FIGS. 7 to 10, a leisure drone (100) according to the present embodiment may be configured to include an injection pump (143), a binding joint (144), and a position fixing tube (145) of a specific structure.

[0056] Specifically, the injection pump (143) is configured to be mounted on the upper surface of the shoulder joint, and can be operated by a control signal of the control unit (116) to inject compressed air into the position fixing tube (145). The fastening joint (144) is configured to extend downwards by a predetermined length from the center of the lower surface of the shoulder joint and to be fastened to the center of the upper surface of the wearing belt with a ball joint structure. In addition, the position fixing tube (145) is configured to be mounted in all directions at a predetermined angle along the outer surface of the fastening joint (144), and is configured to be inflated by the compressed air delivered by the injection pump (143) and to be in close contact between the lower surface of the shoulder joint and the upper surface of the wearing belt.

[0057] At this time, the control unit (116) controls the operation of the injection pump (143) based on the driving direction of the rotary wing mounting unit (112) of the drone body (110) and the data obtained from the first detection unit (142c) and the second detection unit (142d) to expand the position fixing tube (145) and fix the engagement angle of the engagement joint (144).

[0058] In this case, according to the present embodiment, by having a torso-wearing part (141) and a posture correction part (142) of a specific structure, a leisure drone can be provided that is worn on the user's torso and can prevent a falling accident that may occur when the user's body is tilted in a specific direction, and can induce safe driving by forcibly changing the posture of the user's torso according to the direction of travel of the leisure drone.

[0059] The detailed description of the present invention above has described only specific embodiments thereof. However, it should be understood that the present invention is not limited to the specific embodiments described in the detailed description, but rather encompasses all modifications, equivalents, and alternatives falling within the spirit and scope of the present invention as defined by the appended claims.

[0060] That is, the present invention is not limited to the specific embodiments and descriptions described above, and anyone with ordinary skill in the art to which the present invention pertains can make various modifications without departing from the gist of the present invention claimed in the claims, and such modifications are within the protection scope of the present invention.

[0061] The mode for carrying out the invention has been described together with the best mode for carrying out the invention above.

[0062] The present invention relates to a leisure drone including a safety towing structure, and by having a drone body of a specific structure, a foldable support, a shoulder support, and a wearing support, the leisure drone can be used for various activities and can be used as a means of various play activities such as high jumping and long jumping depending on body coordination, and thus has industrial applicability.

Claims

1. A drone body (110) having a structure in which rotary wings are mounted symmetrically on both sides, a battery is mounted inside the center, and a control unit (116) and a handle (115) are mounted on the lower surface; A foldable stand (120) that is symmetrically mounted on both sides of the lower surface of the drone body (110), has a structure extending downward by a predetermined length, and has a hinge structure that can be folded at a predetermined angle in the central portion; A shoulder connecting member (130) mounted on the lower end of the above-mentioned folding fitting member (120) and having a structure that is connected to the upper surface of the wearing member (140) and fixes the wearing member (140) to the lower end of the folding fitting member (120); and A wearable device (140) having a structure that is attached to the lower surface of the shoulder connecting device (130) and is detachably attached to the user's body in a manner that wraps around the user's shoulder; Including, The above drone body (110) is A housing part (111) having a structure in which a storage space of a predetermined volume is formed inside and a rotary wing mounting part (112) is mounted symmetrically on both sides; A rotary wing mounting part (112) symmetrically mounted on both sides of the housing part (111) and having a structure that generates lift by sucking air from the top and spraying it downward; A battery mounting portion (113) having a structure in which a battery is mounted in a detachable structure inside the storage space from the lower surface of the housing portion (111); A detachment prevention ring (114) mounted on one side of the lower surface of the housing portion (111); A pair of handles (115) are mounted symmetrically on both sides of the central portion of the lower surface of the housing (111) and have a structure that can be gripped by the user's hand; and A control unit (116) mounted on the central part of the lower surface of the housing unit (111) and receiving a user's control signal to control the operation of the rotary wing mounting unit (112); A recreational drone characterized by including:

2. In paragraph 1, The above drone body (110) is A drive motor (117) having a structure that is symmetrically built on both sides based on the battery mounting portion (113) mounted in the central portion of the housing portion (111) and operates by a control signal of the control portion (116) to provide rotational driving force to the rotary blade mounting portion (112); and A silencer (118) mounted on the lower portion of the above rotary wing mounting portion (112) and having a structure that absorbs and eliminates noise generated from the rotary wing mounting portion (112); A recreational drone characterized by including:

3. In paragraph 1, The above folding custom stand (120) is A first detachable fixing part (121a) having a structure that is mounted on the upper part of the above-mentioned folding fitting (120) and detachably mounted on the lower surface of the drone body (110); A first frame (121) having a structure extending downward from the first detachable fixing portion (121a) by a predetermined length; A second frame (122) having a structure that is connected to the first frame (121) by a hinge structure and extends downward by a predetermined length; A hinge fastening part (123) mounted on the lower end of the first frame (121) and fastening the second frame (122) in a structure that can rotate at a predetermined angle; and A second detachable fixing member (122a) having a structure that is mounted on the lower end of the second frame (122) and is detachably connected to the upper end of the shoulder connecting member (130); A recreational drone characterized by including:

4. In paragraph 1, The above-mentioned wearing device (140) is A body wearing part (141) of a carbon composite material measuring structure having a predetermined rigidity, which is mounted in a detachable structure with the above-mentioned wearing part (140), is electrically connected to the drone body part (110), has a structure that wraps around the user's back, chest, and torso, and has a structure that wraps around the upper part of the thigh; and A posture correction unit (142) having a structure that is installed inside the body-worn part (141), operates by a control signal from the control unit (116), detects the forward / backward and left / right inclination of the body-worn part (141), and corrects the posture of the body-worn part (141) based on the control signal transmitted by the control unit (116); Including, The above posture correction unit (142) is A first flywheel (142a) mounted inside the back portion of the above-mentioned body-worn portion (141), having a rotation axis perpendicular to a plane parallel to the surface of the back, and mounted so as to be capable of rotation in a direction parallel to the surface of the back; A second flywheel (142b) is mounted so as to be independently driven inside the left side and right side of the body-worn portion (141), has a rotation axis perpendicular to a plane parallel to the surface of the side, and is mounted so as to be capable of rotation in a direction parallel to the surface of the side; A first detection member (142c) mounted inside the back portion of the body-worn part (141) and adjacent to the rotation axis of the first flywheel (142a) to detect the rotation angle of the back portion of the body-worn part (141) in real time and transmit it to the control unit (116); and A second detection member (142d) mounted inside the side portion of the body-worn portion (141) and adjacent to the rotation axis of the second flywheel (142b) to detect the rotation angle of the side portion of the body-worn portion (141) in real time and transmit it to the control unit (116); Including, The above control unit (116) A leisure drone characterized in that the rotational drive of the first flywheel (142a) and the second flywheel (142b) is controlled in real time based on the driving direction of the rotary wing mounting portion (112) of the drone body portion (110) and data obtained from the first detection member (142c) and the second detection member (142d).

5. In paragraph 4, The above leisure drone, An injection pump (143) mounted on the upper surface of the shoulder connecting member and operated by a control signal from the control unit (116) to inject compressed air into the position fixing tube (145); A binding joint (144) having a structure that extends downwards by a predetermined length from the center of the lower surface of the shoulder connecting member and is connected to the center of the upper surface of the wearing member with a ball joint structure; and A position fixing tube (145) having a structure that is installed in all directions at a certain angle along the outer surface of the above-mentioned bonding joint (144), expands by compressed air delivered by an injection pump (143), and is in close contact between the lower surface of the shoulder joint and the upper surface of the wearing member; Including, The above control unit (116) A leisure drone characterized in that the operation of the injection pump (143) is controlled based on the driving direction of the rotary wing mounting portion (112) of the drone body portion (110), the data obtained from the first detection member (142c) and the second detection member (142d), thereby expanding the position fixing tube (145) and fixing the engagement angle of the engagement joint (144).

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