Adjustable hoisting clamp for unmanned aerial vehicle

Abstract

The invention provides an unmanned aerial vehicle adjustable hoisting clamp which comprises an unmanned aerial vehicle, a hoisting clamp assembly is arranged on the lower surface of the unmanned aerial vehicle, the hoisting clamp assembly comprises a T-shaped operation block, a rotation driving mechanism, an electric push rod and a rotation block, the T-shaped operation block is arranged on the lower surface of the unmanned aerial vehicle, and the rotation driving mechanism is arranged on the lower surface of the unmanned aerial vehicle. An operation through hole is formed in the outer wall of the T-shaped operation block; a rotating groove is formed in the lower surface of the T-shaped operation block, and the rotating block is rotationally connected to the inner wall of the rotating groove; when an electric push rod drives a rotating driving mechanism to move downwards, the rotating driving mechanism can limit the position of a rotating block, and then the rotating driving mechanism drives two threaded rods to rotate in threaded through holes, so that the two U-shaped clamping blocks move oppositely or repulsion each other, and goods are clamped conveniently; wherein the U-shaped clamping block can also be used for hanging a hoisting rope, so that the hoisting is more convenient, the hoisting stability is improved, and the working efficiency is improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of unmanned aerial vehicle hoisting clamps, and particularly relates to an adjustable unmanned aerial vehicle hoisting clamp. BACKGROUND

[0002] An unmanned aerial vehicle is a pilotless aircraft controlled by a radio remote control device or a self-programmed control device. It does not need a pilot to drive in the aircraft, and can complete various flight tasks through a pre-set program, an instruction of a ground control station or an autonomous intelligent system. The unmanned aerial vehicle is widely used in aerial photography, surveying and mapping, agricultural plant protection, power inspection, logistics transportation, emergency rescue and military reconnaissance, and has the characteristics of flexibility, convenience, relatively low cost and adaptability to complex or dangerous environments.

[0003] The hoisting clamp used by the unmanned aerial vehicle is a special device installed on the unmanned aerial vehicle, which is used to grab, fix and carry various goods or equipment. The existing hoisting method uses a hoisting clamp hook to assemble the goods, and then uses a winding device to drive the goods to be wound. This method will cause the unmanned aerial vehicle to be unstable due to the crosswind in the air. In addition, when hoisting the goods, the unmanned aerial vehicle needs to adjust the direction of the unmanned aerial vehicle to facilitate the hoisting of the goods, thereby increasing the operation difficulty and reducing the work efficiency. Therefore, an adjustable unmanned aerial vehicle hoisting clamp is proposed. SUMMARY

[0004] Therefore, the embodiments of the present application aim to provide an adjustable unmanned aerial vehicle hoisting clamp to solve or alleviate the technical problems in the prior art, and at least provide a beneficial choice.

[0005] The technical scheme of the embodiments of the present application is as follows: An adjustable unmanned aerial vehicle hoisting clamp comprises an unmanned aerial vehicle, a hoisting clamp assembly is arranged on the lower surface of the unmanned aerial vehicle, the hoisting clamp assembly comprises a T-shaped operation block, a rotating driving mechanism, an electric push rod and a rotating block, wherein the T-shaped operation block is arranged on the lower surface of the unmanned aerial vehicle, and an operation through hole is formed in the outer wall of the T-shaped operation block; a rotating groove is arranged on the lower surface of the T-shaped operation block, and the rotating block is rotatably connected to the inner wall of the rotating groove; the electric push rod is arranged on the inner side top wall of the operation through hole, a first circular through hole is formed in the inner side bottom wall of the operation through hole, and a movable groove is symmetrically formed in the lower surface of the rotating block; a circular groove is formed in the upper surface of the rotating block, and a second circular through hole is formed in the inner side bottom wall of the circular groove; an operation groove is formed in the lower surface of the rotating block, the operation groove is in communication with the second circular through hole, and third circular through holes are symmetrically formed in the inner wall of the operation groove; the rotating driving mechanism is arranged on the output shaft of the electric push rod, the rotating driving mechanism passes through the first circular through hole and is arranged on the rotating block.

[0006] In some embodiments, the lifting clamp assembly further includes two U-shaped clamping blocks and two threaded rods, wherein the opposing ends of the two threaded rods pass through the corresponding third circular through hole and are rotatably connected to the inner wall of the corresponding movable groove via bearings, and the adjacent ends of the two threaded rods are symmetrically arranged on the rotation drive mechanism; the two U-shaped clamping blocks are slidably connected to the inner wall of the corresponding movable groove, and the outer wall of the U-shaped clamping blocks is provided with threaded through holes, and the outer wall of the threaded rod is threadedly connected to the inner wall of the threaded through hole.

[0007] In some embodiments, the rotation drive mechanism includes an external toothed circular housing, a servo motor, an external toothed circular block, a hexagonal limiting post, a circular cylinder, a first bevel gear, two second bevel gears, and an internal toothed ring. The upper surface of the external toothed circular housing is disposed on the piston rod of the electric push rod, and the servo motor is disposed on the inner top wall of the external toothed circular housing. The output shaft of the servo motor is disposed on the upper surface of the external toothed circular block. The external toothed circular housing passes through the first circular through hole, and the upper surface of the external toothed circular block is rotatably connected to the lower surface of the external toothed circular housing via a bearing. The internal toothed ring is disposed on the inner wall of the circular groove, and both the external toothed circular housing and the external toothed circular block are... The internal gear rings mesh; the hexagonal limiting post is disposed on the lower surface of the external gear block, and the circular cylinder is disposed on the upper surface of the first bevel gear, the circular cylinder passing through the second circular through hole; the upper surface of the circular cylinder is provided with a hexagonal limiting through hole, and the hexagonal limiting post is in contact with the hexagonal limiting through hole; the upper surface of the first bevel gear is rotatably connected to the inner top wall of the operating groove through a bearing; the two second bevel gears are respectively rotatably connected to the inner wall of the operating groove through bearings, and both second bevel gears mesh with the first bevel gear; the adjacent ends of the two threaded rods are respectively disposed on the repulsive side of the two second bevel gears.

[0008] In some embodiments, anti-slip pads are provided on the adjacent sides of the two U-shaped clamps.

[0009] In some embodiments, the inner top wall of the movable groove is uniformly provided with a sliding groove, and the upper surface of the U-shaped clamp is uniformly provided with a slider, the outer wall of the slider being slidably connected to the inner wall of the sliding groove.

[0010] In some embodiments, the inner wall of the rotating groove is provided with an annular groove, the outer wall of the rotating block is provided with an annular block, and the outer wall of the annular block is rotatably connected to the inner wall of the annular groove by a bearing.

[0011] In some embodiments, the anti-slip mat is made of rubber.

[0012] The embodiments of the present invention have the following advantages due to the adoption of the above technical solutions: One, when the electric push rod drives the rotating drive mechanism to move downward, the rotating drive mechanism can limit the position of the rotating block, and then the rotating drive mechanism drives the two threaded rods to rotate in the threaded through holes, so that the two U-shaped clamping blocks move relatively or repel each other, facilitating clamping of the goods, wherein the U-shaped clamping blocks can also be hung on the hoisting rope, making hoisting more convenient, improving the stability of hoisting, and improving work efficiency.

[0013] Two, when the electric push rod drives the rotating drive mechanism to move upward, the rotating drive mechanism can rotate the rotating block, and the rotating block drives the two U-shaped clamping blocks to rotate, which can be adjusted according to the angle of the goods, without the need for the unmanned aerial vehicle to adjust the position, improving work efficiency.

[0014] The above summary is only for the purpose of the description and is not intended to limit in any way. In addition to the above-described illustrative aspects, embodiments, and features, further aspects, embodiments, and features of the present application will be readily apparent from the drawings and detailed description below. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiments or prior art description will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present application, and those skilled in the art can obtain other drawings according to these drawings without creative labor.

[0016] Figure 1 is a structural diagram of the present application; Figure 2 is a structural diagram of the hoisting clamp assembly of the present application; Figure 3 is a structural diagram of the present application Figure 2 is a A-A side sectional view of the present application; Figure 4 is a B area enlarged structural diagram of the present application Figure 3 Figure 5 is a C area enlarged structural diagram of the present application Figure 3 Figure 6 is a D area enlarged structural diagram of the present application Figure 3 Figure 7 is an E area enlarged structural diagram of the present application Figure 3

[0017] ​​​​Mark No. : 1, unmanned aerial vehicle; 2, hoisting clamp assembly; 3, operation through hole; 4, rotating groove; 5, movable groove; 6, non-slip pad; 7, first circular through hole; 8, circular groove; 9, operation groove; 10, second circular through hole; 11, hexagonal limiting through hole; 12, third circular through hole; 13, threaded through hole; 14, sliding groove; 15, sliding block; 16, annular groove; 17, ring block; 20, T-shaped operation block; 21, U-shaped clamping block; 22, rotating drive mechanism; 23, electric push rod; 24, rotating block; 25, threaded rod; 220, outer tooth circular shell; 221, servo motor; 222, outer tooth circular block; 223, hexagonal limiting column; 224, circular column; 225, first bevel gear; 226, second bevel gear; 227, inner tooth ring. DETAILED DESCRIPTION

[0018] In the following, only certain exemplary embodiments are simply described. As those skilled in the art can recognize, the described embodiments can be modified in various different ways without departing from the spirit or scope of the present application. Therefore, the drawings and the description are considered to be exemplary in nature rather than limiting.

[0019] It should be noted that the terms "first", "second", "symmetrical", "array", "provided with", "provided in" and the like are only used for distinguishing description and position description purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined with "first", "symmetrical" and the like can explicitly or implicitly include one or more of the features; similarly, for some features that are not limited in number by the words "two", "three" and the like, it should be noted that the features also belong to explicitly or implicitly including one or more of the features; In the present application, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "fixing" and the like should be understood in a broad sense; for example, it can be fixed connection, or detachable connection, or integral molding; it can be mechanical connection, it can be direct connection, it can be welding, it can be indirect connection through intermediate medium, it can be the internal communication of two elements or the interaction relationship between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specification and drawings in combination with specific circumstances.

[0020] The embodiments of the present application will be described in detail below in combination with the drawings.

[0021] As Figures 1-7As shown, the unmanned aerial vehicle adjustable hoisting clamp provided by the embodiment of the application comprises an unmanned aerial vehicle 1, the lower surface of the unmanned aerial vehicle 1 is provided with a hoisting clamp assembly 2, the hoisting clamp assembly 2 comprises a T-shaped operating block 20, a rotating driving mechanism 22, an electric push rod 23 and a rotating block 24, wherein the T-shaped operating block 20 is arranged on the lower surface of the unmanned aerial vehicle 1, the outer wall of the T-shaped operating block 20 is provided with an operating through hole 3, the lower surface of the T-shaped operating block 20 is provided with a rotating groove 4, the rotating block 24 is rotatably connected to the inner wall of the rotating groove 4, the electric push rod 23 is arranged on the inner side top wall of the operating through hole 3, the inner side bottom wall of the operating through hole 3 is provided with a first circular through hole 7, the lower surface of the rotating block 24 is symmetrically provided with a movable groove 5; the upper surface of the rotating block 24 is provided with a circular groove 8, the inner side bottom wall of the circular groove 8 is provided with a second circular through hole 10, the lower surface of the rotating block 24 is provided with an operating groove 9, the operating groove 9 and the second circular through hole 10 are communicated, the inner wall of the operating groove 9 is symmetrically provided with a third circular through hole 12, the rotating driving mechanism 22 is arranged on the output shaft of the electric push rod 23, and the rotating driving mechanism 22 passes through the first circular through hole 7 and is arranged on the rotating block 24.

[0022] In the embodiment, specifically, the hoisting clamp assembly 2 further comprises two U-shaped clamping blocks 21 and two threaded rods 25, wherein one end of each of the two threaded rods 25 is rotatably connected to the inner wall of the corresponding movable groove 5 through a bearing and passes through the corresponding third circular through hole 12, one end of each of the two threaded rods 25 adjacent to each other is symmetrically arranged on the rotating driving mechanism 22, the two U-shaped clamping blocks 21 are slidably connected to the inner wall of the corresponding movable groove 5, the outer wall of the U-shaped clamping block 21 is provided with a threaded through hole 13, and the outer wall of the threaded rod 25 is threadedly connected to the inner wall of the threaded through hole 13. The rotating driving mechanism 22 drives the two threaded rods 25 to rotate, so that the two threaded rods 25 rotate in the threaded through hole 13, thereby enabling the two U-shaped clamping blocks 21 to move relatively or repulsively, facilitating clamping of the goods, wherein the U-shaped clamping block 21 can also be hung with a hoisting rope, so as to facilitate hoisting.

[0023] In this embodiment, specifically, the rotating driving mechanism 22 comprises an outer-toothed circular housing 220, a servo motor 221, an outer-toothed circular block 222, a hexagonal limiting column 223, a circular column 224, a first bevel gear 225, two second bevel gears 226 and an inner-toothed ring 227. The upper surface of the outer-toothed circular housing 220 is arranged on the piston rod of the electric push rod 23, and the servo motor 221 is arranged on the inner side top wall of the outer-toothed circular housing 220. The output shaft of the servo motor 221 is arranged on the upper surface of the outer-toothed circular block 222. The outer-toothed circular housing 220 passes through the first circular through hole 7, and the upper surface of the outer-toothed circular block 222 is rotatably connected to the lower surface of the outer-toothed circular housing 220 through a bearing. The inner-toothed ring 227 is arranged on the inner wall of the circular groove 8, and the outer-toothed circular housing 220 and the outer-toothed circular block 222 are engaged with the inner-toothed ring 227. The hexagonal limiting column 223 is arranged on the lower surface of the outer-toothed circular block 222, and the circular column 224 is arranged on the upper surface of the first bevel gear 225. The circular column 224 passes through the second circular through hole 10, and the upper surface of the circular column 224 is provided with a hexagonal limiting through hole 11. The hexagonal limiting column 223 is fitted with the hexagonal limiting through hole 11. The upper surface of the first bevel gear 225 is rotatably connected to the inner side top wall of the operating groove 9 through a bearing. The two second bevel gears 226 are rotatably connected to the inner wall of the operating groove 9 through bearings, and the two second bevel gears 226 are engaged with the first bevel gear 225. The adjacent ends of the two threaded rods 25 are arranged on the opposite sides of the two second bevel gears 226, respectively. The output shaft of the servo motor 221 drives the outer-toothed circular block 222 to rotate, the outer-toothed circular block 222 drives the rotating block 24 to rotate through the inner-toothed ring 227, the rotating block 24 drives the two U-shaped clamping blocks 21 to rotate, so as to adjust the angle of the U-shaped clamping blocks 21 following the goods. Then the piston rod of the electric push rod 23 drives the outer-toothed circular housing 220 to move downward, the outer-toothed circular housing 220 drives the servo motor 221, the outer-toothed circular block 222 and the hexagonal limiting column 223 to move downward, so that the outer-toothed circular housing 220 is engaged with the inner-toothed ring 227, the outer-toothed circular block 222 is released from the inner-toothed ring 227, so that the hexagonal limiting column 223 moves into the hexagonal limiting through hole 11 on the circular column 224. Then the relevant personnel start the servo motor 221, the output shaft of the servo motor 221 drives the outer-toothed circular block 222 to rotate, the outer-toothed circular block 222 drives the hexagonal limiting column 223 to rotate in the hexagonal limiting through hole 11, so as to drive the circular column 224 to rotate, the circular column 224 drives the first bevel gear 225 to rotate, the first bevel gear 225 drives the two second bevel gears 226 to rotate, and the two second bevel gears 226 drive the two threaded rods 25 to rotate.

[0024] In this embodiment, specifically, the two U-shaped clamping blocks 21 adjacent sides are provided with anti-skid pads 6, through the above setting anti-skid pad 6 is used to enhance the friction between the goods and U-shaped clamping block 21.

[0025] In this embodiment, specifically, the inner side of the movable groove 5 is uniformly provided with a sliding groove 14, and the upper surface of the U-shaped clamping block 21 is uniformly provided with a sliding block 15, and the outer wall of the sliding block 15 is slidingly connected to the inner wall of the sliding groove 14. Through the above setting, the sliding block 15 slides in the sliding groove 14, which can assist the U-shaped clamping block 21 to move and stabilize the position of the U-shaped clamping block 21.

[0026] In this embodiment, specifically, the inner wall of the rotating groove 4 is provided with an annular groove 16, and the outer wall of the rotating block 24 is provided with a ring block 17, and the outer wall of the ring block 17 is rotatably connected to the inner wall of the annular groove 16 through a bearing. Through the above setting, the ring block 17 slides in the annular groove 16, which can assist the rotating block 24 to rotate and stabilize the stability of the rotating block 24.

[0027] In this embodiment, specifically, the anti-skid pad 6 is made of rubber.

[0028] In the working process of the present application: the relevant personnel start the unmanned aerial vehicle 1, and the unmanned aerial vehicle 1 drives the lifting clamp assembly 2 to move above the goods, the relevant personnel start the servo motor 221, the output shaft of the servo motor 221 drives the outer tooth circular block 222 to rotate, the outer tooth circular block 222 drives the rotating block 24 to rotate through the inner tooth ring 227, and the rotating block 24 drives the two U-shaped clamping blocks 21 to rotate, so that the U-shaped clamping block 21 can be adjusted according to the angle of the goods.

[0029] Thereafter, the relevant personnel start the electric push rod 23, the piston rod of the electric push rod 23 drives the outer tooth circular shell 220 to move downwards, the outer tooth circular shell 220 drives the servo motor 221, the outer tooth circular block 222 and the hexagonal limiting column 223 to move downwards, so that the outer tooth circular shell 220 is engaged with the inner tooth ring 227, the outer tooth circular block 222 is released from the inner tooth ring 227, so that the hexagonal limiting column 223 moves to the hexagonal limiting through hole 11 on the circular cylinder 224, and thereafter the relevant personnel start the servo motor 221, the output shaft of the servo motor 221 drives the outer tooth circular block 222 to rotate, the outer tooth circular block 222 drives the hexagonal limiting column 223 to rotate in the hexagonal limiting through hole 11, so as to facilitate the hexagonal limiting column 223 to drive the circular cylinder 224 to rotate, the circular cylinder 224 drives the first bevel gear 225 to rotate, the first bevel gear 225 drives the two second bevel gears 226 to rotate, the two second bevel gears 226 drive the two threaded rods 25 to rotate, so that the two threaded rods 25 rotate in the threaded through hole 13, so as to make the two U-shaped clamp blocks 21 move relatively or repel, facilitating clamping the goods, wherein the U-shaped clamp block 21 can also hang the lifting rope, so that lifting is more convenient, the stability of lifting is improved, and the working efficiency is improved.

[0030] The above is only a specific embodiment of the present application, but the protection scope of the present application is not limited to this, any person skilled in the art can easily think of various changes or replacements within the technical range disclosed by the present application, which should be covered in the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.

Claims

1. An unmanned aerial vehicle adjustable hoisting clamp comprising an unmanned aerial vehicle (1), characterized in that: The lower surface of the unmanned aerial vehicle (1) is provided with a hoisting clamp assembly (2), the hoisting clamp assembly (2) comprises a T-shaped operating block (20), a rotating drive mechanism (22), an electric push rod (23) and a rotating block (24), wherein, The T-shaped operating block (20) is arranged on the lower surface of the unmanned aerial vehicle (1), and an operating through hole (3) is formed in the outer wall of the T-shaped operating block (20); The lower surface of the T-shaped operating block (20) is provided with a rotating groove (4), and the rotating block (24) is rotatably connected to the inner wall of the rotating groove (4); The electric push rod (23) is arranged on the inner side top wall of the operating through hole (3), and a first circular through hole (7) is formed in the inner side bottom wall of the operating through hole (3); the lower surface of the rotating block (24) is symmetrically provided with a movable groove (5); The upper surface of the rotating block (24) is provided with a circular groove (8), and the inner side bottom wall of the circular groove (8) is provided with a second circular through hole (10); The lower surface of the rotating block (24) is provided with an operating groove (9), and the operating groove (9) and the second circular through hole (10) are communicated; the inner wall of the operating groove (9) is symmetrically provided with a third circular through hole (12); The rotating drive mechanism (22) is arranged on the output shaft of the electric push rod (23), and the rotating drive mechanism (22) passes through the first circular through hole (7) and is arranged on the rotating block (24).

2. The drone adjustable hoist clamp of claim 1, wherein: The hoisting clamp assembly (2) further comprises two U-shaped clamping blocks (21) and two threaded rods (25), wherein, The repelling ends of the two threaded rods (25) pass through the corresponding third circular through holes (12) and are rotatably connected to the inner walls of the corresponding movable grooves (5) through bearings; the adjacent ends of the two threaded rods (25) are symmetrically arranged on the rotating drive mechanism (22); The two U-shaped clamping blocks (21) are slidably connected to the inner walls of the corresponding movable grooves (5), and the outer wall of the U-shaped clamping block (21) is provided with a threaded through hole (13); the outer wall of the threaded rod (25) is threadedly connected to the inner wall of the threaded through hole (13).

3. The drone adjustable hoist clamp of claim 2, wherein: The rotating drive mechanism (22) comprises an outer-toothed circular shell (220), a servo motor (221), an outer-toothed circular block (222), a hexagonal limiting column (223), a circular column (224), a first conical gear (225), two second conical gears (226) and an inner-toothed ring (227), wherein, The upper surface of the outer-toothed circular shell (220) is arranged on the piston rod of the electric push rod (23), and the servo motor (221) is arranged on the inner side top wall of the outer-toothed circular shell (220); the output shaft of the servo motor (221) is arranged on the upper surface of the outer-toothed circular block (222); The outer-toothed circular shell (220) passes through the first circular through hole (7), and the upper surface of the outer-toothed circular block (222) is rotatably connected to the lower surface of the outer-toothed circular shell (220) through a bearing; The inner tooth ring (227) is arranged on the inner wall of the circular groove (8), and the outer tooth circular shell (220) and the outer tooth circular block (222) are engaged with the inner tooth ring (227); The hexagonal limiting column (223) is arranged on the lower surface of the outer tooth circular block (222), and the circular column (224) is arranged on the upper surface of the first bevel gear (225), and the circular column (224) penetrates through the second circular through hole (10); The upper surface of the circular column (224) is provided with a hexagonal limiting through hole (11), and the hexagonal limiting column (223) is fitted with the hexagonal limiting through hole (11); The upper surface of the first bevel gear (225) is rotatably connected to the inner side top wall of the operation groove (9) through a bearing; Two second bevel gears (226) are rotatably connected to the inner wall of the operation groove (9) through bearings respectively, and the two second bevel gears (226) are engaged with the first bevel gear (225); Two adjacent ends of the two threaded rods (25) are arranged on the repelling sides of the two second bevel gears (226) respectively.

4. The drone adjustable hoist clamp of claim 2, wherein: Two adjacent sides of the two U-shaped clamping blocks (21) are provided with anti-skid pads (6).

5. The drone adjustable hoist clamp of claim 2, wherein: The inner side top wall of the movable groove (5) is uniformly provided with a sliding groove (14), and the upper surface of the U-shaped clamping block (21) is uniformly provided with a sliding block (15), and the outer wall of the sliding block (15) is slidably connected to the inner wall of the sliding groove (14).

6. The drone adjustable hoist clamp of claim 1, wherein: The inner wall of the rotating groove (4) is provided with an annular groove (16), the outer wall of the rotating block (24) is provided with a ring block (17), and the outer wall of the ring block (17) is rotatably connected to the inner wall of the annular groove (16) through a bearing.

7. The drone adjustable hoist clamp of claim 4, wherein: The anti-skid pad (6) is made of rubber.

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