CN116812186B

CN116812186B - Multifunctional loading mechanism and unmanned aerial vehicle thereof

Info

Publication number: CN116812186B
Application number: CN202311068225.6A
Authority: CN
Inventors: 曹学玉; 邱毅; 王会芳
Original assignee: Quanzhou Yunzhuo Technology Co ltd
Current assignee: Quanzhou Yunzhuo Technology Co ltd
Priority date: 2023-08-24
Filing date: 2023-08-24
Publication date: 2023-11-03
Anticipated expiration: 2043-08-24
Also published as: CN116812186A

Abstract

The invention relates to the field of unmanned aerial vehicles, and particularly discloses a multifunctional loading mechanism and an unmanned aerial vehicle thereof.

Description

Multifunctional loading mechanism and unmanned aerial vehicle thereof

Technical Field

The invention relates to the field of unmanned aerial vehicles, in particular to a multifunctional loading mechanism and an unmanned aerial vehicle thereof.

Background

The unmanned aerial vehicle can be used for measuring cultivated lands in the farming industry, sowing seeds in the cultivated lands, spraying pesticides or spraying water to crops and other operation activities, and different operation equipment is needed to be used for realizing specific functions in the operation activities, so that the operation equipment mounted on the unmanned aerial vehicle needs to be replaced frequently;

and unmanned aerial vehicle among the prior art need install the mounting of fixed operation equipment and support unmanned aerial vehicle's support respectively, too complicacy, and the installation of support can further compress the mountable size and the scope of mounting for some unmanned aerial vehicle among the prior art is in order to guarantee the different operation equipment of adaptation, and adopts the design of not installing the support, makes this kind of unmanned aerial vehicle direct through operation equipment to the holistic support of unmanned aerial vehicle when landing, damages operation equipment easily, and operation equipment surface also is not straight form, can not fine play the supporting role to unmanned aerial vehicle.

Disclosure of Invention

The invention provides a multifunctional loading mechanism and an unmanned aerial vehicle thereof, which overcome the defects described in the background art.

The technical scheme adopted for solving the technical problems is as follows:

the multifunctional loading mechanism comprises a clamping part arranged at the bottom of the unmanned aerial vehicle, wherein the clamping part comprises a supporting piece, an electric push rod, a swinging clamping piece, a clamping fixing mechanism and a buffer supporting piece, the supporting piece is clamped at the bottom of the unmanned aerial vehicle through the clamping fixing mechanism, a notch is arranged on the surface of the supporting piece, the electric push rod and the swinging clamping piece are respectively arranged in the notch, two ends of the electric push rod are respectively movably connected with the inner side surface of the notch and the end part of the swinging clamping piece in a rotating way, the lower end of the swinging clamping piece extends out of the lower end face of the supporting piece, a filling assembly for abutting against operation equipment is arranged at the lower part of the swinging clamping piece, and the buffer supporting piece is arranged at the outer side of the swinging clamping piece;

the inner side of the supporting piece is provided with a connecting shaft, the swinging clamping piece is provided with a buffer movable groove for the connecting shaft to move, the supporting piece is arranged in the buffer movable groove, two ends of the connecting shaft are respectively provided with a first spring, the two first springs are respectively abutted against the surface of the buffer movable groove, when the output shaft of the electric push rod extends outwards and pushes the swinging clamping piece, the swinging clamping piece swings by taking the connecting shaft as a fulcrum, the filling assembly is abutted against the surface of the operation equipment, and the buffer supporting piece is abutted against the ground;

the filling assembly comprises an air storage tank body, a micro air pump and an expansion filling block, wherein the air storage tank body is communicated with the expansion filling block through the micro air pump, the expansion filling block comprises an outer shell body and an inflation expansion block, the inflation expansion block is arranged in the outer shell body, an opening is formed in the surface of the outer shell body, the inflation expansion block is provided with an anti-slip abutting block corresponding to the opening, the anti-slip abutting block extends out of the opening, the inflation expansion block is communicated with the micro air pump, the surface of the inflation expansion block is provided with a plurality of inwards bent extension parts, when the micro air pump inflates towards the inflation expansion block, the inflation expansion block can expand outwards and extend the extension parts, and the anti-slip abutting block can be outwards ejected and abutted against the surface of an operation device.

A preferred technical scheme is as follows: an auxiliary fixing plate is arranged at one side of the lower part of the swing clamping piece, which is close to the operation equipment, the expansion filling block is arranged on the surface of the auxiliary fixing plate, and auxiliary mounting grooves are respectively arranged at the corresponding positions of the surface of the auxiliary fixing plate and the left side and the right side of the expansion filling block;

and a locking notch is arranged at the lower part of the swing clamping piece and close to the auxiliary fixing plate, a plurality of first bolts are arranged in the locking notch, and when the clamping part is used for clamping and fixing the operation equipment, the first bolts are abutted against the surface of the operation equipment.

A preferred technical scheme is as follows: the clamping and fixing mechanism comprises a clamping block, a mounting plate, a fixing plate and second bolts, wherein the supporting piece is mounted on the fixing plate, the mounting plate is sleeved outside the fixing plate, the clamping block is arranged above the mounting plate, the fixing plate is fixed on the mounting plate through the second bolts, the number of the second bolts is multiple, one second bolt sequentially penetrates through the fixing plate and the mounting plate and then is in threaded connection with the clamping block, and when the second bolt rotates, the clamping block can be lifted along with the second bolt;

the lower end of the mounting plate is provided with an inward concave step edge at the corresponding position of the fixing plate, and the depth of the step edge is the same as the thickness of the fixing plate;

the step edge surface that the mounting panel lower extreme inwards caves in is covered with one deck magnet, can adsorb the fixed plate at the magnet surface when the fixed plate is close to.

A preferred technical scheme is as follows: the clamping block is provided with a bending part, a space is reserved between the bending part and the mounting plate, so that unmanned aerial vehicles with different sizes and thicknesses can be adapted by adjusting the space, two sides of the clamping block are respectively provided with a trapezoid limiting block, and the width of the trapezoid limiting block gradually increases from one end close to the unmanned aerial vehicle to the other end;

the mounting plate is provided with a second threaded hole, the clamping block is also provided with a first threaded hole, and the second bolt sequentially penetrates through the fixing plate and the second threaded hole and is in threaded connection with the first threaded hole.

A preferred technical scheme is as follows: the buffer support piece comprises a support piece single body, a second spring and a third spring, wherein one side, close to the swing clamping piece, of the support piece single body is of a flaring structure, the second spring and the third spring are both arranged in the flaring structure, the second spring is sleeved outside the third spring, and the circle distance of the second spring is larger than that of the third spring;

one side of the support piece unit facing the second spring is provided with an abutting piece, the outer diameter of the abutting piece is larger than that of the third spring, and a space for the support rod to move is reserved between the third spring and the abutting piece.

A preferred technical scheme is as follows: the support piece unit comprises a support rod, a plastic support piece and a guide rod, wherein the plastic support piece is symmetrically arranged at the left part of the support rod in a splayed shape, the left end of the support rod is provided with a movable air cavity, and the guide rod is inserted into the movable air cavity from outside to inside;

the plastic supporting piece and the guide rod are both connected to the surface of the swing clamping piece.

A preferred technical scheme is as follows: the movable air cavity is respectively communicated with a one-way air vent outwards through an air hole, the air hole is arranged closer to the guide rod than the one-way air vent, the flow direction of air flow at the one-way air vent is a low-resistance direction from inside to outside, a sealing rubber ring is sleeved outside one end of the guide rod inserted into the movable air cavity, and the guide rod is connected with a piston formed in the movable air cavity through the sealing rubber ring;

one end, far away from the guide rod, of the movable air cavity is further communicated outwards through an exhaust hole, the inner diameter of the exhaust hole is smaller than the inner diameter of the one-way exhaust hole after the one-way exhaust hole is opened, and the gas flow which can be exhausted at the exhaust hole is smaller than the gas flow which can be exhausted outwards from the one-way exhaust hole.

A preferred technical scheme is as follows: the unidirectional exhaust hole comprises symmetrically arranged rubber closing blocks and limiting blocks, the limiting blocks are splayed and symmetrical, the rubber closing blocks are respectively arranged on the two limiting blocks, and the rubber closing blocks are made of rubber; the inside and outside both sides of every rubber closure piece are equipped with a breach of buckling respectively, and two breach of buckling on every rubber closure piece are crisscross setting, and locate the stopper top.

The unmanned aerial vehicle comprises the loading mechanism, an unmanned aerial vehicle body and screw supports, wherein the screw supports are in an annular array and are arranged on the outer side of the unmanned aerial vehicle body, a driving motor is arranged at the tail end of each screw support, screws are arranged on output shafts of the driving motors, the number of the loading mechanisms is multiple, and each loading mechanism is located on the lower side of the unmanned aerial vehicle body;

the loading mechanism is clamped at the lower edge of the unmanned aerial vehicle body through the clamping fixing mechanism.

Compared with the background technology, the technical proposal has the following advantages:

when the unmanned aerial vehicle fixing device is used, the loading mechanism is arranged below the unmanned aerial vehicle, the clamping components are clamped below the unmanned aerial vehicle through the clamping fixing mechanism to fix and support, the installation position and the angle are not required in particular, each clamping component can be regarded as an independent fixing mechanism, the fixing performance of operation equipment can be improved by increasing the number of the clamping components, and the clamping components are clamped and fixed through the clamping fixing mechanism, so that the unmanned aerial vehicle fixing device has no limitation on the type of the clamping components, and the bracket of the unmanned aerial vehicle in the prior art and the fixing piece for fixing the operation equipment can be effectively combined through the arrangement, so that the fixing effect of the fixing piece is realized by the bracket in the prior art, the installation space of the lower end of the unmanned aerial vehicle is effectively improved, and the limitation on the type of the operation equipment is reduced.

The invention not only can enable the swing clamping piece to generate clamping effect when being ejected and swung by the output shaft of the electric push rod, but also can clamp the operation equipment in a mode of inflating and expanding the expansion filling block after the swing clamping piece swings, and the filling assembly arranged in the way also does not only play a role in fixing the operation equipment with the same size, and when the clamping component is used for clamping the operation equipment with the undersize, the expansion filling block can be inflated and expanded to fill the space between the expansion filling block and the operation equipment.

The purpose that sets up supplementary mounting groove and first bolt is in order to fix or provide fixed position for the operation equipment, not only can support the operation equipment through the first bolt of screw in different length and fix, also can fix the fixed knot who has originally on the operation equipment and construct in supplementary mounting groove and locking breach through modes such as locking, winding, traction, interlude.

According to the invention, the thickness of different mounting end faces can be adapted by rotating the second bolt to control the lifting mode of the clamping block, and if the mounting end faces are not provided with interlayers or recesses, the mounting plate can be independently locked on the unmanned aerial vehicle through the second bolt and then the fixing plate is mounted in the mounting plate, so that the fixing can be finished, a layer of magnet is covered on the surface of the step edge of the inward recess of the lower end of the mounting plate, and the fixing plate is adsorbed on the surface of the magnet when the fixing plate approaches, so that the convenience and the accuracy in mounting can be effectively improved.

When barriers exist on two sides of the installation end face of the installation clamping component, after the clamping fixing mechanism is plugged into corresponding depth, the trapezoid limiting blocks on two sides are abutted against the barriers to form fixation, so that deflection of the clamping component after installation is avoided.

The distance between the third spring and the abutting piece for the supporting rod to move is reserved between the third spring and the abutting piece, when the supporting piece single body is stressed and contracted, the second spring is extruded first, if the impact force caused by the overlarge weight or the overlarge descending speed of the unmanned aerial vehicle and the operation equipment is too high, the supporting piece single body can deform more along with the pressure, namely the second spring is extruded to form buffer, the third spring is extruded to form buffer, or the third spring can be understood to be used as a standby buffer spring, if the normal weight or the smooth descending speed is realized, the supporting piece single body only extrudes the second spring but not extrudes the third spring, and the third spring is arranged to avoid the damage caused by the excessive deformation of the supporting piece single body.

When the bracing piece atress inwards caves in, accessible guide bar and the guide effect of activity air cavity avoid the bracing piece to produce the skew when sunken, and two plastic support piece are plastic material, are used for supporting the bracing piece, utilize two plastic support piece to support the both sides of bracing piece respectively to evenly disperse the pressure of bracing piece department to swing clamping piece department, and so set up can let unmanned aerial vehicle drop on rugged ground, utilize second spring, third spring to provide the buffering, adapt to different environment and ground.

In order to avoid the situation that the supporting rod receives stronger impact force and cannot discharge air, the flow direction of air flow at the unidirectional exhaust hole is set to be a low-resistance direction, so that when the supporting rod receives stronger impact force and the contraction speed of the guide rod is higher than the air discharge speed, the rubber closing blocks can be flushed by larger pressure, the two rubber closing blocks deform and are opened for decompression, so that a buffering effect is formed, when the force application end and the stress are eliminated, the guide rod can rebound from the movable air cavity outwards along with the supporting rod supported by the second spring and the third spring until the air hole is skipped, and at the moment, the air can enter the movable air cavity along the air hole again for the next buffering use.

Drawings

The invention is further described below with reference to the drawings and examples.

Fig. 1 is a schematic diagram of the overall structure of the present invention.

Fig. 2 is a schematic view of the clamping member 2.

Fig. 3 is a schematic drawing showing the clamping part 2 in a disassembled state.

Fig. 4 is a schematic front view of fig. 3.

Fig. 5 is a schematic perspective view of the swing clamp 23 after bending.

Fig. 6 is a schematic front view of fig. 5.

Fig. 7 is a schematic view of an expansion filler 243.

Fig. 8 is a schematic view of cushioning support 26.

Fig. 9 is a schematic view of a support unit 261.

Fig. 10 is a partial structural schematic view of the support unit 261.

In the figure: unmanned aerial vehicle fuselage 1, clamping part 2, support 21, connecting shaft 211, electric putter 22, swing clamp 23, auxiliary fixing plate 231, auxiliary mounting groove 2311, locking notch 232, first bolt 233, buffer movable groove 234, first spring 235, filling assembly 24, gas tank 241, micro air pump 242, expansion filling block 243, outer housing 2431, inflation block 2432, anti-slip abutment block 2433, clamping fixing mechanism 25, clamping block 251, first threaded hole 2511, trapezoidal stopper 2512, mounting plate 252, second threaded hole 2521, fixing plate 253, second bolt 254, buffer support 26, support monomer 261, support bar 2611, movable air chamber 6111, abutment 6112, air vent 6113, exhaust vent 6114, unidirectional exhaust vent 6115, rubber closing block 1151, stopper 1152, plastic support 2612, guide rod 3, second spring 262, third spring 263, propeller bracket 3, drive motor 4, propeller 5.

Detailed Description

Example 1

As shown in fig. 1-10, a multifunctional loading mechanism comprises a clamping component 2 installed at the bottom of an unmanned aerial vehicle, the clamping component 2 comprises a supporting piece 21, an electric push rod 22, a swinging clamping piece 23, a clamping fixing mechanism 25 and a buffer supporting piece 26, the supporting piece 21 is clamped at the bottom of the unmanned aerial vehicle through the clamping fixing mechanism 25, a notch is arranged on the surface of the supporting piece 21, the electric push rod 22 and the swinging clamping piece 23 are both installed in the notch, two ends of the electric push rod 22 are respectively and movably connected with the inner side surface of the notch and the end part of the swinging clamping piece 23, the lower end of the swinging clamping piece 23 extends out of the lower end surface of the supporting piece 21, the lower part of the swinging clamping piece 23 is provided with a filling component 24 for abutting against an operation device, the buffer supporting piece 26 is installed at the outer side of the swinging clamping piece 23, in use, the loading mechanism in the embodiment is installed below the unmanned aerial vehicle, the unmanned aerial vehicle can clamp the clamping component 2 through the clamping fixing mechanism 25, the installation position and the angle are not required, each clamping component 2 can be regarded as a special requirement, each clamping component 2 can be independently used as a mechanism, the number of the clamping component 2 can be increased through the fixing mechanism, the number of the supporting mechanism can be effectively increased on the unmanned aerial vehicle 2 and the unmanned aerial vehicle can be fixed to the unmanned aerial vehicle through the fixing mechanism by the fixing the supporting mechanism with the fixed by the existing fixing mechanism 2, compared with the fixed device, the unmanned aerial vehicle by the fixed device through the fixing mechanism, and the existing fixing mechanism can be fixed by the fixed with the fixed by the fixed structure, and the type can be fixed by the fixed on the type can be fixed by the number has the number device, let the support among the prior art realize the fixed effect of mounting to the effectual installation space that has improved unmanned aerial vehicle lower extreme, and reduced the restriction to the operation equipment type, can effectually solved among the background art "among the prior art when changing unmanned aerial vehicle's operation equipment, often through fixing operation equipment directly through the bolt, and the bolt is fixed just the size and the type of variable phase of prescribing a limit to operation equipment, when the equipment that the type, size are different is being installed to unmanned aerial vehicle, lead to unable fixed because of the erection site difference of bolt easily, perhaps lead to unable connection" technical problem because of the fixed mode is different, the following structure and the technical scheme that will relate to this technical effect make further introduction:

in this embodiment, a connecting shaft 211 is disposed on the inner side of the supporting member 21, a buffer movable groove 234 for moving the connecting shaft 211 is disposed on the swinging clamping member 23, the supporting member 21 is disposed in the buffer movable groove 234, two ends of the connecting shaft 211 are respectively provided with a first spring 235, and the two first springs 235 are respectively abutted against the surface of the buffer movable groove 234, when the output shaft of the electric push rod 22 extends outwards and pushes the swinging clamping member 23, the swinging clamping member 23 swings with the connecting shaft 211 as a fulcrum, the filling assembly 24 is abutted against the surface of the working device, and the buffer supporting member 26 is abutted against the ground, so that the end of the swinging clamping member 23 and the buffer supporting member 26 are alternately supported, the lower end of the swinging clamping member 23 does not contact the ground during swinging, and the working principle of the electric push rod 22 is that the output shaft is driven to eject outwards by a motor to drive the screw rod, so that the stability of the output shaft of the electric push rod 22 during extension can be effectively ensured, and the shake of the working device can be effectively reduced.

The filling assembly 24 includes a gas storage tank 241, a micro air pump 242, and an expansion filling block 243, where the gas storage tank 241 is communicated with the expansion filling block 243 by the micro air pump 242, and the expansion filling block 243 includes an outer housing 2431 and an expansion filling block 2432, where the expansion filling block 2432 is disposed in the outer housing 2431, and the surface of the outer housing 2431 has an opening, the expansion filling block 2432 and the opening are correspondingly provided with an anti-slip abutting block 2433, the anti-slip abutting block 2433 extends out of the opening, the expansion filling block 2432 is communicated with the micro air pump 242, and the surface of the expansion filling block 2432 has a plurality of extending portions bent inwards, when the micro air pump 242 inflates into the expansion filling block 2432, the expansion filling block 2432 expands outwards and extends to extend the extending portions, and also ejects the anti-slip abutting block 2433 outwards and abuts against the surface of the working device, so that the clamping device is configured to enable the clamping member 2 to adapt to the functions of the working device with different surfaces, and not only to generate a clamping effect when the swinging member 23 is pushed out by the output shaft of the electric push rod 22, but also to enable the clamping device to be clamped by the large-size of the swinging member 23, and the clamping device can be clamped by the expansion filling device 243 to be clamped by the large-size when the electric device is required to be clamped by the large-size expansion filling device.

Further, an auxiliary fixing plate 231 is disposed at a side of the lower portion of the swing clamping member 23 near the working device, the expansion filling block 243 is mounted on the surface of the auxiliary fixing plate 231, an auxiliary mounting groove 2311 is disposed at the corresponding positions of the surface of the auxiliary fixing plate 231 and the left and right sides of the expansion filling block 243, a locking notch 232 is disposed at the position of the lower portion of the swing clamping member 23 near the auxiliary fixing plate 231, a plurality of first bolts 233 are disposed in the locking notch 232, when the working device is clamped and fixed by the clamping member 2, the first bolts 233 are abutted against the surface of the working device, and the purpose of the auxiliary mounting groove 2311 and the first bolts 233 is to fix the working device or to provide a fixing position for the working device, the fixing structure originally disposed on the working device can be fixed in the auxiliary mounting groove 2311 and the locking notch 232 by screwing the first bolts 233 with different lengths.

Further, the clamping and fixing mechanism 25 includes a clamping block 251, a mounting plate 252, a fixing plate 253, and a second bolt 254, where the supporting member 21 is mounted on the fixing plate 253, the mounting plate 252 is sleeved outside the fixing plate 253, the clamping block 251 is disposed above the mounting plate 252, the fixing plate 253 is fixed on the mounting plate 252 by the second bolt 254, and a plurality of second bolts 254 are provided, one of the second bolts 254 sequentially passes through the fixing plate 253 and the mounting plate 252 and then forms a threaded connection with the clamping block 251, when the second bolt 254 rotates, the clamping block 251 can be lifted along with it, so that the thickness of different mounting end faces can be adapted by rotating the second bolt 254 to control the lifting mode of the clamping block 251, and if the mounting end face has no interlayer or recess, the mounting plate 252 can be solely locked on the unmanned aerial vehicle, and then the fixing plate 253 can be mounted in the mounting plate 252;

in addition, in order to improve the stability of the installation of the fixing plate 253, an inward concave step edge is arranged at the corresponding position between the lower end of the mounting plate 252 and the fixing plate 253, the depth of the step edge is the same as the thickness of the fixing plate 253, and the step edge is not only used for improving the stability of the installation, but also used for facilitating the positioning when the fixing plate 253 is installed, so that the second bolt 254 can more accurately lock the fixing plate 253 on the mounting plate 252; and, the step surface of the lower end of the mounting plate 252, which is recessed inwards, is covered with a layer of magnet, and when the fixing plate 253 approaches, the fixing plate 253 is attracted to the surface of the magnet.

Furthermore, after the above design solves the problem of adapting the mounting end surfaces of the clamping and fixing mechanism 25 with different thicknesses, in order to prevent all displacement and swing of the clamping and fixing mechanism 25 after mounting, a bending part is further disposed on the clamping block 251, and a space is formed between the bending part and the mounting plate 252, so that the unmanned aerial vehicle with different thicknesses can be adapted by adjusting the space, two sides of the clamping block 251 are respectively provided with a trapezoid stopper 2512, and the width of the trapezoid stopper 2512 gradually increases from one end close to the unmanned aerial vehicle to the other end, after the arrangement, when barriers exist on two sides of the mounting end surfaces, the clamping and fixing mechanism 25 can be plugged into the corresponding depths, and then the trapezoid stoppers 2512 on two sides are respectively abutted against the barriers to form fixation;

the mounting plate 252 has a second threaded hole 2521, and the clamping block 251 also has a first threaded hole 2511, and the second bolt 254 sequentially penetrates through the fixing plate 253 and the second threaded hole 2521 and then is in threaded connection with the first threaded hole 2511.

Furthermore, the buffer support 26 includes a support unit 261, a second spring 262 and a third spring 263, the side of the support unit 261 near the swing clamping member 23 is a flaring structure, the second spring 262 and the third spring 263 are both disposed in the flaring structure, the second spring 262 is sleeved outside the third spring 263, the spacing between the second spring 262 and the third spring 263 is larger than the spacing between the third spring 263, when the output shaft of the electric push rod 22 pushes the swing clamping member 23 to swing and the buffer support 26 is abutted against the ground, the buffer effect is formed by the second spring 262 and the third spring 263, and since the spacing between the second spring 262 and the third spring 263 is different, the outer diameter of the support unit 261 towards the side of the second spring 262 is larger than the outer diameter of the third spring 263, and a space for the support rod 1 to move is provided between the third spring 263 and the third spring 263, when the support unit 261 contracts, if the second spring 262 is not pressed down by a man or the second spring 262 is pressed down by a machine, or the third spring 263 is deformed by a large, and the buffer effect is avoided if the second spring unit is pressed down by a large, and the buffer unit is deformed by the second spring 263.

Moreover, the supporting member 261 includes a supporting rod 2611, a plastic supporting member 2612 and a guiding rod 2613, the plastic supporting member 2612 is symmetrically installed on the left portion of the supporting rod 2611 in a splayed shape, the left end of the supporting rod 2611 is provided with a movable air cavity 6111, the guiding rod 2613 is inserted into the movable air cavity 6111 from outside to inside, the plastic supporting member 2612 and the guiding rod 2613 are both connected to the surface of the swing clamping member 23, so that when the supporting rod 2611 is forced to be recessed inwards, the guiding effect of the guiding rod 2613 and the movable air cavity 6111 can be used to avoid the supporting rod 2611 from generating deflection when the supporting rod is recessed, the two plastic supporting members 2612 are both made of plastic materials and are used to support the supporting rod 2611, the two plastic supporting members 2612 are used to support the two sides of the supporting rod 2611 respectively, so that the pressure at the supporting rod 2611 is evenly dispersed to the swing clamping member 23, and the arrangement can enable an unmanned aerial vehicle to fall on a rugged ground, and the second spring 262 and the third spring 263 are used to provide buffering to adapt to different environments and the ground.

In addition, in order that the movable air cavity 6111 is respectively communicated with a one-way air exhaust hole 6115 through an air hole 6113, the air hole 6113 is arranged closer to the guide rod 2613 than the one-way air exhaust hole 6115, a sealing rubber ring is sleeved outside one end of the guide rod 2613, which is inserted into the movable air cavity 6111, the guide rod 2613 is connected with a piston formed in the movable air cavity 6111 through the sealing rubber ring, one end, which is far away from the guide rod 613, of the movable air cavity 6111 is also communicated outwards through an air exhaust hole 6114, the inner diameter of the air exhaust hole 6114 is smaller than the inner diameter of the opened one-way air exhaust hole 6115, the air flow rate of the air which can be exhausted at the air exhaust hole 6114 is smaller than the air flow rate of the outwards exhausted of the one-way air exhaust hole 6115, after the support rod 2611 is stressed, the guide rod 2613 is embedded into the movable air cavity 6111, after the guide rod 2613 is embedded into the movable air cavity 6111 and moves through the air hole 6113, air in the movable air cavity 6111 can be exhausted outwards only along the air exhaust hole 6114, the piston formed by the sealing rubber ring of the guide rod 2613 is connected with the piston, the movable air cavity 6111 is extruded outwards, and the air blocks are formed along the air cavity 6111, and the two air blocks are arranged in a shape of the shape of 1152, 1152 and 1152 are formed by the two air blocks, 1152 and 1152, and 1152 are made of a closed and 1152; the inner and outer sides of each rubber closing block 1151 are respectively provided with a bending notch, the two bending notches on each rubber closing block 1151 are staggered and arranged above the limiting block 1152, and in order to avoid that the supporting rod 2611 is subjected to strong impact force and cannot discharge air, the flow direction of air flow at the unidirectional exhaust hole 6115 is set to be a low resistance direction from inside to outside, so that when the supporting rod 2611 is subjected to strong impact force and the contraction speed of the guide rod 2613 is faster than the air discharge speed, the rubber closing blocks 1151 can be flushed by the large pressure, the two rubber closing blocks 1151 deform and open for pressure relief, so that a buffering effect is formed, when the force application end and the stress are eliminated, the guide rod 2613 can rebound by the second spring 262 and the third spring 263 along with the supporting rod 2611, and outwards move from the movable air cavity 6111 until the air hole 6113 is skipped, and at the moment, the air can enter the movable air cavity 6111 again along the air hole 6113 for the next buffering use.

Example two

The embodiment provides an unmanned aerial vehicle, which comprises the load mechanisms, an unmanned aerial vehicle body 1 and propeller supports 3, wherein the propeller supports 3 are in a ring array and are arranged on the outer side of the unmanned aerial vehicle body 1, a driving motor 4 is arranged at the tail end of each propeller support 3, propellers 5 are arranged on output shafts of each driving motor 4, a plurality of load mechanisms are arranged, and each load mechanism is arranged on the lower side of the unmanned aerial vehicle body 1;

the loading mechanism is clamped at the lower edge of the unmanned aerial vehicle body 1 through the clamping fixing mechanism 25.

The foregoing description is only illustrative of the preferred embodiments of the present invention, and therefore should not be taken as limiting the scope of the invention, for all changes and modifications that come within the meaning and range of equivalency of the claims and descriptions are therefore intended to be embraced therein.

Claims

1. A multifunctional load mechanism, characterized in that: the automatic clamping device comprises a clamping component (2) arranged at the bottom of an unmanned aerial vehicle, wherein the clamping component (2) comprises a supporting piece (21), an electric push rod (22), a swinging clamping piece (23), a clamping fixing mechanism (25) and a buffering supporting piece (26), the supporting piece (21) is clamped at the bottom of the unmanned aerial vehicle through the clamping fixing mechanism (25), a notch is formed in the surface of the supporting piece (21), the electric push rod (22) and the swinging clamping piece (23) are arranged in the notch, two ends of the electric push rod (22) are respectively movably connected with the inner side surface of the notch and the end part of the swinging clamping piece (23), the lower end of the swinging clamping piece (23) extends out of the lower end surface of the supporting piece (21), a filling component (24) for abutting against operation equipment is arranged at the lower part of the swinging clamping piece (23), and the buffering supporting piece (26) is arranged on the outer side of the swinging clamping piece (23).

The inner side of the supporting piece (21) is provided with a connecting shaft (211), the swinging clamping piece (23) is provided with a buffer movable groove (234) for the connecting shaft (211) to move, the supporting piece (21) is arranged in the buffer movable groove (234), two ends of the connecting shaft (211) are respectively provided with a first spring (235), the two first springs (235) are respectively abutted against the surface of the buffer movable groove (234), when the output shaft of the electric push rod (22) extends outwards and pushes the swinging clamping piece (23), the swinging clamping piece (23) swings by taking the connecting shaft (211) as a fulcrum, the filling component (24) is abutted against the surface of the operation equipment, and the buffer supporting piece (26) is abutted against the ground;

the filling assembly (24) comprises an air storage tank body (241), a micro air pump (242) and an expansion filling block (243), the air storage tank body (241) is communicated with the expansion filling block (243) through the micro air pump (242), the expansion filling block (243) comprises an outer shell body (2431) and an inflation expansion block (2432), the inflation expansion block (2432) is arranged in the outer shell body (2431), an opening is formed in the surface of the outer shell body (2431), an anti-slip abutting block (2433) is arranged on the surface of the inflation expansion block (2432) corresponding to the opening, the anti-slip abutting block (2433) extends out of the opening, the inflation expansion block (2432) is communicated with the micro air pump (242), a plurality of inwards bent extension parts are formed in the surface of the inflation expansion block (2432), and when the micro air pump (242) is inflated towards the inflation expansion block (2432), the inflation expansion block (2432) is outwards expanded and the extension parts are outwards ejected and are abutted against the surface of an operation device.

2. A multi-function load mechanism according to claim 1, wherein: an auxiliary fixing plate (231) is arranged at one side, close to the operation equipment, of the lower part of the swing clamping piece (23), the expansion filling block (243) is arranged on the surface of the auxiliary fixing plate (231), and auxiliary mounting grooves (2311) are respectively formed in the corresponding positions of the surface of the auxiliary fixing plate (231) and the left side and the right side of the expansion filling block (243);

and a locking notch (232) is arranged at the lower part of the swing clamping piece (23) close to the auxiliary fixing plate (231), a plurality of first bolts (233) are arranged in the locking notch (232), and when the clamping component (2) is used for clamping and fixing the working equipment, the first bolts (233) are abutted against the surface of the working equipment.

3. A multi-function load mechanism as claimed in claim 2, wherein: the clamping fixing mechanism (25) comprises a clamping block (251), a mounting plate (252), a fixing plate (253) and second bolts (254), wherein the supporting piece (21) is mounted on the fixing plate (253), the mounting plate (252) is sleeved outside the fixing plate (253), the clamping block (251) is arranged above the mounting plate (252), the fixing plate (253) is fixed on the mounting plate (252) through the second bolts (254), a plurality of second bolts (254) are arranged, one second bolt (254) sequentially penetrates through the fixing plate (253) and the mounting plate (252) and then is in threaded connection with the clamping block (251), and when the second bolts (254) rotate, the clamping block (251) can be lifted along with the rotation of the second bolts (254).

The lower end of the mounting plate (252) is provided with an inward concave step edge at the corresponding position of the fixing plate (253), and the depth of the step edge is the same as the thickness of the fixing plate (253);

the step edge surface of the lower end of the mounting plate (252) which is concave inwards is covered with a layer of magnet, and when the fixing plate (253) approaches, the fixing plate (253) is adsorbed on the surface of the magnet.

4. A multi-function load mechanism according to claim 3, wherein: the clamping block (251) is provided with a bending part, a space is reserved between the bending part and the mounting plate (252) so as to adapt to unmanned aerial vehicles with different sizes and thicknesses by adjusting the space, two sides of the clamping block (251) are respectively provided with a trapezoid limiting block (2512), and the width of the trapezoid limiting block (2512) is gradually increased from one end close to the unmanned aerial vehicle to the other end;

the mounting plate (252) is provided with a second threaded hole (2521), the clamping block (251) is also provided with a first threaded hole (2511), and the second bolt (254) sequentially penetrates through the fixing plate (253) and the second threaded hole (2521) and then is in threaded connection with the first threaded hole (2511).

5. A multi-function load mechanism according to claim 1, wherein: the buffer support (26) comprises a support single body (261), a second spring (262) and a third spring (263), one side, close to the swing clamping piece (23), of the support single body (261) is of a flaring structure, the second spring (262) and the third spring (263) are both arranged in the flaring structure, the second spring (262) is sleeved outside the third spring (263), and the circle distance of the second spring (262) is larger than that of the third spring (263);

one side of the supporting piece unit (261) facing the second spring (262) is provided with an abutting piece (6112), the outer diameter of the abutting piece (6112) is larger than that of the third spring (263), and a space for the supporting rod (2611) to move is reserved between the third spring (263) and the abutting piece (6112).

6. A multi-function load mechanism as recited in claim 5, wherein: the support member single body (261) comprises a support rod (2611), a plastic support member (2612) and a guide rod (2613), wherein the plastic support member (2612) is symmetrically arranged at the left part of the support rod (2611) in a splayed shape, the left end of the support rod (2611) is provided with a movable air cavity (6111), and the guide rod (2613) is inserted into the movable air cavity (6111) from outside to inside;

the plastic support (2612) and the guide rod (2613) are both connected to the surface of the swing clamp (23).

7. A multi-function load mechanism as recited in claim 6, wherein: the movable air cavity (6111) is respectively communicated with a one-way exhaust hole (6115) through an air hole (6113), the air hole (6113) is arranged closer to the guide rod (2613) than the one-way exhaust hole (6115), the air flow direction at the position of the one-way exhaust hole (6115) is a low-resistance direction from inside to outside, a sealing rubber ring is sleeved outside one end of the guide rod (2613) inserted into the movable air cavity (6111), and the guide rod (2613) is connected with a piston in the movable air cavity (6111) through the sealing rubber ring;

one end, far away from the guide rod (2613), of the movable air cavity (6111) is further communicated outwards through an exhaust hole (6114), the inner diameter of the exhaust hole (6114) is smaller than the inner diameter of the one-way exhaust hole (6115) after the opening, and the gas flow which can be exhausted at the exhaust hole (6114) is smaller than the gas flow which can be exhausted outwards through the one-way exhaust hole (6115).

8. A multi-function load mechanism as recited in claim 7, wherein: the unidirectional exhaust hole (6115) comprises symmetrically arranged rubber closing blocks (1151) and limiting blocks (1152), the limiting blocks (1152) are splayed and symmetrical, the rubber closing blocks (1151) are respectively arranged on the two limiting blocks (1152), and the rubber closing blocks (1151) are made of rubber;

the inner side and the outer side of each rubber closing block (1151) are respectively provided with a bending notch, and the two bending notches on each rubber closing block (1151) are arranged in a staggered manner and are arranged above the limiting block (1152).

9. An unmanned aerial vehicle, its characterized in that: the load mechanism comprises the unmanned aerial vehicle body (1) and propeller supports (3), wherein the propeller supports (3) are in a ring array and are arranged on the outer side of the unmanned aerial vehicle body (1), a driving motor (4) is arranged at the tail end of each propeller support (3), propellers (5) are arranged on an output shaft of each driving motor (4), a plurality of load mechanisms are arranged, and each load mechanism is arranged on the lower side of the unmanned aerial vehicle body (1);

the loading mechanism is clamped at the lower edge of the unmanned aerial vehicle body (1) through the clamping fixing mechanism (25).