A mobile cargo hold structure for unmanned helicopters

Abstract

The present invention discloses a movable cargo hold structure for an unmanned helicopter, comprising a slide rail, a pulley, and a cargo hold; the pulley is mounted on the unmanned helicopter; the cargo hold comprises a cargo hold cover, a floor frame, and a cargo hold floor; the cargo hold floor is fixedly connected to the floor frame; the cargo hold cover is mounted on the upper surface of the cargo hold floor; one side of the cargo hold cover is provided with an opening for carrying and disassembling cargo; the top of the pulley is fixedly mounted on the bottom of the floor frame; the pulley is slidably mounted on the slide rail. The movable cargo hold structure for an unmanned helicopter of the present invention is reasonably designed, can meet the transportation requirements of different types of cargo, and is convenient for cargo loading and transshipment.

Description

Technical Field

[0001] The invention belongs to the field of unmanned helicopters, and in particular relates to a movable cargo hold structure of an unmanned helicopter. Background Art

[0002] With the continuous rise of the unmanned helicopter field, users' demand for unmanned helicopter cargo transportation has gradually increased. At present, the cargo cabin structure of unmanned cargo helicopters is mostly simple, and the cargo is directly fixed on the drone with screws or tied and hoisted on the drone skid. This method of loading and unloading cargo is very troublesome and cannot achieve fast loading and unloading of cargo. Summary of the invention

[0003] In order to solve the above technical problems, the invention provides a movable cargo hold structure for an unmanned helicopter. The cargo hold structure is reasonably designed, can meet the transportation needs of different types of goods, and is convenient for loading and transshipping of goods.

[0004] The technical solution of the present invention is:

[0005] A movable cargo hold structure for an unmanned helicopter.

[0006] Including slide rails, pulleys, and cargo holds;

[0007] The pulley is installed on the unmanned helicopter;

[0008] The cargo hold comprises a cargo hold cover, a floor frame and a cargo hold floor, wherein the cargo hold floor is fixedly connected to the floor frame, the cargo hold cover is mounted on the upper surface of the cargo hold floor, and an opening is provided on one side of the cargo hold cover for carrying and disassembling cargo;

[0009] The top of the pulley is fixedly mounted on the bottom of the floor frame;

[0010] The pulley is slidably mounted on the slide rail.

[0011] Wherein, the pulley comprises two tracks, the two tracks are parallel, a plurality of parallel slide rail cross supports are arranged between the two tracks, and the slide rail cross supports are perpendicular to the two tracks;

[0012] One side of the two tracks is provided with a slide rail connector for connecting with the unmanned helicopter;

[0013] The bottom of the two tracks is provided with a slide rail vertical support member for connecting with the unmanned helicopter;

[0014] The slide rail vertical support is installed at the bottom of the track through a connecting piece.

[0015] Wherein, pulley limit blocks are provided in the two tracks near the slide rail connectors.

[0016] The floor frame is assembled by splicing I-shaped aluminum profiles, the cargo hold floor and the floor frame are glued, and the cargo hold floor is cut and formed by carbon plates.

[0017] Wherein, the pulley is composed of four small pulleys, a pulley mounting seat is provided at the bottom of the floor frame, and the top of the pulley is fixedly connected to the pulley mounting seat.

[0018] Among them, a flat belt net is provided on the cargo hold floor, and the flat belt net is riveted to the cargo hold floor and the floor frame through round gaskets. The flat belt net is sewn from three layers of nylon flat belts, and hook points are provided on the surface of the flat belt net, and a handle is provided on the flat belt net.

[0019] The floor frame and the slide rail are detachably connected via fixing pins, a front fixing part and a rear fixing part are provided on the floor frame, pin holes are respectively provided on the slide rail, the front fixing part and the rear fixing part, the cargo hold moves horizontally along the slide rail to a corresponding position, the fixing pin passes through the pin holes of the slide rail and the front fixing part to fix the floor frame to the slide rail, and the fixing pin passes through the pin holes of the slide rail and the rear fixing part to fix the floor frame to the slide rail.

[0020] Wherein, the cargo hold cover is formed by gluing a carbon fiber laminate and a honeycomb layer.

[0021] Wherein, a cargo compartment cover mounting strip is provided at the edge of the floor frame, and the side edge of the cargo compartment cover is connected to the cargo compartment cover mounting strip by screws.

[0022] The floor frame is composed of I-shaped aluminum profiles that are spliced ​​in * combination and fixed by L-shaped connecting pieces.

[0023] Compared with the above-mentioned background technology, the movable cargo hold structure of the unmanned helicopter has a reasonable structural design, can meet the transportation needs of different types of goods, and is convenient for cargo loading and transshipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is an axonometric view of the movable cargo hold structure of the unmanned helicopter of the present invention;

[0025] Figure 2 A schematic diagram of a movable cargo hold of a movable cargo hold structure of an unmanned helicopter of the present invention;

[0026] Figure 3 A schematic diagram of a cargo hold floor frame of a movable cargo hold structure of an unmanned helicopter of the present invention;

[0027] Figure 4 A schematic diagram of the cargo hold guide rails of the movable cargo hold structure of the unmanned helicopter of the present invention;

[0028] Figure 5 A schematic diagram of the installation of a cargo hold of a movable cargo hold structure of an unmanned helicopter of the present invention;

[0029] Figure 6 It is a schematic diagram of the installation of the flat belt net of the movable cargo hold structure of the unmanned helicopter of the present invention;

[0030] In the figure: 1. cargo hold cover; 2. slide rail; 3. adapter; 4. slide rail vertical support; 5. slide rail connector; 6. flat belt net; 7. cargo hold floor; 8. pulley; 9. floor frame; 10. L-shaped connecting piece; 11. rear fixing piece; 12. cargo hold cover mounting strip; 13. front fixing piece; 14. pulley mounting seat; 15. pulley limit block; 16. slide rail cross support; 17. round gasket; 18. fixing pin. DETAILED DESCRIPTION

[0031] In order to enable those skilled in the art to better understand the solution of the present invention, the present invention is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0032] The present invention adopts a progressive description method.

[0033] A movable cargo hold structure for an unmanned helicopter.

[0034] It includes a slide rail 2, a pulley 8, and a cargo hold;

[0035] The pulley is installed on the unmanned helicopter;

[0036] The cargo hold comprises a cargo hold cover 1, a floor frame 9 and a cargo hold floor 7, wherein the cargo hold floor 7 is fixedly connected to the floor frame 9, the cargo hold cover 1 is mounted on the upper surface of the cargo hold floor 7, and an opening is provided on one side of the cargo hold cover 1 for carrying and disassembling cargo;

[0037] The top of the pulley 8 is fixedly mounted on the bottom of the floor frame 9;

[0038] The pulley 8 is slidably mounted on the slide rail 2 .

[0039] The cargo hold can freely transfer cargo on the ground through the bottom pulley 8. Each pulley 8 is composed of four small pulleys. In order to improve the stability of the mobile cargo hold, the pulley mounting seat 14 is installed at the four corners of the bottom of the cargo hold.

[0040] Furthermore, the pulley 2 includes two tracks, the two tracks are parallel, and a plurality of parallel rail cross supports 16 are provided between the two tracks, and the rail cross supports 16 are perpendicular to the two tracks;

[0041] A slide rail connector 5 is provided on one side of the two tracks for connecting with the unmanned helicopter;

[0042] A slide rail vertical support 4 is provided at the bottom of the two rails for connection with the unmanned helicopter;

[0043] The slide rail vertical support member 4 is installed at the bottom of the track through the connecting member 3.

[0044] The slide rail vertical support member 4 mainly plays a supporting role, the slide rail 2 is installed with the unmanned helicopter through the slide rail connector 5 and the slide rail vertical support member 4, and the pulley limit block 15 is installed inside the slide rail near the tail side of the aircraft, and the pulley limit block 15 plays a limiting role on the pulley 8.

[0045] Furthermore, a pulley limit block 15 is provided in the two tracks near the slide rail connector 5 , and the pulley limit block 15 is riveted inside the slide rail 2 to ensure that the pulley 8 at the bottom of the mobile cargo hold stops moving at a fixed position in the slide rail 2 .

[0046] Furthermore, the floor frame 9 is assembled by splicing I-shaped aluminum profiles, the cargo compartment floor 7 and the floor frame 9 are glued, and the cargo compartment floor 7 is cut and formed by carbon plates.

[0047] Furthermore, the pulley 8 is composed of four small pulleys, a pulley mounting seat 14 is provided at the bottom of the floor frame 9, and the top of the pulley 8 is fixedly connected to the pulley mounting seat 14.

[0048] Furthermore, a flat belt net 6 is provided on the cargo hold floor 7, and the flat belt net 6 is riveted to the cargo hold floor 7 and the floor frame 9 through a round gasket 17. The flat belt net 6 is sewn from three layers of nylon flat belts, and hook points are provided on the surface of the flat belt net 6, and a handle is provided on the flat belt net 6.

[0049] A handle is respectively provided at the front and rear of the flat belt net 6 for use in manually carrying the mobile cargo hold.

[0050] Furthermore, the floor frame 9 is detachably connected to the slide rail via a fixing pin 18, a front fixing part 13 and a rear fixing part 11 are provided on the floor frame, pin holes are respectively provided on the slide rail 2, the front fixing part 13 and the rear fixing part 11, the cargo hold moves horizontally along the slide rail 2 to a corresponding position, the fixing pin 18 passes through the pin holes of the slide rail 2 and the front fixing part 13 to fix the floor frame 9 to the slide rail 2, and the fixing pin 18 passes through the pin holes of the slide rail 2 and the rear fixing part 11 to fix the floor frame 9 to the slide rail 2.

[0051] The front fixing member 13 and the rear fixing member 11 have threaded holes on their sides, which are threadedly connected to the long sides of the I-shaped aluminum profile of the floor frame 9 through screws.

[0052] Furthermore, the cargo hold cover 1 is formed by gluing a carbon fiber laminate and a honeycomb layer.

[0053] Furthermore, a cargo hold cover mounting strip 12 is provided at the edge of the floor frame 9, and the side edge of the cargo hold cover 1 is connected to the cargo hold cover mounting strip 12 by screws.

[0054] Furthermore, the floor frame 9 is spliced ​​by I-shaped aluminum profiles in a 4*3 combination and fixed by an L-shaped connecting piece 10.

[0055] like Figure 3 As shown, the cargo hold floor 7 and the floor frame 9 are glued together; in order to ensure the strength of the cargo hold and reduce its own weight, the cargo hold floor 7 is made of composite materials and foam, and the floor frame 9 is made of lightweight I-beam aluminum profiles in a 4*3 combination and fixed by an L-shaped connecting piece 10.

[0056] The present invention provides a movable cargo hold structure for an unmanned helicopter, which has a reasonable structural design, can meet the transportation requirements of different types of cargo, and is convenient for cargo loading and transportation.

[0057] The above description of the disclosed embodiments enables one skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to one skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but rather to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A movable cargo hold structure for an unmanned helicopter, characterized in that: It comprises a slide rail (2), a pulley (8), and a cargo hold; The cargo hold comprises a cargo hold cover (1), a floor frame (9) and a cargo hold floor (7), wherein the cargo hold floor (7) is fixedly connected to the floor frame (9), the cargo hold cover (1) is mounted on the upper surface of the cargo hold floor (7), and an opening is provided on one side of the cargo hold cover (1) for carrying and disassembling cargo; The top of the pulley (8) is fixedly mounted on the bottom of the floor frame (9); The pulley (8) is slidably mounted on the slide rail (2); The slide rail (2) comprises two rails, the two rails are parallel, a plurality of parallel slide rail cross supports (16) are arranged between the two rails, and the slide rail cross supports (16) are perpendicular to the two rails; A slide rail connector (5) is provided on one side of the two tracks for connecting with the unmanned helicopter; A slide rail vertical support (4) is provided at the bottom of the two rails for connection with the unmanned helicopter; The slide rail vertical support member (4) is installed at the bottom of the rail through a connecting member (3); A pulley limiting block (15) is provided in the two rails near the slide rail connecting piece (5); The floor frame (9) is assembled by splicing I-shaped aluminum profiles, the cargo hold floor (7) and the floor frame (9) are glued, and the cargo hold floor (7) is cut and formed by carbon plates; The pulley (8) is composed of four small pulleys, a pulley mounting seat (14) is provided at the bottom of the floor frame (9), and the top of the pulley (8) is fixedly connected to the pulley mounting seat (14); A flat belt net (6) is provided on the cargo hold floor (7), the flat belt net (6) is riveted to the cargo hold floor (7) and the floor frame (9) through a round gasket (17), the flat belt net (6) is sewn from three layers of nylon flat belts, a hook point is provided on the surface of the flat belt net (6), and a handle is provided on the flat belt net (6); The floor frame (9) and the slide rail (2) are detachably connected via a fixing pin (18); a front fixing member (13) and a rear fixing member (11) are provided on the floor frame; pin holes are respectively provided on the slide rail (2), the front fixing member (13) and the rear fixing member (11); the fixing pin (18) passes through the pin holes of the slide rail (2) and the front fixing member (13) to fix the floor frame (9) and the slide rail (2); the fixing pin (18) passes through the pin holes of the slide rail (2) and the rear fixing member (11) to fix the floor frame (9) and the slide rail (2); The cargo hold cover (1) is formed by gluing a carbon fiber laminate and a honeycomb layer; The edge of the floor frame (9) is provided with a cargo hold cover mounting strip (12), and the side edge of the cargo hold cover (1) is connected to the cargo hold cover mounting strip (12) by means of screws; The floor frame (9) is composed of I-shaped aluminum profiles in a 4*3 combination and is fixed by an L-shaped connecting piece (10).

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