CN110758735B

CN110758735B - A high unmanned aerial vehicle of security for urgent logistics distribution

Info

Publication number: CN110758735B
Application number: CN201910976225.3A
Authority: CN
Inventors: 黄灿辉; 刘彦杰
Original assignee: Shenzhen Jundatong Office Intelligence Technology Co ltd
Current assignee: Shenzhen Jundatong Office Intelligence Technology Co ltd
Priority date: 2019-10-15
Filing date: 2019-10-15
Publication date: 2021-11-02
Anticipated expiration: 2039-10-15
Also published as: CN110758735A

Abstract

The invention relates to an unmanned aerial vehicle with high safety for emergency logistics distribution, which comprises a main body, a container, a supporting plate, a fastening mechanism, a plurality of mounting mechanisms and a plurality of flying mechanisms, wherein each mounting mechanism comprises a fixed shell, a mounting component, a contraction component, a guide wheel and a pull wire, each contraction component comprises a first motor, a rotating shaft and a wire coil, each mounting component comprises an inserted link and a translation unit, each fastening mechanism comprises a cover plate and a plurality of fixing components, each fixing component comprises a transverse pipe, a vertical pipe, a connecting pipe, a moving unit, a vertical plate, a clamping rod, a clamping block, a transverse plate, a vertical rod and a connecting unit, the unmanned aerial vehicle with high safety for emergency logistics distribution can conveniently mount or dismount the container on or from equipment through the mounting mechanisms, emergency materials in the container of people to be rescued can be conveniently taken out, not only can fix the container through the fastening mechanism, and prevent the container from falling down to cause logistics distribution failure, and the materials in the container are protected against moisture through the cover plate, so that the practicability of the equipment is improved.

Description

A high unmanned aerial vehicle of security for urgent logistics distribution

Technical Field

The invention relates to the field of intelligent logistics, in particular to an unmanned aerial vehicle with high safety for emergency logistics distribution.

Background

An Unmanned Aerial Vehicle (UAV) is a new concept weapon equipment in rapid development, and has the advantages of flexibility, quick response, unmanned flight and low operation requirement. Unmanned aerial vehicle can realize image real-time transmission, high-risk area detection function through carrying on multiclass sensor, is satellite remote sensing and traditional aviation remote sensing's powerful supplementary. At present, the application range of unmanned aerial vehicles has been expanded to three fields of military affairs, scientific research and civil use, and the unmanned aerial vehicles are particularly widely applied to the fields of electric power, communication, weather, agriculture, oceans, exploration, photography, disaster prevention and reduction, crop production estimation, drug control and smuggling, border patrol, public security and counter terrorism and the like.

Can carry urgent goods and materials to some post-disaster areas through place all kinds of medicines or rescue articles for urgent logistics distribution realizes the rescue purpose on unmanned aerial vehicle. But current commodity circulation rescue unmanned aerial vehicle is when using, need place rescue goods and materials on unmanned aerial vehicle, when goods and materials bind the tension, be unfavorable for pulling down from unmanned aerial vehicle, when goods and materials bind the pine, goods and materials appear rocking easily in transit, poor stability, still drop from unmanned aerial vehicle easily when serious, lead to transporting the failure, and current goods and materials are generally bound in inorganic machine below, in unmanned aerial vehicle landing process, goods and materials contact the extrusion with ground sharp object easily, lead to goods and materials to damage, and then the practicality of current unmanned aerial vehicle has been reduced.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: in order to overcome the not enough of prior art, provide a high unmanned aerial vehicle of security for urgent logistics distribution.

The technical scheme adopted by the invention for solving the technical problems is as follows: an unmanned aerial vehicle with high safety for emergency logistics distribution comprises a main body, a container, a supporting plate, a fastening mechanism, a plurality of mounting mechanisms and a plurality of flight mechanisms, wherein the main body is annular, the supporting plate abuts against the lower side of the main body, the container is positioned above the supporting plate, the container is positioned on the inner side of the main body, an antenna and a PLC (programmable logic controller) are arranged in the main body, the antenna is electrically connected with the PLC, the flight mechanisms are uniformly distributed on the periphery of the main body in the circumferential direction, and the mounting mechanisms are uniformly distributed on the periphery of the supporting plate in the circumferential direction;

the installation mechanism comprises a fixed shell, an installation component, a contraction component, a guide wheel and a pull wire, wherein the fixed shell is fixed below the main body, the contraction component is arranged in the fixed shell, the installation component is positioned between the fixed shell and the supporting plate, the guide wheel is arranged below the fixed shell, one end of the pull wire is connected with the supporting plate, the other end of the pull wire is connected with the contraction component through the guide wheel and the bottom of the fixed shell, the contraction component comprises a first motor, a rotating shaft and a wire coil, the first motor is fixed on the inner wall of one side of the fixed shell far away from the supporting plate, the first motor is electrically connected with the PLC, the first motor is in transmission connection with the rotating shaft, the wire coil is coaxially fixed on the rotating shaft and connected with the pull wire, the installation component comprises an inserting rod, a socket and a translation unit, the socket is arranged on the supporting plate, one end of the inserting rod is arranged in the socket, the other end of the inserted link is connected with the rotating shaft;

the fastening mechanism comprises a cover plate and a plurality of fixing components arranged below the cover plate, the cover plate is covered on the container, the fixing components are uniformly distributed below the cover plate in the circumferential direction and comprise transverse pipes, vertical pipes, connecting pipes, moving units, vertical plates, clamping rods, clamping blocks, transverse plates, vertical rods and connecting units, the horizontal pipe is fixed above the main body, the vertical pipe is fixed above the horizontal pipe, the bottom end of the vertical pipe is communicated with the bottom end of the horizontal pipe through a connecting pipe, the moving unit is arranged in the transverse pipe, the moving unit is in transmission connection with a vertical plate, the periphery of the vertical plate is in sealing connection with the inner wall of the transverse pipe, the clamping blocks are fixedly connected with the vertical plate through the clamping rods, the periphery of the horizontal plate is hermetically connected with the inner wall of the vertical pipe, the top end of the vertical rod is fixed below the cover plate, and the bottom end of the vertical rod is connected with the transverse plate through the connecting unit.

As preferred, in order to realize unmanned aerial vehicle's flight function, flight mechanism includes side lever, stabilizer blade, second motor, drive shaft and a plurality of rotor, the second motor passes through stabilizer blade and main part fixed connection, the below at the side lever is fixed to the stabilizer blade, the second motor is connected with the PLC electricity, the second motor is connected with drive shaft transmission, rotor circumference evenly distributed is in the periphery of drive shaft.

Preferably, the main body and the legs are integrally formed with the side bars in order to reinforce the connection of the main body and the legs with the side bars.

Preferably, in order to drive the vertical plate to move, the moving unit comprises a third motor, a driving rod and a driven rod, the third motor is fixed in the transverse pipe and electrically connected with the PLC, the third motor is in transmission connection with the driving rod, and the driving rod is hinged to the vertical plate through the driven rod.

Preferably, in order to drive the cover plate to move up and down, the connecting unit comprises a flat plate and a first spring, the flat plate is fixed at the bottom end of the vertical rod, the flat plate is arranged above the transverse plate through the first spring, and the first spring is in a stretching state.

Preferably, in order to realize stable lifting of the vertical rod, the connecting unit further comprises a fixing ring, the fixing ring is fixed at the top of the vertical pipe, and the fixing ring is sleeved on the vertical rod.

As preferred, in order to drive the inserted bar and remove, the translation unit includes translation piece, second spring and translation board, the one side of keeping away from first motor in the pivot is established to translation piece cover, be equipped with the opening on the inner wall of the one side that is close to the layer board of set casing, the periphery and the open-ended inner wall sealing connection of translation piece, the translation piece be equipped with the screw thread that matches with the pivot with the junction of pivot, the translation board passes through the second spring and is connected with the translation piece, the second spring is in compression state, translation board and inserted bar fixed connection.

Preferably, in order to ensure the stability of the movement of the inserted link, the upper side and the lower side of the translation block are both provided with a limiting unit, the limiting unit comprises a sliding ring, a sliding rod and a convex block, the convex block is fixedly connected with the translation plate through the sliding rod, the sliding ring is fixed on the translation block, and the sliding ring is sleeved on the sliding rod.

Preferably, in order to facilitate the insertion of the insertion rod into the socket, an end of the insertion rod away from the rotation shaft is shaped like a hemisphere.

Preferably, in order to enhance the endurance of the device, the cover plate is a photovoltaic plate.

The unmanned aerial vehicle for emergency logistics distribution has the advantages that the container can be conveniently mounted on or taken down from equipment through the mounting mechanism, people to be rescued can conveniently take emergency materials in the container, the container can be fixed through the fastening mechanism, logistics distribution failure caused by falling of the container is prevented, the materials in the container are protected in a moisture-proof mode through the cover plate, and the practicability of the equipment is improved.

Drawings

The invention is further illustrated with reference to the following figures and examples.

Fig. 1 is a schematic structural diagram of a high-safety unmanned aerial vehicle for emergency logistics distribution of the present invention;

fig. 2 is a schematic structural view of the mounting mechanism of the high-safety unmanned aerial vehicle for emergency logistics distribution of the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 2;

fig. 4 is a schematic structural view of a fastening mechanism of the safety unmanned aerial vehicle for emergency logistics distribution of the present invention;

in the figure: 1. the main body comprises a main body, a container, a supporting plate, a fixing shell, a guide wheel, a pull wire, a first motor, a rotating shaft, a wire coil, a plug rod, a cover plate, a transverse pipe, a vertical pipe, a connecting pipe, a vertical plate, a clamping rod, a clamping block, a transverse plate, a side rod, a supporting leg, a second motor, a driving shaft, a rotary wing, a third motor, a driving rod, a driven rod, a flat plate, a first spring, a fixing ring, a translation block, a second spring, a translation plate, a sliding ring, a sliding rod, a sliding block, a protrusion and a vertical rod, wherein the fixing shell is 4, the guide wheel is 5, the pull wire is 6, the first motor is 7, the rotating shaft is 8, the wire coil is 9, the insertion rod is 10, the cover plate is 11, the transverse pipe, the connecting pipe is 14, the connecting pipe is 15, the vertical plate is 16, the clamping rod is 17, the transverse plate, the translation block is 21, the second motor, the driving shaft, the sliding ring, and the sliding plate, and the sliding plate, and the sliding plate, and the sliding plate, and the sliding plate, the sliding plate are arranged on the sliding plate.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.

As shown in fig. 1, an unmanned aerial vehicle with high safety for emergency logistics distribution comprises a main body 1, a container 2, a supporting plate 3, a fastening mechanism, a plurality of mounting mechanisms and a plurality of flight mechanisms, wherein the main body 1 is annular, the supporting plate 3 abuts against the lower part of the main body 1, the container 2 is positioned above the supporting plate 3, the container 2 is positioned on the inner side of the main body 1, an antenna and a PLC are arranged in the main body 1, the antenna is electrically connected with the PLC, the flight mechanisms are uniformly distributed on the periphery of the main body 1 in the circumferential direction, and the mounting mechanisms are uniformly distributed on the periphery of the supporting plate 3 in the circumferential direction;

a PLC, i.e., a programmable logic controller, which employs a programmable memory for storing therein a program, executing instructions for user-oriented operations such as logic operation, sequence control, timing, counting, and arithmetic operation, and controlling various types of machines or production processes through digital or analog input/output, is essentially a computer dedicated for industrial control, has a hardware structure substantially the same as that of a microcomputer, and is generally used for data processing and instruction reception and output for realizing central control.

When a user uses the unmanned aerial vehicle for logistics distribution of emergency materials, a wireless signal can be sent to a main body 1 of the unmanned aerial vehicle through a remote control device such as a mobile phone and a computer, after an antenna in the main body 1 receives the wireless signal, the signal content is transmitted to a PLC, a PLC control device operates, after the emergency materials to be conveyed are placed in a container 2, the container 2 can be placed above a supporting plate 3, the supporting plate 3 is driven by an installation mechanism to move downwards, the supporting plate 3 is abutted against the lower part of the main body 1 and then operated by a fastening mechanism to fasten the container 2 and protect the materials in the container 2, then a flying mechanism is started to drive the main body 1 to fly in the air, when the main body 1 flies to a target position and then lands on the ground, as the container 2 is positioned above the supporting plate 3, collision of hard materials on the ground or extrusion of the conveyed materials in the container 2 during landing is avoided, and then the installation mechanism is started, the supporting plate 3 is driven to move downwards, so that the container 2 moves downwards, people can take the container 2 and the materials to be conveyed in the container conveniently, and the conveying work of the materials is finished.

As shown in fig. 2-3, the mounting mechanism includes a fixed shell 4, a mounting assembly, a contraction assembly, a guide wheel 5 and a pull wire 6, the fixed shell 4 is fixed below the main body 1, the contraction assembly is disposed in the fixed shell 4, the mounting assembly is located between the fixed shell 4 and the supporting plate 3, the guide wheel 5 is disposed below the fixed shell 4, one end of the pull wire 6 is connected with the supporting plate 3, the other end of the pull wire 6 is connected with the contraction assembly through the guide wheel 5 and the bottom of the fixed shell 4, the contraction assembly includes a first motor 7, a rotating shaft 8 and a wire coil 9, the first motor 7 is fixed on the inner wall of the fixed shell 4 on the side far away from the supporting plate 3, the first motor 7 is electrically connected with the PLC, the first motor 7 is in transmission connection with the rotating shaft 8, the wire coil 9 is coaxially fixed on the rotating shaft 8, and the wire coil 9 is connected with the pull wire 6, the mounting assembly comprises an inserting rod 10, an inserting opening and a translation unit, the inserting opening is arranged on the supporting plate 3, one end of the inserting rod 10 is arranged in the inserting opening, and the other end of the inserting rod 10 is connected with the rotating shaft 8;

when the mounting mechanism operates, the PLC controls the first motor 7 in the retraction assembly in the fixed shell 4 to start to drive the rotating shaft 8 to rotate, so that the wire coil 9 synchronously rotates, the pull wire 6 is tightened or loosened in the rotation process of the wire coil 9, the direction of the pull wire 6 is guided by the guide wheel 5, the rotating shaft 8 acts on the inserting rod 10 through the translation unit in the process of tightening the pull wire 6 by the wire coil 9, so that the inserting rod 10 moves along the horizontal direction close to the supporting plate 3, meanwhile, the supporting plate 3 drives the container 2 above to enter the inner side of the main body 1, when the supporting plate 3 is abutted against the lower part of the main body 1, the translation unit drives the inserting rod 10 to be inserted into the socket of the supporting plate 3 to reinforce the supporting plate 3 and prevent the supporting plate 3 from moving downwards, and the rotating shaft 8 rotates towards the other direction, so that the pull wire 6 acts on the supporting plate 3 through the guide wheel 5 after the wire coil 9 loosens the pull wire 6, so that the supporting plate 3 moves downwards under the action of gravity, simultaneously, the rotating shaft 8 acts on the inserting rod 10 through the translation unit, so that the inserting rod 10 is separated from the socket on the supporting plate 3, the supporting plate 3 is convenient to move downwards, and people can take down the container 2 on the supporting plate 3 and emergency materials in the container 2 conveniently.

As shown in fig. 4, the fastening mechanism includes a cover plate 11 and a plurality of fixing components disposed below the cover plate 11, the cover plate 11 is covered on the container 2, the fixing components are circumferentially and uniformly distributed below the cover plate 11, the fixing components include a horizontal tube 12, a vertical tube 13, a connecting tube 14, a moving unit, a vertical plate 15, clamping bars 16, clamping blocks 17, a horizontal plate 18, a vertical rod 36 and a connecting unit, the horizontal tube 12 is fixed above the main body 1, the vertical tube 13 is fixed above the horizontal tube 12, the bottom end of the vertical tube 13 is communicated with the bottom end of the horizontal tube 12 through the connecting tube 14, the moving unit is disposed in the horizontal tube 12, the moving unit is in transmission connection with the vertical plate 15, the periphery of the vertical plate 15 is in sealing connection with the inner wall of the horizontal tube 12, the clamping blocks 17 are fixedly connected with the vertical plate 15 through the clamping bars 16, the periphery of the horizontal plate 18 is in sealing connection with the inner wall of the vertical tube 13, the top end of the vertical rod 36 is fixed below the cover plate 11, and the bottom end of the vertical rod 36 is connected with the transverse plate 18 through a connecting unit.

When the supporting plate 3 drives the container 2 to move upwards until the supporting plate 3 abuts against the lower part of the main body 1, the inserting rods 10 are inserted into the inserting holes to fix the position of the supporting plate 3, then the fastening mechanism is started, a plurality of fixing components below the cover plate 11 operate, the moving unit in the transverse pipe 12 drives the vertical plate 15 to move close to the container 2 in the transverse pipe 12, so that the vertical plate 15 drives the clamping blocks 17 to abut against the side surface of the container 2 through the clamping rods 16, the position of the container 2 is fixed, and in the moving process that the transverse plate 18 is close to the container 2, the transverse pipe 12 is communicated with the vertical pipe 13 through the connecting pipe 14, therefore, the transverse plate 18 in the vertical pipe 13 moves downwards, the cover plate 11 is driven to move downwards through the connecting unit, so that the cover plate 11 abuts against the upper part of the container 2 to shield the container 2, when rain is avoided, rain water is applied to materials in the container 2, and the materials are affected by damp and damaged, therefore, the safe conveying of the materials is realized. And after the equipment reaches the target position, the moving unit drives the vertical plate 15 to move towards the direction away from the container 2, so that the clamping block 17 is separated from the side surface of the container 2, the container 2 is convenient to move downwards to the lower part of the main body 1 along with the downward movement of the supporting plate 3, and people can conveniently obtain the container 2 and materials in the container 2.

As shown in fig. 1, the flying mechanism comprises a side bar 19, a support leg 20, a second motor 21, a driving shaft 22 and a plurality of rotary wings 23, wherein the second motor 21 is fixedly connected with the main body 1 through the support leg 20, the support leg 20 is fixed below the side bar 19, the second motor 21 is electrically connected with the PLC, the second motor 21 is in transmission connection with the driving shaft 22, and the rotary wings 23 are circumferentially and uniformly distributed on the periphery of the driving shaft 22.

The side lever 19 is used for fixed stabilizer blade 20 and second motor 21 to start, and PLC control second motor 21 starts, drives drive shaft 22 and rotates for rotor 23 takes place rotatoryly, produces decurrent air current, is used for supporting that main part 1 floats, makes things convenient for main part 1 to fly, realizes the transportation function. And when main part 1 descends, land through stabilizer blade 20, support main part 1, avoid layer board 3 direct and ground contact, lead to inside goods and materials to damage.

Preferably, the main body 1 and the legs 20 are integrally formed with the side bars 19 in order to reinforce the connection between the main body 1 and the legs 20 and the side bars 19 by utilizing the stability of the integrally formed structure.

As shown in fig. 4, the moving unit includes a third motor 24, a driving rod 25 and a driven rod 26, the third motor 24 is fixed in the transverse tube 12, the third motor 24 is electrically connected to the PLC, the third motor 24 is in transmission connection with the driving rod 25, and the driving rod 25 is hinged to the vertical plate 15 through the driven rod 26.

The PLC controls the third motor 24 to start, drives the driving rod 25 to rotate, and the driving rod 25 acts on the vertical plate 15 through the driven rod 26, so that the vertical plate 15 moves.

Preferably, in order to drive the cover plate 11 to move up and down, the connecting unit comprises a flat plate 27 and a first spring 28, the flat plate 27 is fixed at the bottom end of the vertical rod 36, the flat plate 27 is arranged above the transverse plate 18 through the first spring 28, and the first spring 28 is in a stretching state. When the transverse plate 18 moves up and down, the first spring 28 drives the flat plate 27 to move up and down, and the flat plate 27 is fixed at the bottom end of the vertical rod 36, so that the vertical rod 36 drives the cover plate 11 to move up and down, the first spring 28 has elasticity, and when the transverse plate 18 continues to move down after the cover plate 11 is abutted against the upper side of the container 2, the first spring 28 is stretched, the pressure of the cover plate 11 on the container 2 is increased, and the cover plate 11 is tightly covered on the upper side of the container 2.

Preferably, in order to realize the stable lifting of the vertical rod 36, the connecting unit further comprises a fixing ring 29, the fixing ring 29 is fixed on the top of the vertical tube 13, and the fixing ring 29 is sleeved on the vertical rod 36. The fixing ring 29 fixed in the vertical pipe 13 is sleeved on the vertical rod 36, so that the moving direction of the vertical rod 36 is fixed, and the stable lifting movement of the vertical rod 36 is convenient to realize.

As shown in fig. 3, the translation unit includes translation piece 30, second spring 31 and translation board 32, translation piece 30 cover is established in the one side of keeping away from first motor 7 of pivot 8, be equipped with the opening on the inner wall of the one side that is close to layer board 3 of set casing 4, the periphery and the open-ended inner wall sealing connection of translation piece 30, the junction with pivot 8 of translation piece 30 is equipped with the screw thread that matches with pivot 8, translation board 32 is connected with translation piece 30 through second spring 31, second spring 31 is in compression state, translation board 32 and inserted bar 10 fixed connection.

When the rotating shaft 8 rotates, the rotating shaft acts on the translation block 30 through threads, the translation block 30 moves along the axis of the lead screw, the translation block 30 drives the translation plate 32 to move through the second spring 31, the inserted link 10 moves horizontally, the translation plate 32 continues to move after the inserted link 10 abuts against the upper portion of the supporting plate 3 when the supporting plate 3 moves upwards, the second spring 31 is compressed, the inserted link 10 moves upwards along with the supporting plate 3 until the socket and the inserted link 10 are located at the same height, the second spring 31 is compressed to push the translation plate 32, the inserted link 10 is inserted into the socket, and the supporting plate 3 is reinforced.

Preferably, in order to ensure the stability of the movement of the inserted link 10, the upper side and the lower side of the translation block 30 are both provided with a limiting unit, the limiting unit comprises a sliding ring 33, a sliding rod 34 and a protruding block 35, the protruding block 35 is fixedly connected with the translation plate 32 through the sliding rod 34, the sliding ring 33 is fixed on the translation block 30, and the sliding ring 33 is sleeved on the sliding rod 34.

The sliding ring 33 fixed on the translation block 30 fixes the moving direction of the sliding rod 34, the sliding rod 34 is fixedly connected with the translation plate 32, so that the translation plate 32 and the inserted rod 10 are moved in the fixed direction, and the sliding rod 34 can be prevented from being separated from the sliding ring 33 by the bump 35.

Preferably, in order to facilitate the insertion of the insertion rod 10 into the socket, an end of the insertion rod 10 away from the rotation shaft 8 is shaped like a hemisphere. The hemispherical design is adopted, so that the size of the position of the inserted rod 10 is reduced, and the inserted rod 10 can be conveniently inserted into the socket.

Preferably, in order to enhance the endurance of the device, the cover plate 11 is a photovoltaic plate. The cover plate 11 is a photovoltaic plate, and can perform photovoltaic power generation during the transportation process in sunny days, store the electric energy of equipment flight and enhance the cruising ability of the equipment.

When the unmanned aerial vehicle transports emergency materials, the materials are placed in the container 2, the container 2 is placed on the supporting plate 3, the pull wire 6 is tightened by the contraction component in the fixed shell 4 to drive the supporting plate 3 to move upwards, so that the container 2 passes through the main body 1, the contraction component acts on the translation unit, when the supporting plate 3 is abutted to the lower side of the main body 1, the inserted rod 10 is inserted into the socket of the supporting plate 3 to reinforce the supporting plate 3, then all the fastening components operate simultaneously, the vertical plate 15 is driven by the movement unit to abut against the container 2 to move, the clamping block 17 abuts against the side face of the container 2 to fix the container 2, the container 2 is prevented from falling off in the conveying process, the transverse plate 18 is driven to move downwards, the cover plate 11 is abutted to the upper side of the container 2, rainwater is prevented from being beaten in the container 2, the materials are damped, the materials are safely conveyed, and when the materials reach a target position, loosen the stay wire 6 through shrink assembly for when inserted bar 10 breaks away from the socket, layer board 3 moves down, can make things convenient for people to take off container 2, obtains the goods and materials in the container 2, so, has realized the safe delivery of urgent goods and materials, has improved the practicality of equipment.

Compared with the prior art, this an unmanned aerial vehicle for security of urgent logistics distribution is high conveniently installs container 2 on equipment or takes off from equipment through installation mechanism, is convenient for treat that the rescue crowd takes urgent goods and materials in container 2, moreover, can fix container 2 through fastening device, prevent that container 2 from dropping and leading to logistics distribution failure to carry out dampproofing protection through apron 11 goods and materials in to container 2, improved the practicality of equipment.

In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. The utility model provides an unmanned aerial vehicle that is used for high security of urgent logistics distribution, which is characterized in that, includes main part (1), container (2), layer board (3), fastening device, a plurality of installation mechanism and a plurality of flight mechanism, the shape of main part (1) is the annular, layer board (3) support and lean on the below of main part (1), container (2) are located the top of layer board (3), container (2) are located the inboard of main part (1), be equipped with antenna and PLC in main part (1), the antenna is connected with the PLC electricity, flight mechanism circumference evenly distributed is in the periphery of main part (1), installation mechanism circumference evenly distributed is in the periphery of layer board (3);

the installation mechanism comprises a fixed shell (4), an installation component, a contraction component, a guide wheel (5) and a pull wire (6), the fixed shell (4) is fixed below the main body (1), the contraction component is arranged in the fixed shell (4), the installation component is positioned between the fixed shell (4) and the supporting plate (3), the guide wheel (5) is arranged below the fixed shell (4), one end of the pull wire (6) is connected with the supporting plate (3), the other end of the pull wire (6) is connected with the contraction component through the bottom of the guide wheel (5) and the fixed shell (4), the contraction component comprises a first motor (7), a rotating shaft (8) and a wire coil (9), the first motor (7) is fixed on the inner wall of one side of the fixed shell (4) far away from the supporting plate (3), the first motor (7) is electrically connected with a PLC, and the first motor (7) is in transmission connection with the rotating shaft (8), the wire coil (9) is coaxially fixed on the rotating shaft (8), the wire coil (9) is connected with the pull wire (6), the mounting assembly comprises an inserting rod (10), a socket and a translation unit, the socket is arranged on the supporting plate (3), one end of the inserting rod (10) is arranged in the socket, and the other end of the inserting rod (10) is connected with the rotating shaft (8);

the fastening mechanism comprises a cover plate (11) and a plurality of fixing assemblies arranged below the cover plate (11), the cover plate (11) is covered on the container (2), the fixing assemblies are circumferentially and uniformly distributed below the cover plate (11), each fixing assembly comprises a transverse pipe (12), a vertical pipe (13), a connecting pipe (14), a moving unit, a vertical plate (15), a clamping rod (16), a clamping block (17), a transverse plate (18), a vertical rod (36) and a connecting unit, the transverse pipe (12) is fixed above the main body (1), the vertical pipe (13) is fixed above the transverse pipe (12), the bottom end of the vertical pipe (13) is communicated with the bottom end of the transverse pipe (12) through the connecting pipe (14), the moving unit is arranged in the transverse pipe (12), the moving unit is in transmission connection with the vertical plate (15), the periphery of the vertical plate (15) is in sealing connection with the inner wall of the transverse pipe (12), the clamp splice (17) is through clamping bar (16) and riser (15) fixed connection, the periphery of diaphragm (18) and the inner wall sealing connection of standpipe (13), the top of montant (36) is fixed in the below of apron (11), the bottom of montant (36) is passed through the linkage unit and is connected with diaphragm (18).

2. The unmanned aerial vehicle for emergency logistics distribution safety of claim 1, wherein the flying mechanism comprises a side bar (19), a support leg (20), a second motor (21), a driving shaft (22) and a plurality of rotary wings (23), the second motor (21) is fixedly connected with the main body (1) through the support leg (20), the support leg (20) is fixed below the side bar (19), the second motor (21) is electrically connected with the PLC, the second motor (21) is in transmission connection with the driving shaft (22), and the rotary wings (23) are circumferentially and uniformly distributed on the periphery of the driving shaft (22).

3. Unmanned aerial vehicle for emergency logistics distribution safety as defined in claim 2, wherein the main body (1) and the legs (20) are of one-piece construction with the side bars (19).

4. The unmanned aerial vehicle for emergency logistics distribution safety as defined in claim 1, wherein the mobile unit comprises a third motor (24), a driving rod (25) and a driven rod (26), the third motor (24) is fixed in the transverse pipe (12), the third motor (24) is electrically connected with the PLC, the third motor (24) is in transmission connection with the driving rod (25), and the driving rod (25) is hinged with the vertical plate (15) through the driven rod (26).

5. The unmanned aerial vehicle for emergency logistics distribution safety as claimed in claim 1, wherein the connection unit comprises a flat plate (27) and a first spring (28), the flat plate (27) is fixed at the bottom end of the vertical rod (36), the flat plate (27) is arranged above the transverse plate (18) through the first spring (28), and the first spring (28) is in a stretching state.

6. The high unmanned aerial vehicle for emergency logistics distribution of claim 5, wherein the connection unit further comprises a fixing ring (29), the fixing ring (29) being fixed on top inside the vertical pipe (13), the fixing ring (29) being sleeved on the vertical rod (36).

7. The unmanned aerial vehicle for emergency logistics distribution safety of claim 1, wherein the translation unit comprises a translation block (30), a second spring (31) and a translation plate (32), the translation block (30) is sleeved on one side of the rotating shaft (8) far away from the first motor (7), an opening is formed in the inner wall of one side, close to the supporting plate (3), of the fixed shell (4), the periphery of the translation block (30) is in sealing connection with the inner wall of the opening, a thread matched with the rotating shaft (8) is formed in the connection position of the translation block (30) and the rotating shaft (8), the translation plate (32) is connected with the translation block (30) through the second spring (31), the second spring (31) is in a compressed state, and the translation plate (32) is fixedly connected with the insert rod (10).

8. The unmanned aerial vehicle for emergency logistics distribution high in safety is characterized in that limiting units are arranged on the upper side and the lower side of the translation block (30), each limiting unit comprises a sliding ring (33), a sliding rod (34) and a protruding block (35), the protruding block (35) is fixedly connected with the translation plate (32) through the sliding rod (34), the sliding ring (33) is fixed on the translation block (30), and the sliding ring (33) is sleeved on the sliding rod (34).

9. Unmanned aerial vehicle for emergency logistics distribution with high safety according to claim 1, characterized in that the shape of the end of the plunger (10) remote from the rotating shaft (8) is hemispherical.

10. Unmanned aerial vehicle for emergency logistics distribution safety as defined in claim 1, wherein the cover plate (11) is a photovoltaic plate.