CN116262542A - Unmanned aerial vehicle load mounting structure and unmanned aerial vehicle - Google Patents

Abstract

The invention discloses an unmanned aerial vehicle load installation structure which comprises a machine body, a load and a locking component, wherein the load can be installed on the machine body through the locking component, a first switching circuit board is arranged on the machine body and is in communication connection with a functional module on the machine body, a second switching circuit board is arranged on the load and is in communication connection with the functional module on the load, a first connecting terminal is arranged on the first switching circuit board, a second connecting terminal is arranged on the second switching circuit board, and when the load is installed on the machine body, the first connecting terminal and the second connecting terminal are in plug-in fit to realize communication connection between the machine body and the functional module on the load. According to the load connection structure provided by the scheme, the function module on the load and the communication connection of the function module on the machine body can be realized quickly when the load and the machine body are fixed, so that the load can be controlled through the upper control module, and the power supply on the machine body can supply power for working.

Description

Unmanned aerial vehicle load mounting structure and unmanned aerial vehicle

Technical Field

The application relates to the technical field of aircrafts, in particular to an unmanned aerial vehicle load mounting structure and an unmanned aerial vehicle.

Background

The unmanned aerial vehicle can be applied to scenes such as agriculture, industry and the like, and in the field of plant protection, various operation equipment can be installed on the unmanned aerial vehicle so as to realize operations such as spraying medicament, seeds, powder and the like. Wherein, the operation equipment can be a sowing system or a spraying system.

In agricultural activities, agricultural operators are required to complete the sowing and spraying operations. If two aircrafts are used for spraying and sowing respectively, this results in excessive costs for farm work. If a sowing system or a spraying system is simultaneously loaded on the unmanned aerial vehicle body, the unmanned aerial vehicle is liable to be oversized, and the operation efficiency is low. Accordingly, there is a need to provide a drone device that can be quickly switched between a broadcast system and a spray system.

Disclosure of Invention

The aim of the embodiment of the invention is that: the utility model provides an unmanned aerial vehicle load mounting structure and unmanned aerial vehicle, it can solve the above-mentioned problem that exists among the prior art.

In order to achieve the above purpose, the present application adopts the following technical scheme:

the invention provides an unmanned aerial vehicle load installation structure, which comprises a machine body, a load and a locking assembly, wherein the load can be installed on the machine body through the locking assembly, a first switching circuit board is arranged on the machine body and is in communication connection with a functional module on the machine body, a second switching circuit board is arranged on the load and is in communication connection with the functional module on the load, the first switching circuit board comprises a first connecting terminal, the second switching circuit board comprises a second connecting terminal, and when the load is installed on the machine body, the first connecting terminal and the second connecting terminal are in plug-in fit to realize communication connection between the machine body and the functional module on the load.

Optionally, the body has a fixed frame, and the first switching circuit board is disposed on a side surface of the fixed frame facing the load.

Optionally, the load comprises a landing gear and a liquid storage box or a liquid storage box mounted on the landing gear, and the second switching circuit board is arranged on one side surface of the landing gear facing the machine body.

Optionally, the unmanned aerial vehicle circuit assembly is further arranged on the fuselage, and the first switching circuit board is in communication connection with the functional module on the fuselage through the unmanned aerial vehicle circuit assembly.

Optionally, unmanned aerial vehicle circuit assembly includes transfer circuit board and card line frame, be provided with binding post on the transfer circuit board, the card line frame includes the line frame body and sets up a plurality of cable joint spare on the line frame body, accessible between the connecting wire of each module on the unmanned aerial vehicle binding post realizes communication connection, or respectively through direct connection after the cable joint spare is fixed.

Optionally, a guide element is disposed on a side surface of the body facing the load, a mating element is disposed on a side surface of the landing gear facing the body, and the guide element cooperates with the mating element for guiding during docking of the body with the load.

Optionally, the guide member has a conical table structure, the cross-sectional area of the guide member gradually decreases from a side close to the body to a side far away from the body, and the engaging member is formed with an engaging groove adapted to engage with the guide member.

Optionally, the first connection terminal and the second connection terminal have terminal protection shells respectively in the circumference, and the height of the first connection terminal and the second connection terminal in the plugging direction is smaller than the height of the corresponding protection shells.

Optionally, the fuselage is last to be provided with organism pipeline subassembly, organism pipeline subassembly and shower nozzle intercommunication, it is kept away from the tip of shower nozzle is provided with first pipeline connecting piece, be provided with load pipeline subassembly on the load, load pipeline subassembly and stock solution container intercommunication, it is kept away from the tip of stock solution container is provided with the second pipeline connecting piece, works as the load with the fuselage is connected, first pipeline connecting piece with the second pipeline connecting piece cooperatees and can realize quick connection.

Optionally, the first connection terminal is mounted on the first switching circuit board through a plug connected with the first switching circuit board, and the second connection terminal is mounted on the second switching circuit board through a plug connected with the second switching circuit board.

Optionally, the first connection terminal extends in a direction toward the load, and the second connection terminal extends in a direction toward the body.

Optionally, the first connection terminal and the second connection terminal are in mating connection in a plugging, clamping or abutting mode.

Simultaneously, provide an unmanned aerial vehicle, adopt unmanned aerial vehicle load mounting structure as described above to carry out the load and connect.

The beneficial effects of this application are: according to the load connection structure provided by the scheme, the function module on the load and the communication connection of the function module on the machine body can be realized quickly when the load and the machine body are fixed, so that the load can be controlled through the upper control module, and the power supply on the machine body can supply power for working.

Drawings

The present application is described in further detail below with reference to the drawings and examples.

Fig. 1 is a schematic perspective view of a three-dimensional structure of a unmanned aerial vehicle according to an embodiment of the present application.

Fig. 2 is a schematic perspective view of another perspective view of the unmanned aerial vehicle according to the embodiment of the present application.

Fig. 3 is a schematic perspective view of a fixing frame according to an embodiment of the present application.

Fig. 4 is a schematic perspective view of a fixing frame according to an embodiment of the present application.

Fig. 5 is a schematic view illustrating a combination of a load and a stand assembly and a fixed frame according to an embodiment of the present application.

Fig. 6 is a schematic perspective view of a foot stand assembly and a liquid storage container according to an embodiment of the disclosure.

Fig. 7 is a cross-sectional view of a fitting according to an embodiment of the present application.

Fig. 8 is a schematic view illustrating an internal structure of a fuselage according to an embodiment of the present application.

Fig. 9 is a schematic structural view of a stand assembly of the unmanned device according to an embodiment of the present application.

Fig. 10 is a schematic structural view of a first pipe connector according to an embodiment of the present application.

Fig. 11 is a schematic structural view of a second pipe connector according to an embodiment of the present application.

Fig. 12 is a schematic view illustrating a combined state of the second pipe connection piece and the second pipe bracket according to the embodiment of the present application.

Fig. 13 is a middle cross-sectional view of the structure of fig. 12.

Fig. 14 is a schematic perspective view of another perspective view of the unmanned aerial vehicle according to the embodiment of the present application.

Fig. 15 is an enlarged schematic view of a partial structure in fig. 14.

Fig. 16 is a schematic perspective view of another perspective view of a fixing frame according to an embodiment of the present application.

Fig. 17 is an enlarged schematic view of the partial structure of fig. 16.

Fig. 18 is a schematic diagram of the structure from the backside view of fig. 16.

Fig. 19 is a schematic structural diagram of the combination of the positive electrode connection plate and the negative electrode connection plate according to the embodiment of the present application.

In the figure:

1. a body; 10. a fixed frame; 11. a fixing frame; 110. a through groove; 111. a connection part; 1110. a communication groove; 112. a horn fixing portion; 113. a mating portion; 12. a mounting frame; 120. a mounting cavity; 121. a front end plate; 122. a rear end plate; 123. a side plate; 124. a connecting plate; 125. a partition plate; 126. a battery guide module; 13. a connecting beam;

2. a horn; 21. a rod body;

3. a foot rest assembly; 31. support legs; 311. a top support bar; 312. a bottom support bar; 3121. a first leg segment; 3122. a second leg section; 3123. a third leg section; 3124. a space for avoiding the position; 32. a connecting rod; 33. a connection frame; 331. a guide member; 34. a latch assembly; 35. a mating member; 351. a mating groove;

4. a power assembly; 41. a motor base; 42. a motor; 43. a propeller; 44. electrically regulating;

5. a load; 51. a liquid storage container; 511. a water outlet of the container; 52. a spray head; 53. a water pump; 541. a first pipe connection; 5411. a first connection portion; 5412. a second connecting portion; 542. a second pipe connection; 5421. a third connecting portion; 5422. a fourth connecting portion; 5423. a third connecting plate; 5424. a connecting plate mounting hole; 543. a first conduit bracket; 5431. a mounting groove; 5432. a first connection plate; 5433. a second connecting plate; 544. a second pipeline bracket; 545. a shock pad;

6. A battery;

7. an electric control module;

8. a circuit assembly; 81. a transfer circuit board; 82. a wire clamping frame; 821. a cable clamping piece; 822. a wire frame body; 83. a communication line; 84. a first switching circuit board; 841. a first connection terminal; 85. a second switching circuit board; 851. a second connection terminal;

86. a positive electrode connecting plate; 861. a positive electrode connection end; 87. a negative electrode connection plate; 871. a negative electrode connection terminal; 88. a substrate connection portion; 881. and a connecting piece.

Detailed Description

In order to make the technical problems solved, the technical solutions adopted and the technical effects achieved by the present application more clear, the technical solutions of the embodiments of the present application are described in further detail below, and it is obvious that the described embodiments are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope of the present application.

In the description of the present application, unless explicitly stated and limited otherwise, the terms "connected," "secured" and "fixed" are to be construed broadly, as for example, they may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.

In this application, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, and may also include the first and second features not being in direct contact but being in contact with each other by way of additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

Referring to fig. 1-18, the present embodiment provides an unmanned aerial vehicle including a fuselage 1, a horn 2, a foot rest assembly 3, a power assembly 4, a battery 6, an electronic control module 7 and a load 5, wherein the power assembly 4 includes a motor base 41, a motor 42, a propeller 43 and an electric regulator 44 for controlling the rotation of the motor 42. The number of the machine arms 2 is four, and the machine arms are symmetrically distributed on two sides of the machine body 1 and are connected with the machine body 1. The foot rest subassembly is fixed in the below of fuselage 1 in order to guarantee unmanned aerial vehicle stability of taking off and landing. The power component 4 is fixed at the end part of the horn 2 far away from the fuselage 1, and the power component 4 provides lifting force for unmanned aerial vehicle flight. The load 5 is arranged below the machine body 1 and used for containing articles to be sprayed or transported, the battery 6 is fixed on the machine body 1 and electrically connected with the power assembly 4 so as to provide electric energy for the power assembly 4, and the electric control module is fixed on the machine body 1 and used for controlling the flight posture of the unmanned aerial vehicle.

Referring to fig. 1 to 4, the body 1 includes a fixing frame 10 and a mounting frame 12 fixedly coupled to the fixing frame 10.

The fixing frame 10 includes two symmetrically arranged fixing frames 11 and a connecting beam 13 connecting the two fixing frames 11. The fixing frame 11 includes a connection portion 111, two arm fixing portions 112 extending along both ends of the connection portion 111, and two fitting portions 113 extending perpendicular to the connection portion 111. The connection portion 111 has a square housing structure, and a communication groove 1110 is formed in the connection portion 111.

Referring to fig. 4, the connection beams 13 connect two mating portions 113 provided opposite to each other in the two fixing frames 11, respectively. Thus, the two fixing frames 11 are enclosed together to form a fixing frame 10 with a through groove 110 formed in the middle.

Referring to fig. 2, the mounting frame 12 includes a front end plate 121, a rear end plate 122, two side plates 123 connected to both ends of the front end plate 121, the rear end plate 122, respectively, and a connection plate 124 extending along the front end plate 121. The connecting plates 124 will respectively connect the other two mating portions 113 oppositely disposed in the two fixing frames 11.

The front end plate 121, the rear end plate 122, and the two side plates 123 together define a vertically penetrating installation cavity 120. The battery 6 is adapted to be disposed through the mounting cavity 120.

Further, the mounting frame 12 further includes a partition plate 125, and both ends of the partition plate 125 are connected to the front end plate 121 and the rear end plate 122, respectively. The partition plate 125 divides the mounting chamber 120 into a first mounting chamber and a second mounting chamber. The batteries 6 include two batteries 6 disposed in the first and second mounting cavities, respectively.

Preferably, when the battery guide modules 126 are further provided on the inner walls of the front and rear end plates 121 and 122, the battery guide modules 126 may guide, damp and fix the batteries 6.

Referring to fig. 1-2, the number of arms 2 is four, and each arm 2 includes a cylindrical hollow rod 21. In this embodiment, the rod body 21 is an aluminum alloy tube wrapped with a carbon fiber material. In other embodiments, the rod 21 may be a plastic tube made of plastic or a carbon tube made of carbon fiber material. The rod 21 includes a free end and a fixed end which are oppositely disposed, the fixed end of the rod 21 is connected to the fixed portion 112 of the arm 2, and the free end of the rod 21 is provided with a corresponding power assembly 4. Specifically, one end of the rod body 21 is fixed to the fixed portion 112 of the horn 2 by a clamping mechanism.

Referring to fig. 1, 5 and 6, the stand assembly 3 includes a connection frame 33 and two support legs 31, the two support legs 31 are mirror symmetry with respect to the connection frame 33, each support leg 31 has a first support portion and a second support portion that are on the same plane, a space 3124 is formed between the first support portion and the second support portion, and the space 3124 is used for avoiding materials that are scattered by the unmanned aerial vehicle 100 in a material scattering process.

Along fuselage 1 direction of advance in this scheme, two supporting legs 31 bilateral symmetry set up in fuselage 1 below, simultaneously, and scatter the device setting in fuselage 1 below, and correspond keep away position space 3124 setting, can make from this that the seed that scatter the device broadcast, materials such as chemical fertilizer can not strike supporting leg 31, and can all broadcast and go out through keep away position space 3124 to guarantee homogeneity and the continuity that the material was broadcast.

Each supporting leg 31 comprises a top supporting rod 311, a bottom supporting rod 312 and side supporting rods, and two ends of each side supporting rod are respectively connected with the top supporting rod 311 and the bottom supporting rod 312. The bottom support bar 312 includes a first leg portion 3121, a second leg portion 3122, and a third leg portion 3123 that are sequentially bent and connected. Thus, the first leg 3121 forms a first support portion, the third leg 3123 forms a second support portion, and the second leg 3122 is recessed toward the connection frame 33 with respect to the first leg 121 and the third leg 3123 to form the avoidance space 3124. The connection frame 33 is connected between two top support rods 311 of the support legs 31, and the two support legs 31 are respectively and fixedly connected with the connection frame 33 through the top support rods 311.

Through setting up supporting leg 31 into by a plurality of sections bearing structure bending molding, can make supporting leg 31 have stronger elasticity, improve the buffer performance of unmanned aerial vehicle 100 in-process of descending, avoid striking with ground or take off and land the platform and lead to unmanned aerial vehicle 100 part damage, the emergence of trouble such as becoming flexible.

Specifically, referring to fig. 6, in this embodiment, the connecting frame 33 has a rectangular structure and includes two connecting bases disposed parallel to each other and two connecting rods 32 disposed parallel to each other, and the two connecting rods 32 are respectively connected to the two connecting bases at two ends. Both ends of the two connecting rods 32 are connected with the connecting base through hinge structures, respectively. The adoption of the rectangular connecting frame 33 can enable the whole unmanned aerial vehicle 100 to have better symmetry, and ensure the stability of the unmanned aerial vehicle in the flight process.

Further, a guide 331 is provided on a side of the connection frame 33 away from the avoidance space 3124, and the guide 331 is used for guiding the foot rest assembly 3 when the foot rest assembly is connected to the unmanned device. The guide 331 has a tapered mounting structure, and the cross-sectional area of the guide decreases gradually from the side closer to the connection frame 33 to the side farther from the connection frame 33.

Preferably, the body 1 is provided with a mating member 35, and the mating member 35 is used for guiding when the body 1 is assembled with the foot rest assembly 3.

Further, referring to fig. 3 and 7, an engaging piece 35 is provided at a lower end surface of the fixing frame 11, and an engaging groove 351 adapted to engage the guide 331 is formed on the engaging piece 35. The guide 331 is engaged with the engaging groove 351 before the leg members are coupled by the two latch members 34, thereby preventing the leg members 3 from moving relative to the body 1 in the front-rear, left-right directions.

Through setting up direction piece 331 and cooperation piece 35, can accelerate the butt joint speed between foot rest subassembly 3 and the fuselage 1 on the one hand, can realize counterpoint installation easily, on the other hand, the guide structure can guarantee that foot rest subassembly 3 and fuselage 1 realize inseparabler equipment, avoids both to take place relative position removal and leads to unmanned aerial vehicle unstable.

Referring to fig. 5, the stand assembly 3 in this embodiment is detachably mounted on the fixing frame 11 by two latch assemblies 34. I.e. the latch assembly 34 of the present embodiment is used to connect the foot rest assembly 3 as a first component and the mount 11 as a second component. It should be noted that the first component is the stand assembly 3 and the second component is the fixing frame 11, and the present solution is not limited thereto, and in other embodiments, the fixing frame 11 may be used as the first component and the stand of the unmanned device may be used as the second fixing member.

Meanwhile, referring to fig. 8-9, the present embodiment further provides a unmanned aerial vehicle pipeline system, including:

the machine body pipeline assembly is arranged on the machine body 1 and communicated with the spray head 52, and a first pipeline connecting piece 541 is arranged at the end part of the machine body far away from the spray head 52;

a load pipeline assembly, which is arranged on the load 5 and communicated with the liquid storage container 51, and a second pipeline connecting piece 542 is arranged at the end part of the load pipeline assembly far away from the liquid storage container 51;

when the load 5 is connected to the body 1, the first pipe connector 541 and the second pipe connector 542 cooperate to achieve a quick connection.

Specifically, in unmanned aerial vehicle application, when it is as the carrier of broadcast operation, install broadcast the device on unmanned aerial vehicle, broadcast the device including the feed bin of storing the seed and broadcast the ware, when unmanned aerial vehicle carries broadcast the device and fly according to setting for the orbit, broadcast the device and can broadcast the seed gradually along its orbit that flies, realized broadcast the function promptly. Therefore, in the application, only the unmanned aerial vehicle and the broadcasting device which are independent of each other are required to be installed and connected. When taking unmanned aerial vehicle as the carrier of spraying operation, generally need set up the shower nozzle on unmanned aerial vehicle's horn, install sprinkler on unmanned aerial vehicle, the liquid in the sprinkler is by shower nozzle blowout, alright realize spraying operation to unmanned aerial vehicle flight's orbit.

The existing unmanned aerial vehicle for broadcasting does not have a spraying system, so that the spraying operation cannot be completed, and the unmanned aerial vehicle for spraying carries the spraying system, but the pipeline system on the existing unmanned aerial vehicle cannot be quickly assembled and disassembled with the pipeline system of the load, so that the unmanned aerial vehicle for spraying is not convenient to convert into the unmanned aerial vehicle for broadcasting for use.

According to the unmanned aerial vehicle pipeline system of the embodiment, the load 5 comprises the liquid storage container 51, when a spraying function is needed, spraying liquid is filled in the liquid storage container 51, the second pipeline connecting piece 542 of the load pipeline assembly is aligned with the first pipeline connecting piece 541 of the machine body pipeline assembly, the load pipeline assembly and the machine body pipeline assembly can be quickly connected, and after the load pipeline assembly and the machine body pipeline assembly are connected, the spraying liquid in the liquid storage container 51 can be conveyed to the spray head 52 through the load pipeline assembly and the machine body pipeline assembly and sprayed out. When the broadcasting function is needed, the load 5 used for spraying can be quickly detached, and the broadcasting equipment is installed on the unmanned aerial vehicle, so that the broadcasting function and the spraying function of the unmanned aerial vehicle can be quickly switched.

Therefore, based on the unmanned aerial vehicle pipeline system of this embodiment, can realize broadcasting the function with unmanned aerial vehicle and spray the quick switch between the function.

When it should be noted that, the connection between the first pipeline connector 541 and the second pipeline connector 541 is only for conducting between the body pipeline assembly and the load pipeline assembly, and other connection structures with load bearing functions are required to be further arranged between the load 5 and the machine body 1, and the specific connection manner can refer to the connection scheme described above.

Generally, the first pipe connector 541 is disposed in the middle of the body 1, and the nozzle 52 is disposed at the distal end of the arm 2, so in this embodiment, the body pipe assembly further has a body communication pipe, and the first pipe connector 541 communicates with the nozzle 52 through the body communication pipe. Specifically, the spray heads 52 may be simultaneously disposed on a single horn 2 or multiple horns 2 according to actual requirements, and each spray head 52 is communicated with the first pipeline connector 541 through one of the body communicating pipes. In this embodiment, the body communicating pipe is arranged to communicate with the spray head 52, so that the spray head 52 can be arranged at the distal end of the arm 2, thereby enlarging the spraying range.

Further, referring to fig. 10, the first pipe connector 541 includes a first connecting portion 5411 and a second connecting portion 5412 that are mutually communicated, the first connecting portion 5411 is used for communicating with the second pipe connector 542, and the second connecting portion 5412 is used for communicating with the spray head 52.

As a preferred implementation manner of this embodiment, the first connection portion 5411 is a pagoda joint, and is used for connecting the body communicating pipe, a fitting groove 351 is formed on the outer periphery of the second connection portion 5412, and a sealing ring is disposed in the fitting groove 351. The first connecting portion 5411 is arranged to be a pagoda joint, so that the stability of connection between the machine body communicating pipe and the first connecting portion 5411 can be ensured, and an effective anti-falling effect can be achieved. When the second connecting portion 5412 is connected with the second pipeline connecting member 542, the sealing performance of the connection between the second connecting portion 5412 and the second pipeline connecting member 542 can be ensured, and the sealing ring is limited and locked by the matching groove 351, so that the sealing ring can be prevented from falling off.

Further, the first pipe bracket 543 is further provided to support the first pipe connector 541, the first pipe bracket 543 includes a first connecting plate 5432 and a second connecting plate 5433 perpendicular to each other, the first pipe connector 541 is mounted on the first connecting plate 5432, and the first connecting portion 5411 and the second connecting portion 5412 are respectively located at two sides of the first connecting plate 5432. When the first connecting plate 5432 is installed, the first pipeline connecting piece 541 is supported, the second connecting plate 5433 is connected with the machine body 1, wherein the first connecting plate 5432 and the second connecting plate 5433 are vertically arranged, and when the first connecting plate 5432 is installed, the second connecting plate 5433 is connected with the side wall of the fixed frame 10, so that the installed first pipeline connecting piece 541 is in a horizontal installation state, and the butt joint of the first pipeline connecting piece 541 and the second pipeline connecting piece 542 is convenient.

In order to improve the mounting stability, referring to fig. 10, a mounting groove 5431 is provided on the back side of the first pipeline bracket 543, and the mounting groove 5431 may be engaged with a protruding structure on the fixing frame 10 during mounting, so that the mounting reliability of the first pipeline bracket 543 may be improved.

To effect pumping out of the liquid in the reservoir 51, referring to fig. 9, the present embodiment further comprises a water pump 53 for powering the piping system, said water pump 53 being arranged in said load piping assembly. That is, when the load 5 is connected to the main body 1 by directly providing the water pump 53 in the load line assembly, the liquid can be pumped directly by the water pump 53 without installing a power unit.

Further, the load line assembly further has a load communication pipe, the second line assembly is communicated with the water pump 53 through the load communication pipe, and the water pump 53 is communicated with the liquid storage container 51.

The lower part of the liquid storage container 51 is provided with a container water outlet 511, the container water outlet 511 is communicated with the water inlet of the water pump 53 through the load communicating pipe, and the second pipeline connector 542 is arranged at one side of the water pump water outlet. In the load line assembly, there are a plurality of load communication pipes for connection between the reservoir, the water pump 53 and the second line connection 542.

With reference to fig. 11, regarding the specific structure of the second pipe connector 542, the second pipe connector 542 includes a third connecting portion 5421 and a fourth connecting portion 5422 that are mutually communicated, the third connecting portion 5421 is used for communicating with the water outlet of the water pump 53, and the fourth connecting portion 5422 is used for communicating with the first pipe connector 541.

Specifically, the third connection portion 5421 is a pagoda connector, and is used for connecting the load communicating tube, and a matching cavity is formed in the fourth connection portion 5422, and the matching cavity is matched with the first pipeline connector 541. Similarly, the third connection 5421 of the pagoda fitting can be reliably connected to the load communication tube. The periphery of the second connecting portion 5421 of this embodiment is provided with a sealing ring, and the fourth connecting portion 5422 is just formed with a matching cavity matched with the same, when in connection, only the simplest inserting mode is needed, so that the second connecting portion 5412 is inserted into the matching cavity of the fourth connecting portion 5422, and meanwhile, the sealing ring is attached to the inner wall of the matching cavity after insertion, thereby ensuring the sealing performance between the two.

For facilitating quick connection, in this embodiment, the second connection portion 5412 is disposed downward relative to the unmanned aerial vehicle, and the fourth connection portion 5422 is disposed upward relative to the unmanned aerial vehicle, and when the connection is performed, the load 5 and the machine body 1 are aligned up and down, so that the second connection portion 5412 and the fourth connection portion 5422 can be quickly plugged.

Referring to fig. 11, the second pipe coupling 542 has a third connection plate 5423, two ends of the third connection plate 5423 have connection plate mounting holes, and the third connection portion 5421 and the fourth connection portion 5422 are both located between the connection plate mounting holes. When the second pipeline connecting piece 542 is installed, the whole second pipeline connecting piece 542 can be fastened through the connecting plate installing holes at the two ends.

Further, referring to fig. 12-13, a second conduit bracket 544 for connecting the second conduit connector 542 to the landing gear is further included, and a shock pad 545 is disposed between the second conduit connector 542 and the second conduit bracket 544. The second pipeline connecting piece 542 is supported by the second pipeline bracket 544, and a shock pad 545 is arranged between the second pipeline bracket 544 and the second pipeline connecting piece 542, so that the second pipeline connecting piece 542 and the second pipeline bracket 544 can be relatively fine-tuned, the dimensional deviation between the second pipeline connecting piece 542 and the first pipeline connecting piece 541 can be compensated, and the matched sealing performance after the connection of the second pipeline connecting piece 542 and the first pipeline connecting piece 541 is ensured.

Meanwhile, the embodiment also provides an unmanned aerial vehicle, which comprises a machine body 1 and a load 5, wherein a spray head 52 is arranged on the machine body 1, a liquid storage container 51 is arranged on the load 5, and the spray head 52 is communicated with the liquid storage container 51 by adopting the unmanned aerial vehicle pipeline system. Similarly, this unmanned aerial vehicle has the advantage that can carry out quick assembly disassembly with load 5.

Further, referring to fig. 1, in the unmanned aerial vehicle load connection structure in this embodiment, the load 5 may be installed on the body 1 through the locking component, a first switching circuit board 84 is provided on the body 1, the first switching circuit board 84 is in communication connection with a functional module on the body 1, a second switching circuit board 85 is provided on the load 5, the second switching circuit board 85 is in communication connection with the functional module on the load 5, a first connection terminal 841 is provided on the first switching circuit board 84, a second connection terminal 851 is provided on the second switching circuit board 85, when the load 5 is installed on the body 1, the first connection terminal 841 is in plug-in fit with the second connection terminal 851 so as to realize communication connection between the body 1 and the functional module on the load 5.

Specifically, in this embodiment, the first connection terminal 841 is mounted on the first switching circuit board 84 by a plug connected to the first switching circuit board 84, and the second connection terminal 851 is mounted on the second switching circuit board 85 by a plug connected to the second switching circuit board 85.

The first connection terminals 841 extend in a direction toward the load, and the second connection terminals 851 extend in a direction toward the body 1.

Optionally, the first connection terminal 841 and the second connection terminal 851 are cooperatively connected by plugging, clamping or abutting.

In this embodiment, the first connection terminal 841 and the second connection terminal 851 are connected in a mating manner.

According to the load 5 connecting structure provided in the scheme, the functional module on the load 5 and the functional module on the machine body 1 can be quickly connected in a communication manner when the load 5 and the machine body 1 are fixed, so that the load 5 can be controlled through the upper control module, and the power supply on the machine body 1 can supply power for working.

Specifically, referring to fig. 8 and 9, in the present embodiment, the body 1 has a fixed frame 10, and the first switching circuit board 84 is disposed on a side surface of the fixed frame 10 facing the load 5. The load 5 comprises a landing gear, a liquid storage box or a liquid storage box mounted on the landing gear, and the second switching circuit board 85 is arranged on the surface of one side of the landing gear, which faces the machine body 1.

As described above, the first switching circuit board 84 and the second switching circuit board 85 are disposed opposite to each other, so that the plugging direction of the first connection terminal 841 and the second connection terminal 851 is the same as the butt joint direction of the body 1 and the load 5, and the fixation of the body 1 and the load 5 and the electrical connection of the first connection terminal 841 and the second connection terminal 851 can be performed synchronously, thereby simplifying the mounting steps of the load 5 and the body 1, and achieving efficient and reliable connection.

Preferably, in this embodiment, the fuselage 1 is further provided with an unmanned aerial vehicle circuit assembly 8, and the first switching circuit board 84 is communicatively connected to the functional module on the fuselage 1 through the unmanned aerial vehicle circuit assembly 8.

Referring to fig. 3 and 6, in order to facilitate the alignment connection of the body 1 and the load 5, a guide 331 is provided on a side surface of the body 1 facing the load 5, a mating element 35 is provided on a side surface of the landing gear facing the body 1, and during the docking process of the body 1 and the load 5, the guide 331 cooperates with the mating element 35 to guide.

Specifically, the guide member 331 has a tapered mesa structure, the cross-sectional area of which gradually decreases from a side closer to the body 1 to a side farther from the body 1, and the engaging member 35 is formed with an engaging groove 351 adapted to engage the guide member 331.

Further, referring to fig. 8 and 9, the first connection terminal 841 and the second connection terminal 851 have terminal protection cases at the circumferences thereof, respectively, and the heights of the first connection terminal 841 and the second connection terminal 851 in the plugging direction thereof are smaller than the heights of the corresponding protection cases.

The unmanned aerial vehicle load 5 connection structure's a preferred scheme, when using unmanned aerial vehicle to spray the operation, be provided with organism pipeline subassembly on the fuselage 1, organism pipeline subassembly with shower nozzle 52 intercommunication, its keep away from the tip of shower nozzle 52 is provided with first pipeline connecting piece 541, be provided with load 5 pipeline subassembly on the load 5, load 5 pipeline subassembly and reservoir 51 intercommunication, its keep away from the tip of reservoir 51 is provided with second pipeline connecting piece 542, works as the undercarriage with when fuselage 1 is connected, first pipeline connecting piece 541 with second pipeline connecting piece 542 cooperatees and can realize quick connection.

Therefore, this scheme can realize simultaneously that the structure of load 5 and fuselage 1 is fixed, the communication connection between function module and the fuselage 1 on the load 5 and the intercommunication between the liquid pipeline on the load 5 and the fuselage 1 on the liquid pipeline, collects multiple connection scheme and go on with one step, easy operation is swift, and packaging efficiency is high, effectual.

Meanwhile, this embodiment also provides a specific structure of the unmanned aerial vehicle circuit assembly 8, referring to fig. 14-17, including a relay circuit board 81 and a cable holder 82, the relay circuit board 81 is provided with a connection terminal, the cable holder 82 includes a cable holder body 822 and a plurality of cable fastening members 821 disposed on the cable holder body 822, and the connection lines 83 of each module on the unmanned aerial vehicle can be connected through the connection terminal in a communication manner, or respectively connected directly after being fixed by the cable fastening members 821.

Based on the above-mentioned circuit assembly 8, for the circuit that needs to realize electrical switching through the transfer circuit board 81, it can be directly plugged into the connection terminal of the transfer circuit board 81; for the circuit which does not need to be transferred through the transfer circuit board 81, the cable can be directly clamped on the wire clamping frame 82; the transfer circuit board 81 can be used for transferring main circuits, and the wire clamping frame 82 can be used for clamping other auxiliary circuits, so that the circuits are fixed and combed, the circuits are orderly arranged, and alignment assembly of workers is facilitated. Meanwhile, each line is clamped by the wire clamping frame, so that the phenomenon that the judgment of a worker is affected due to loose connected lines can be avoided, and the assembly efficiency of the worker is improved.

Specifically, the cable clamping member 821 has a clamping portion for clamping the connection wire 83, the clamping portion has an opening structure, and the opening of the clamping portion gradually decreases from a direction away from the cable holder body 822 to a direction close to the cable holder body 822. The connecting wire 83 can be conveniently pressed into the clamping part by adopting an opening structure with a large upper part and a small lower part, and the connecting wire 83 is clamped by utilizing a reduced opening after being pressed. That is, the cable catch 821 of this structure facilitates quick catch of the connection wire 83.

In order to prevent the connecting wire 83 after the clamping from being separated from the cable clamping member, a limiting portion is protruded inwards from the end portion of the clamping portion, which is far away from the wire frame body 822, and the limiting portion is used for preventing the connecting wire 83 located in the clamping portion from falling off. Specifically, the connecting wire 83 after being pressed in is difficult to separate from the clamping part under the limit of the limit parts above the two sides of the connecting wire, and the stability and the reliability of the clamping wire are improved.

Preferably, the cable catch 821 is made of an elastic material. The cable clamping piece 821 is made of elastic materials, so that the opening size of the clamping part is smaller than the diameter of the connecting wire 83, two sides of the clamping part are extruded to expand outwards when the connecting wire 83 is pressed in, and the connecting wire 83 is located on the inner side of the limiting part after the connecting wire 83 is pressed in, so that the connecting wire 83 can be clamped tightly. Meanwhile, when the connection wire 83 needs to be taken out, the clamping portion can be opened by pulling out the connection wire 83. Therefore, the cable catch 821 made of an elastic material can facilitate the disassembly and assembly of the connection wire 83, while ensuring a reliable clamping degree.

Specifically, the cable clamping member 821 is disposed on the cable holder 822, and includes a first connection end connected to the cable holder 822 and a second connection end far away from the cable holder 822, where the clamping portion is formed at the second connection end.

Further, the cable connector 821 is disposed on the cable rack 822 and includes a first cable clamping portion and a second cable clamping portion, where the first cable clamping portion and the second cable clamping portion are disposed adjacent to each other, and the clamping portion is formed between the first cable clamping portion and the second cable clamping portion.

Preferably, the connecting wire 83 is sleeved with a connecting sleeve, and the connecting wire 83 is arranged in the clamping part through the connecting sleeve. The connecting sleeve is sleeved outside the connecting wire 83, so that the outer wall of the connecting wire 83 can be prevented from being directly contacted with the cable clamping piece 821, and abrasion of the surface of the connecting wire 83 in the process of disassembling and assembling the connecting wire 83 is avoided.

Preferably, in this embodiment, the unmanned aerial vehicle circuit assembly 8 may further include a positive connection board 86 and a negative connection board 87, where a plurality of positive connection ends 861 are disposed on the positive connection board 86, and the plurality of positive connection ends 861 are respectively connected to a positive lead of the battery 6 and a positive connection wire of the motor 42;

The negative connection plate 87 is provided with a plurality of negative connection terminals, and the negative connection terminals are respectively connected with a negative lead of the battery 6 and a negative wiring of the motor 42.

The battery 6 and the motor 42 are connected through the positive connection plate 86 and the negative connection plate 87, so that the wiring structure is clear, the wiring layout is reasonable, the wiring reliability and convenience can be ensured, and the problems of difficult maintenance and poor attractiveness caused by disordered wiring can be avoided.

For easy installation and space saving, the positive connection plate 86 and the negative connection plate 87 are stacked one on top of the other. Specifically, the positive electrode connection plate 86 and the negative electrode connection plate 87 are respectively provided with a plate connection portion 111, and the positive electrode connection plate 86 and the negative electrode connection plate 87 are connected and spaced apart by the plate connection portion 111 and a connection member 881. The connecting piece 881 is made of insulating materials, a plurality of connecting pieces 881 are arranged between the positive connecting plate 86 and the negative connecting plate 87, the positive connecting plate 86 and the negative connecting plate 87 are spaced through the connecting pieces 881, and preferably, the positive connecting plate 86 and the negative connecting plate 87 are parallel to each other in the scheme.

Specifically, the positive connection end 861 includes a positive power connection end and a positive motor 42 connection end, the positive connection plate 86 is connected to the positive electrode of the battery 6 through the positive power connection end, and is connected to the positive electrode of the motor 42 through the positive motor 42 connection end;

The negative electrode connecting end comprises a negative electrode power supply connecting end and a negative electrode motor 42 connecting end, the negative electrode connecting plate 87 is connected with the positive electrode of the battery 6 through the negative electrode power supply connecting end, and is connected with the negative electrode of the motor 42 through the negative electrode motor 42 connecting end.

In this embodiment, the number of the positive power supply connection terminals and the number of the negative power supply connection terminals are the same as the number of the batteries 6; the number of the connecting ends of the positive motor 42 and the number of the connecting ends of the negative motor 42 are the same as the number of the motors 42.

It should be noted that the number of positive power supply connection terminals and the number of negative power supply connection terminals are the same as the number of batteries 6, and the number of positive power supply connection terminals and the number of negative power supply connection terminals 42 are the same as the number of motors 42, which are not limiting, and in other embodiments, a scheme in which one positive power supply connection terminal and one negative power supply connection terminal correspond to a plurality of batteries 6, or one positive power supply connection terminal and one negative power supply connection terminal correspond to a plurality of motors 42 may be adopted.

The motor 42 is arranged on the arm 2 of the unmanned aerial vehicle in the embodiment, and the battery 6 is electrically connected with the motor 42 through the unmanned aerial vehicle circuit assembly 8.

Preferably, the body 1 includes a connecting frame 33 having a rectangular structure, four arms 2 are disposed at four corners of the connecting frame 33, and four arms 2 are symmetrically disposed with respect to the body 1. The end of each horn 2 far away from the machine body 1 is provided with a motor 42, the positive connection plate 86 is provided with four positive motor 42 connection ends with the same extending direction of the horn 2, and the negative connection plate 87 is provided with four negative motor 42 connection ends with the same extending direction of the horn 2. Therefore, the positive electrode wiring and the negative electrode wiring of the motor 42 are opposite to the horn 2, so that the motor is convenient to be transmitted into the horn 2 and connected with the motor 42.

The number of the batteries 6 is two, two positive power supply connection ends are respectively arranged at two ends of the positive power connection plate 86, two positive power supply connection ends are respectively connected with one positive electrode of the batteries 6, two negative power supply connection ends are respectively arranged at two ends of the negative power connection plate 87, and two negative power supply connection ends are respectively connected with one negative electrode of the batteries 6. The output currents of the two batteries 6 can be balanced by the above arrangement.

Further, the unmanned aerial vehicle line assembly 8 is disposed in the through groove 110. Therefore, the operation can be directly performed in the through groove 110 during the wiring operation, and the operation is more convenient.

In the description herein, it should be understood that the terms "upper," "lower," "left," "right," and the like are merely for convenience of description and to simplify the operation, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the application. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for providing a special meaning.

In the description herein, reference to the term "one embodiment," "an example," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in the foregoing embodiments, and that the embodiments described in the foregoing embodiments may be combined appropriately to form other embodiments that will be understood by those skilled in the art.

The technical principles of the present application are described above in connection with specific embodiments. These descriptions are provided only for the purpose of illustrating the principles of the present application and should not be construed as limiting the scope of the present application in any way. Other embodiments of the present application will be apparent to those skilled in the art from consideration of the specification without undue burden from the present disclosure.

Claims (13)

1. The utility model provides an unmanned aerial vehicle load mounting structure, its characterized in that, includes fuselage, load and lock and hold the subassembly, the load accessible lock is held the subassembly and is installed the fuselage, the fuselage is provided with first switching circuit board, first switching circuit board with the functional module communication connection of fuselage, the load is provided with the second switching circuit board, the second switching circuit board is with the functional module communication connection of load, first switching circuit board is including first connecting terminal, the second switching circuit board is including the second connecting terminal, works as the load install in the fuselage, first connecting terminal with the cooperation is connected with the second connecting terminal is in order to realize the fuselage with communication connection between the functional module on the load.

2. The unmanned aerial vehicle load-mounting structure of claim 1, wherein the fuselage has a fixed frame, and the first transfer circuit board is disposed on a side surface of the fixed frame facing the load.

3. The unmanned aerial vehicle load mounting structure of claim 1, wherein the load comprises a landing gear and a reservoir or tank mounted on the landing gear, and the second transfer circuit board is disposed on a side surface of the landing gear facing the fuselage.

4. The unmanned aerial vehicle load mounting structure of claim 1, wherein the fuselage is further provided with an unmanned aerial vehicle circuit assembly, and the first transfer circuit board is communicatively connected to the functional module on the fuselage via the unmanned aerial vehicle circuit assembly.

5. The unmanned aerial vehicle load mounting structure of claim 4, wherein the unmanned aerial vehicle circuit assembly comprises a transit circuit board and a wire clamping frame, the transit circuit board is provided with a wiring terminal, the wire clamping frame comprises a wire clamping frame body and a plurality of cable clamping pieces arranged on the wire clamping frame body, and communication connection can be realized between connecting wires of each module on the unmanned aerial vehicle through the wiring terminal, or the connecting wires are respectively connected directly after being fixed through the cable clamping pieces.

6. The unmanned aerial vehicle load-mounting structure of any of claims 1-5, wherein a side surface of the fuselage facing the load is provided with a guide, and a side surface of the landing gear facing the fuselage is provided with a mating member, the guide cooperating with the mating member for guiding during docking of the fuselage with the load.

7. The unmanned aerial vehicle load-mounting structure of claim 6, wherein the guide member has a tapered mesa-like structure, a cross-sectional area of which gradually decreases from a side closer to the main body to a side farther from the main body, and the engaging member is formed with an engaging groove adapted to engage the guide member.

8. The unmanned aerial vehicle load mounting structure according to claim 1, wherein the first connection terminal and the second connection terminal each have a terminal protection case at a circumference thereof, and a height of the first connection terminal and the second connection terminal in a plugging direction thereof is smaller than a height of the corresponding protection case.

9. The unmanned aerial vehicle load mounting structure of claim 1, wherein an organism pipeline assembly is provided on the fuselage, the organism pipeline assembly is communicated with the spray head, the end portion of the organism pipeline assembly, which is far away from the spray head, is provided with a first pipeline connecting piece, the load is provided with a load pipeline assembly, the load pipeline assembly is communicated with a liquid storage container, the end portion of the load pipeline assembly, which is far away from the liquid storage container, is provided with a second pipeline connecting piece, and when the load is connected with the fuselage, the first pipeline connecting piece and the second pipeline connecting piece are matched to realize quick connection.

10. The unmanned aerial vehicle load mounting structure of claim 1, wherein the first connection terminal is mounted on the first transfer circuit board by a plug in line connection with the first transfer circuit board; the second connecting terminal is arranged on the second transfer circuit board through a plug connected with the second transfer circuit board through a line.

11. The unmanned aerial vehicle load-mounting structure of claim 1, wherein the first connection terminal extension direction is toward the load and the second connection terminal extension direction is toward the fuselage.

12. The unmanned aerial vehicle load mounting structure of claim 1, wherein the first connection terminal and the second connection terminal are cooperatively connected by plugging, clamping, or abutting.

13. A drone characterized in that a load connection is made using the drone load mounting structure of any one of claims 1-12.

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