CN114084371B

CN114084371B - Flexible interface seat and unmanned aerial vehicle carrying bracket applied to same

Info

Publication number: CN114084371B
Application number: CN202111462929.2A
Authority: CN
Inventors: 赵志栋; 万然; 王栋; 刘少帅; 侯振兴; 杨军
Original assignee: CSSC Systems Engineering Research Institute
Current assignee: CSSC Systems Engineering Research Institute
Priority date: 2021-12-02
Filing date: 2021-12-02
Publication date: 2023-05-16
Anticipated expiration: 2041-12-02
Also published as: CN114084371A

Abstract

The invention discloses a flexible interface seat and an unmanned aerial vehicle carrying bracket applied to the same, wherein the flexible interface seat is used for being arranged on the upper surface of a movable flat plate to carry unmanned aerial vehicle loads, the flexible interface seat comprises a circular ring main body and a plurality of extension arms formed by the radial extension of the periphery of the circular ring main body, and the circular ring main body and the upper surfaces of the extension arms form a plurality of carrying surfaces for carrying different unmanned aerial vehicles. When the unmanned aerial vehicle carrying bracket with the three-dimensional mobile operation platform disclosed by the invention is used for carrying out load mounting and dismounting operations, operators can select corresponding bearing surfaces according to different types of loads, so that the load can be conveniently and stably positioned, and the unmanned aerial vehicle carrying bracket has good universality.

Description

Flexible interface seat and unmanned aerial vehicle carrying bracket applied to same

Technical Field

The invention relates to the technical field of unmanned aerial vehicle equipment, in particular to a bracket for facilitating an operator to rapidly install a task load on an unmanned aerial vehicle.

Background

To be able to perform multiple types of tasks, large unmanned aerial vehicles are often provided with the ability to mount multiple types of task loads (e.g., optoelectronic pods). In actual use, task load disassembly and assembly are required to be frequently carried out among different unmanned aerial vehicles or on the same unmanned aerial vehicle according to the type of the executed task.

At present, when carrying a light load on the ground or on a ship, four-wheel trolleys are generally used, and the trolleys have a hydraulic lifting function. If the article to be transported is small in volume and is a precision product or a body of revolution, the trolley will have a flexible cushion, a box with partitions or a high density foam custom made to the shape of the product laid on it. When the transported articles are large or complex in shape, only flexible cushions are typically laid. When the article is transported to the designated position, the operator can unload the transported article to the designated position and then deliver the article to the operator in the next working procedure for use.

Chinese patent document CNCN113060295a discloses an unmanned aerial vehicle photoelectric load mounting device, which can send photoelectric load to the bottom of the unmanned aerial vehicle for mounting in a small space region through a lifting mechanism and an omnidirectional wheel set. However, the lifting mechanism of the device has lower adjustment accuracy, multi-azimuth accurate adjustment of the installation position cannot be realized, and operators still need to spend a long time on manually adjusting the load gesture, which is laborious and time-consuming.

In addition, the device is used for bearing the support frame simple structure of load, can't be applicable to multiple type load, and in the in-service use, some task loads can not stable location, still need the manpower transport.

Disclosure of Invention

The invention aims to improve the working efficiency of unmanned aerial vehicle load dismounting operation, reduce the labor intensity of operators and increase the applicability to different types of loads.

According to the invention in the 1 st aspect, a flexible interface seat is disclosed, which is used for being installed on the upper surface of a mobile flat plate to bear the load of a unmanned aerial vehicle, the flexible interface seat comprises a circular ring main body and a plurality of extension arms formed by extending the periphery of the circular ring main body along the radial direction, and a plurality of bearing surfaces are formed on the upper surfaces of the circular ring main body and the extension arms and are used for bearing different unmanned aerial vehicles.

In some other examples, the radial edge of the ring body forms a plurality of gaps, the gaps divide the ring body into a plurality of arc blocks connected into a whole, each arc block comprises a first arc inner wall surface positioned at the bottom, a second arc inner wall surface positioned at the top and a plane connecting the upper edge of the first arc inner wall surface and the lower edge of the first arc inner wall surface, the first arc inner wall surfaces of the arc blocks jointly form a first bearing surface, the planes of the arc blocks jointly form a second bearing surface, and the second arc inner wall surfaces of the arc blocks jointly form a third bearing surface.

In other examples, the extension arm is connected at one end to the ring body and the free end extends toward the notch or is connected to the notch edge to close the open side of the notch.

In other examples, the upper surface of the extension arm is further provided with support blocks, the inner sides of the support blocks are respectively provided with a step surface, and the step surfaces of the support blocks jointly form a fourth bearing surface.

In other examples, the upper surface of the extension arm is further provided with supporting blocks, the inner sides of the supporting blocks are respectively provided with a third arc-shaped inner wall surface, and the third arc-shaped inner wall surfaces of the supporting blocks jointly form a fifth bearing surface.

In other examples, the support blocks on the extension arm alternate circumferentially with the arcuate blocks of the ring body.

In other examples, the flexible interface mount further comprises a plurality of support posts, each of which has an upper surface provided with at least one blind locating hole, the support posts having lower ends mounted in the blind locating holes and upper ends for supporting a predetermined portion of the load.

In other examples, the extension arm is provided with a counter-sunk mounting hole for mounting at least a portion of the support post lower end in the mounting hole by fixedly mounting a flexible interface mount to the mobile platform.

In other examples, the flexible interface seat further comprises a support frame, the support frame comprises a plurality of support columns and a horizontal bearing frame which connects the support columns into a whole, at least one positioning blind hole is formed in the upper surface of each extension arm, the lower ends of the support columns are installed in the positioning blind holes, and the horizontal bearing frame is used for supporting loads.

According to the 2 nd aspect of the invention, there is also disclosed an unmanned aerial vehicle carrying bracket, comprising a mobile platform, a lifting platform arranged on the mobile platform, a three-dimensional mobile operation platform arranged on the lifting platform and a flexible interface seat according to any one of the above technical solutions arranged on the three-dimensional mobile operation platform, wherein the three-dimensional mobile operation platform comprises the mobile flat plate.

Compared with the prior art, when the unmanned aerial vehicle carrying bracket with the three-dimensional mobile operation platform disclosed by the invention is used for carrying out load installation and disassembly operations, operators can select corresponding bearing surfaces according to different types of loads, so that the load can be conveniently and stably positioned, and the unmanned aerial vehicle carrying bracket has good universality.

Other features of the present invention and its advantages will become apparent from the following detailed description of exemplary embodiments of the invention, which proceeds with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and do not constitute a limitation on the invention. In the drawings:

fig. 1 is a schematic view of the overall structure of a unmanned aerial vehicle multitasking load mounting bracket according to an embodiment of the invention;

FIG. 2 is a schematic view of a second lifting mechanism according to an embodiment of the present invention;

FIG. 3 is a schematic cross-sectional structural view of a translation mechanism according to an embodiment of the present invention;

FIG. 4 is a schematic top view of a translation mechanism according to an embodiment of the present invention;

FIG. 5 is a schematic view of the overall structure of a flexible interface seat according to an embodiment of the present invention;

FIG. 6 is a schematic view of the flexible interface seat of FIG. 5 with a third load mounted thereon;

FIG. 7 is a schematic view of a flexible interface seat and mounting a sixth load according to other embodiments of the present invention;

fig. 8 is a schematic structural view of a flexible interface seat and a seventh load according to other embodiments of the present invention.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the invention, its application, or uses. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

The relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless it is specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values.

It will be further understood that the terms "comprises," "comprising," "includes," "including" and/or "having," when used in this specification, specify the presence of stated features, elements, and/or components, but do not preclude the presence or addition of one or more other features, elements, components, and/or groups thereof. Furthermore, when a statement such as "at least one of the following" appears after a list of features that are listed, the entire listed feature is modified instead of modifying a separate element in the list. Furthermore, when describing embodiments of the present invention, the use of "may" refers to one or more embodiments of the present invention. Also, the term "exemplary" is intended to refer to an example or illustration.

Fig. 1 is a schematic overall structure of a unmanned aerial vehicle multitasking load mounting bracket according to an embodiment of the invention. As shown, the bracket includes:

the mobile platform 100 includes a first horizontal stage 101 and a plurality of universal wheels 103 mounted on the horizontal stage 101. To facilitate the movement of the mobile platform 100 between the different positions, the mobile platform 100 further includes a push rod 102 disposed on one side of the horizontal stage 101.

In some examples, the push rod 102 includes a fixed rod fixedly connected to the horizontal stage 101, a telescoping rod movably connected to the fixed rod, and a locking mechanism for locking the telescoping rod to the fixed rod in a plurality of different positions, such that the push rod 102 has a plurality of different height working positions to facilitate movement of the mobile platform 100 by different height personnel or different trailer operations.

Further, the fixing rod is provided with a connector for docking with an external device, such as a trailer, so as to facilitate the connection of the mobile platform 100 to the trailer for dragging.

In the invention, the universal wheel 103 adopts a solid rubber wheel, and has a larger bearing capacity and a certain buffering and damping effect, so that the impact on the load caused by uneven ground or bump of a ship body is reduced in the process of transporting the task load.

Further, the universal wheel 103 is mounted on the lower surface of the horizontal platform 101 through a vibration reduction mechanism, so as to reduce the impact of uneven ground or bump of the hull on the load. The damping means may be, for example, a spring means or a rubber structure.

The elevating platform 200 comprises a first elevating mechanism, the lower end of which is connected with the first horizontal platform 101, and the upper end of which is connected with the second horizontal platform 202, and the first elevating mechanism is operable to change the distance between the second horizontal platform 202 and the first horizontal platform 101, that is, the height of the second horizontal platform 202.

Illustratively, as shown in fig. 1, the first elevating mechanism includes an X-hinge bracket 201, a hydraulic drive lever 203, and a control unit (not shown). The X hinge support 201 is composed of two links hinged to each other at the center, two ends of the first link are respectively hinged to the first horizontal carrier 101 and the second horizontal carrier 202 in a non-translational manner, and two ends of the second link are respectively hinged to the first horizontal carrier 101 and the second horizontal carrier 202 in a translational manner. The fixed end of the hydraulic driving rod 203 is connected with the first horizontal carrier 101, the telescopic end is connected with the vicinity of the lower end of the second connecting rod, and the fixed end and/or the telescopic end are connected with the first horizontal carrier and/or the second connecting rod by adopting a hinged connection structure, so that the hydraulic driving rod 203 can freely rotate in a vertical plane relative to the first horizontal carrier 101 and/or the second connecting rod. The control unit is used for controlling the hydraulic driving rod to drive the second connecting rod to rotate relative to the first connecting rod according to the user operation instruction, so as to realize the lifting of the second horizontal carrier 202.

In other examples, an electric device (e.g., linear motor, electric lead screw, etc.) or an electromagnetic device or a pneumatic drive rod, etc. may be used in place of the hydraulic drive rod 203 to drive the second link.

In further examples, a latch mechanism for locking the X-hinge bracket 201 in a predetermined position is also included, such as a stop for locking the second link end. When the first lifting mechanism is lifted to the expected height, the locking mechanism can be manually operated to lock the hinged support, so that the situation that a load falls or personnel is injured due to unexpected failure of the hydraulic driving rod in the operation process can be avoided.

In the present invention, by adopting the above-described structure, the second horizontal stage 202 can be lifted and lowered to a large extent in a short time by the first lifting mechanism.

The three-dimensional moving table 300 is provided on the second horizontal stage 202 and is movable in the vertical direction and the horizontal direction with respect to the second horizontal stage 202. The three-dimensional moving console 300 includes a second elevating mechanism 301 and a translation rotation mechanism 302, the second elevating mechanism 301 is disposed on the second horizontal stage 202, the translation rotation mechanism 302 is connected to the second elevating mechanism 301 and supports a multi-task flexible interface holder 400 described in detail below, and by operating the second elevating mechanism 301 and the translation rotation mechanism 302, the multi-task flexible interface holder 400 can move in a vertical direction and/or a horizontal direction with respect to the second horizontal stage 202 in a three-dimensional direction.

Fig. 2 is a schematic structural view of a second lifting mechanism according to an embodiment of the present invention. As shown in the figure, the second lifting mechanism 301 includes a trapezoidal screw rod 3011 and a fixing nut 3012, where the fixing nut 3012 has a fixing flange, a mounting hole is provided at the center of the second horizontal carrier 202, the fixing nut 3012 is fixed in the mounting hole through the flange, the upper end of the trapezoidal screw rod 3011 is located above the second horizontal carrier 202, the lower end is located above the second horizontal carrier 202, and the lower end is connected with a unidirectional ratchet operating rod 3013, and the trapezoidal screw rod 3011 is lifted or lowered relative to the second horizontal carrier 202 by operating the operating rod 3012 in a forward direction or a reverse direction.

In some examples, the acme screw 3011 is a cylindrical structure with an upper end formed with a polished rod portion of a predetermined length (i.e., the outer surface is unthreaded) for connection with a corresponding portion of the translational rotation mechanism 302.

Fig. 3 is a schematic cross-sectional structure of a translation mechanism according to an embodiment of the present invention, and fig. 4 is a schematic top view of the translation mechanism according to an embodiment of the present invention. As shown, the translational rotation mechanism 302 includes a movable plate 3021, where the movable plate 3021 is generally circular and has a circular hole with a radius r1 at the center. A generally circular cover plate 3022 is provided above the movable plate 3021 and covers the circular hole from above, a support flange 3023 is provided below the movable plate 3021 and covers the circular hole from below, and the cover plate 3022 and the support flange 3023 are integrally connected by bolts 3024 provided therebetween.

The support flange 3023 is generally circular, and a plurality of universal ball bearings 3025, for example, 4-8, are circumferentially disposed at intervals on the outer edge of the upper surface, and the plurality of universal ball bearings 3025 are uniformly distributed on a virtual circle centered on the center of the support flange 3023. The center of the lower surface of the support flange 3023 is provided with a mounting hole which is opened downwards, a connecting sleeve 3026 is fixed in the mounting hole through a plane bearing 3027, and the connecting sleeve 3026 can be detachably and fixedly connected with the polish rod portion of the trapezoidal screw 3011.

In some examples, referring to fig. 2 and 3, a limit screw 3014 is disposed on the inner wall of the polish rod portion of the cylindrical structure of the trapezoidal screw 3011, a strip-shaped open slot extending along the axial direction is disposed on the wall surface of the connecting sleeve 3026, and when the connecting sleeve 3026 is connected with the polish rod portion of the trapezoidal screw 3011, the limit screw 3014 enters the open slot and finally abuts against the bottom of the open slot. It can be understood that the limit screw can be arranged on the connecting sleeve, and correspondingly, an opening groove is formed on the wall surface of the polish rod part.

When the cover plate 3022 and the support flange 3023 are connected and mounted on the movable plate 3021 by bolts 3024, and the connection sleeve 3026 is fixedly connected with the polish rod portion of the trapezoidal screw 3011, the lower surface of the movable plate 3021 is supported on the universal ball bearing 3025, and a predetermined gap is provided between the movable plate 3021 and the cover plate 3022, so that the movable plate 3021 can freely move in the horizontal direction through the universal ball bearing 3025 and freely rotate in the horizontal direction through the plane bearing 3027 without tilting.

In the present invention, by installing an adjusting spacer on the screw 3024 between the cover plate 3022 and the support flange 3023, the size of the gap between the movable plate 3021 and the cover plate 3022 can be changed by adjusting the thickness or the number of the spacer.

With continued reference to fig. 4, in some examples, the cover 3022 is in the form of a spoked wheel structure comprising a peripheral ring and spokes connecting the center to the peripheral ring, so that when the movable platen 3021 is operated to move, it is convenient to observe the relative position of the outer edge of the support flange, and the movement range is prevented from being exceeded. Meanwhile, the hollow structure design is adopted, so that the weight of the product is reduced.

In some examples, the radius r1 of the central circular hole of the movable plate 3021, the radius r2 of the cover plate 3022, and the virtual circle radius r3 of the universal ball bearing 3025 satisfy the following relationship: r3> k1 r2> k 2r1, wherein k1 and k2 are safety factors which are equal to or greater than 1.

In some examples, the cover 3022 includes at least two locking shafts located on both sides of the center of the cover on the same diameter of the cover 3022 and operable to move along the diameter within the respective radius length and to be locked after moving to a desired position where the two locking shafts respectively abut against the inner peripheral surface of the central circular hole of the movable flat plate 3021 so that the horizontal movement of the movable flat plate 3021 is locked.

Alternatively, the cover 3022 may be provided with through grooves on both sides of the center of the cover on the same diameter, for example, the through grooves may be provided on the spokes. The locking shaft comprises a pin shaft penetrating through the through groove and a lock used for locking the pin shaft and the cover plate. The invention is not limited in its form or construction herein, and it will be appreciated that any suitable means known in the art are suitable for use with the invention, such as locking by a screw-fit connection.

In a further example, the outer surface of the lower end of the pin is formed with a tooth groove, and the inner circumferential surface of the central circular hole of the moving plate 3021 is provided with a tooth groove having the same shape as the tooth groove of the pin, and when the two locking shafts are respectively abutted against the inner circumferential surface of the central circular hole of the moving plate 3021, the tooth grooves of the two locking shafts are engaged with each other, so that the horizontal movement of the moving plate 3021 is more reliably locked.

Referring to fig. 3 and 4, the outer edge of the movable plate 3021 is further provided with a plurality of braking screws 3028, the braking screws are installed in threaded through holes provided on the outer edge of the movable plate 3021, the upper end of each braking screw is provided with a rotating handle, and the lower end of each braking screw passes through the movable plate 3021 and approaches the upper surface of the second horizontal carrier 202. When the operation moving plate 3021 is moved to a desired position, the horizontal movement and the rotational movement of the moving plate 3021 are locked by rotating the brake screw 3028 so that the lower end thereof abuts against the upper surface of the second horizontal stage 202.

Optionally, a rubber pad is disposed at the lower end of the braking screw 3028 to improve the braking effect and reduce the wear on the moving plate.

In the drawings, three braking screws 3028 are provided at the outer edge of the movable plate 3021 at uniform intervals. However, it will be appreciated by those skilled in the art that the number of the braking screws may be increased or decreased as required, for example, 2 to 4 may be provided.

The multi-task flexible interface nest 400 of the present invention is described in detail below with reference to fig. 5-8.

Fig. 5 is a schematic diagram of the overall structure of a flexible interface seat according to an embodiment of the present invention. As shown in the figure, the flexible interface seat is fixedly mounted on the upper surface of the movable plate 3021, and includes a circular ring body 401 and a plurality of extension arms 402 formed by extending the outer periphery of the circular ring body along the radial direction, where the central hole of the circular ring body is concentric with the central circular hole of the movable plate 3021, and the diameter of the circular ring body is larger than that of the cover plate 3022.

The lower surfaces of the ring body 401 and the extension arms 402 are coplanar, and the upper surfaces of the ring body 401 and the extension arms 402 form a plurality of bearing surfaces for bearing different task loads.

The extension arm is provided with a mounting hole 403, and the flexible interface holder 400 is fixedly mounted on the mobile platform 3021 by means of a connection member such as a bolt. Preferably, the mounting hole is a counter-sunk hole structure.

In some examples, the radial edge of the ring body forms a plurality of notches 404, the notches divide the ring body into a plurality of arc blocks 405 connected together, each arc block includes a first arc inner wall 4051 at the bottom, a second arc inner wall 4052 at the top, and a plane 4053 connecting the upper edge of the first arc inner wall and the lower edge of the first arc inner wall, the first arc inner walls of the plurality of arc blocks together form a first bearing surface, the planes of the plurality of arc blocks together form a second bearing surface, and the second arc inner wall of the plurality of arc blocks together form a third bearing surface. The first bearing surface is used for bearing a first load with an arc-shaped bottom contour, the second bearing surface is used for bearing a second load with a polygonal bottom contour, the third bearing surface is used for bearing a third load with an arc-shaped bottom contour, and the bottom contour dimension of the third load is larger than that of the first load. Fig. 6 is a schematic view of the flexible interface seat of fig. 5 when a third load is applied.

According to the invention, the hollow design that the notch is arranged on the circular ring main body is adopted, so that the weight of the product is reduced. In some examples, one end of the extension arm is connected with the circular ring main body, and the free end extends towards the notch or is connected with the edge of the notch to close the opening side of the notch, so that the problem of strength reduction of the flexible interface seat caused by the notch is avoided.

In addition, the upper surface of the extension arm is further provided with supporting blocks 406, the inner sides of the supporting blocks are respectively provided with a step surface 4061, the step surfaces of the supporting blocks form a fourth bearing surface together, the fourth bearing surface is used for bearing a fourth load with a polygonal bottom contour, and the bottom contour of the fourth load is larger than that of the second load.

Or, the inner sides of the supporting blocks are provided with third arc-shaped inner wall surfaces, the third arc-shaped inner wall surfaces of the supporting blocks jointly form a fifth bearing surface, the fifth bearing surface is used for bearing a fifth load with an arc-shaped bottom contour, and the bottom contour of the fifth load is larger than that of the third load.

The plane of the step surface of each supporting block or the plane of the lower edge of the third arc-shaped inner wall surface is higher than the plane of the upper edge of the second arc-shaped inner wall surface by a preset distance, so that interference with other bearing surfaces during bearing of a fourth or fifth load is avoided.

The support blocks on the extension arm and the arc blocks of the circular ring main body are alternately arranged in the circumferential direction, so that rapid identification of each bearing surface is facilitated.

Referring to fig. 7, in some examples, the flexible interface socket 400 further includes a plurality of support posts 407, each of which has at least one blind locating hole 408 formed in an upper surface thereof, the support posts having lower ends mounted in the blind locating holes or the countersunk holes and upper ends for supporting a predetermined portion of the sixth load.

At least one part of the positioning blind hole and the countersink is positioned on the radial inner side of the extension arm relative to the support block, and at least one other part of the positioning blind hole and the countersink is positioned on the radial outer side of the extension arm relative to the support block, so that the positioning blind hole and the countersink are matched with the bearing surfaces to bear more types of loads.

Referring to fig. 8, in some examples, the flexible interface socket 400 further includes a support bracket 409, where the support bracket includes a plurality of support columns and a horizontal carrying frame 4091 that connects the plurality of support columns into a whole, at least one positioning blind hole is formed on an upper surface of each extension arm, and a lower end of the support column is installed in the positioning blind hole or the countersink, and the horizontal carrying frame is used for supporting a seventh load.

Wherein, the support column adopts detachable connection or fixed connection with the horizontal bearing frame.

At least one part of the positioning blind hole and the countersink is positioned on the radial inner side of the extension arm relative to the support block, and at least one other part of the positioning blind hole and the countersink is positioned on the radial outer side of the extension arm relative to the support block, so that the horizontal bearing frame can bear more types of loads.

In the present invention, the main body of the flexible interface seat 400 is made of polyurethane material, and is manufactured by injection molding, additive manufacturing or machining by removing materials mechanically, and the hardness of the flexible interface seat can be adjusted by adjusting the proportion of polyurethane material. And the movable flat plate is connected with the movable flat plate through a connecting bolt and a nut.

In some examples, the polyurethane flexible interface seat is manufactured by die sinking, and different butt joints are reserved on the polyurethane flexible interface seat according to the shape of the load and the bearing point positions, so that the movement or overturning of the load is effectively limited, the collision in transportation is reduced, and the load is prevented from falling.

Further, the invention further comprises a net with preset elasticity, such as a cowhells net, and a plurality of hooks are arranged around the second horizontal stage 202, and when the load is transported, the net is hung on the hooks and is covered on the load in a tightening state, so that the load is further prevented from shaking or falling during the transportation process.

The following description is given of the process of carrying out task load and dismounting actions by using the present invention so as to make the structure of the present invention more clear to those skilled in the art.

If load installation is carried out, the hydraulic driving rod is firstly operated to lower the first lifting mechanism to the lowest height, the bearing surface of the flexible interface seat is selected according to the load type, and the load is placed on the corresponding bearing surface. For some loads, it is desirable to now mount a support post or bracket on the flexible interface seat.

Then, transport the load to the position of waiting for the installation below the unmanned aerial vehicle, operate hydraulic drive pole with first elevating system promote fast to the height that is close to the position of waiting for the installation of load, then operate second elevating system fine setting load height to accurate height and install.

In the installation, according to the mounted position needs, can carry out a large scale, long distance translation through the universal wheel, can realize high accuracy position adjustment through rotatory or translation removal dull and stereotyped to the convenient load is the installation operation in different positions and directions.

In addition, stable positioning can be realized by operating a plurality of locking mechanisms in the lifting, translating and rotating processes, so that accidents are avoided.

When the load detaching operation is performed, the procedure is substantially opposite to the above procedure, and will not be described in detail.

According to the invention, by arranging the plurality of position adjusting mechanisms, the speed and the accuracy of position adjustment can be considered, the working efficiency of load installation and disassembly is greatly improved, and the labor intensity is reduced.

In addition, by arranging a plurality of interface structures, the invention can be used for various task load operations, has good universality and reduces equipment purchasing and maintenance cost.

The above embodiments are only for illustrating the technical aspects of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that: modifications and equivalent substitutions can be made to the specific embodiments of the present invention or to some of the technical features without departing from the spirit of the technical solutions of the present invention, and they should be covered in the scope of the technical solutions claimed in the present invention.

Claims

1. The flexible interface seat is used for being arranged on the upper surface of a mobile flat plate to bear the load of the unmanned aerial vehicle and is characterized by comprising a circular ring main body and a plurality of extension arms formed by extending the periphery of the circular ring main body along the radial direction, wherein the circular ring main body and the upper surface of each extension arm form a plurality of bearing surfaces for bearing different unmanned aerial vehicles; the radial edge of ring main part forms a plurality of breach, the breach is divided into a plurality of arc pieces of being connected as an organic wholely with the ring main part, every arc piece all includes the first arc internal face that is located the bottom, the second arc internal face that is located the top and connects the plane of first arc internal face upper edge and first arc internal face lower limb, first bearing surface is constituteed jointly to the first arc internal face of a plurality of arc pieces, the second bearing surface is constituteed jointly to the plane of a plurality of arc pieces, the third bearing surface is constituteed jointly to the second arc internal face of a plurality of arc pieces.

2. The flexible interface seat of claim 1, wherein the extension arm has one end connected to the annular body and a free end extending toward the notch or connected to the notch edge to close the open side of the notch.

3. The flexible interface seat of claim 1, wherein the upper surface of the extension arm is further provided with support blocks, the inner sides of each support block are provided with step surfaces, and the step surfaces of the plurality of support blocks together form a fourth bearing surface.

4. The flexible interface seat of claim 1, wherein the upper surface of the extension arm is further provided with support blocks, the inner sides of the support blocks are respectively provided with a third arc-shaped inner wall surface, and the third arc-shaped inner wall surfaces of the support blocks jointly form a fifth bearing surface.

5. The flexible interface seat of claim 3 or 4, wherein the support blocks on the extension arm alternate circumferentially with the arcuate blocks of the annular body.

6. The flexible interface seat of claim 1, further comprising a plurality of support posts, each of the support posts having at least one blind locating hole formed in an upper surface thereof, the support posts having lower ends mounted in the blind locating holes and upper ends for supporting a predetermined portion of the load.

7. The flexible interface seat of claim 6, wherein the extension arm is provided with a counter-sunk mounting hole for mounting at least a portion of the support post lower end in the mounting hole by fixedly mounting the flexible interface seat to the mobile platform.

8. The flexible interface seat according to claim 1, further comprising a support frame including a plurality of support columns and a horizontal carrying frame connecting the plurality of support columns together, wherein an upper surface of each extension arm is provided with at least one blind locating hole, a lower end of the support column is mounted in the blind locating hole, and the horizontal carrying frame is used for supporting a load.

9. An unmanned aerial vehicle carrying bracket comprising a mobile platform, a lifting platform arranged on the mobile platform, a three-dimensional mobile operation platform arranged on the lifting platform and a flexible interface seat arranged on the three-dimensional mobile operation platform according to any one of claims 1-8, wherein the three-dimensional mobile operation platform comprises the mobile flat plate.