CN118083175A - Automatic large-scale fixed wing unmanned aerial vehicle of door formula - Google Patents
Automatic large-scale fixed wing unmanned aerial vehicle of door formula Download PDFInfo
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- CN118083175A CN118083175A CN202410490518.1A CN202410490518A CN118083175A CN 118083175 A CN118083175 A CN 118083175A CN 202410490518 A CN202410490518 A CN 202410490518A CN 118083175 A CN118083175 A CN 118083175A
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- 230000007246 mechanism Effects 0.000 claims abstract description 21
- 230000000295 complement effect Effects 0.000 claims abstract description 5
- 230000005540 biological transmission Effects 0.000 claims description 30
- 210000001015 abdomen Anatomy 0.000 claims description 9
- 238000004891 communication Methods 0.000 claims description 7
- 230000001965 increasing effect Effects 0.000 abstract description 12
- 230000009471 action Effects 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 7
- 230000005484 gravity Effects 0.000 abstract description 4
- 108010066057 cabin-1 Proteins 0.000 description 13
- 230000001939 inductive effect Effects 0.000 description 8
- 230000001105 regulatory effect Effects 0.000 description 3
- 238000007665 sagging Methods 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 230000001133 acceleration Effects 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U20/00—Constructional aspects of UAVs
- B64U20/70—Constructional aspects of the UAV body
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C1/00—Fuselages; Constructional features common to fuselages, wings, stabilising surfaces or the like
- B64C1/14—Windows; Doors; Hatch covers or access panels; Surrounding frame structures; Canopies; Windscreens accessories therefor, e.g. pressure sensors, water deflectors, hinges, seals, handles, latches, windscreen wipers
- B64C1/1407—Doors; surrounding frames
- B64C1/1415—Cargo doors, e.g. incorporating ramps
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C1/00—Fuselages; Constructional features common to fuselages, wings, stabilising surfaces or the like
- B64C1/14—Windows; Doors; Hatch covers or access panels; Surrounding frame structures; Canopies; Windscreens accessories therefor, e.g. pressure sensors, water deflectors, hinges, seals, handles, latches, windscreen wipers
- B64C1/1407—Doors; surrounding frames
- B64C1/1461—Structures of doors or surrounding frames
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C1/00—Fuselages; Constructional features common to fuselages, wings, stabilising surfaces or the like
- B64C1/22—Other structures integral with fuselages to facilitate loading, e.g. cargo bays, cranes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D9/00—Equipment for handling freight; Equipment for facilitating passenger embarkation or the like
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U10/00—Type of UAV
- B64U10/25—Fixed-wing aircraft
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U2101/00—UAVs specially adapted for particular uses or applications
- B64U2101/60—UAVs specially adapted for particular uses or applications for transporting passengers; for transporting goods other than weapons
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- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Remote Sensing (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The invention discloses an automatic door type large fixed wing unmanned aerial vehicle, and relates to the technical field of cargo unmanned aerial vehicles. According to the invention, the cabin door of the unmanned aerial vehicle is arranged into the folding plate structure, when the cabin door is closed, the inner plate and the outer plate are mutually folded and then are jointly contained in the conveying port, and when the cabin door is opened, the inner plate and the outer plate can be completely unfolded; the hinged position of the inner plate and the outer plate is positioned at one side of the inner plate and the outer plate, when the cabin door is unfolded, the outer end of the outer plate touches the ground, and the inner plate is pressed down under the action of gravity of the outer plate, so that the supporting and fixing effects on the overall structure of the unfolded cabin door are realized; according to the technical scheme, the fixing bracket is arranged in the carrying mechanism and is complementary with the conveying bracket in structure, and a complete plate frame structure is formed when the fixing bracket and the conveying bracket are overlapped; the fixed bracket and the conveying bracket can be mutually separated and overlapped, and when the fixed bracket and the conveying bracket are mutually separated, the conveying bracket moves to the upper part of the fixed bracket, so that the goods placing position in the storage and transportation cabin is increased.
Description
Technical Field
The invention belongs to the technical field of freight unmanned aerial vehicles, and particularly relates to an automatic door type large fixed wing unmanned aerial vehicle.
Background
In recent years, unmanned and automatic working modes are realized in various fields of various industries in succession, and particularly in the aspect of logistics storage and transportation, the related working efficiency can be improved; the most representative is the input of a freight unmanned aerial vehicle; however, when the large-sized freight unmanned aerial vehicle in the prior art reaches a designated site, the opening and closing of the cabin door mechanism is usually controlled manually, unmanned automatic work is not completely realized, and meanwhile, after the cabin door is opened and closed, the goods are put up and conveyed in the cabin and are also realized by manual operation, so that the actual working efficiency is not effectively improved compared with that of manual work; therefore, in order to solve the problems, an automatic door type large-sized fixed wing unmanned aerial vehicle is designed.
Disclosure of Invention
The invention aims to provide an automatic door type large-sized fixed wing unmanned aerial vehicle, which solves the problem that the existing freight unmanned aerial vehicle does not completely realize automatic unmanned aerial vehicle in the aspects of cabin door opening and closing and goods stacking and in-cabin conveying.
In order to solve the technical problems, the invention is realized by the following technical scheme:
The invention relates to an automatic door type large-sized fixed wing unmanned aerial vehicle which comprises a storage and transportation cabin, an engine box, a driving wing, a tail rotor and a steering wing, wherein the opposite ends of the storage and transportation cabin are fixedly connected with the engine box and the tail rotor respectively, and the steering wing is hinged with the tail rotor; the two opposite side surfaces of the storage and transportation cabin are fixedly connected with the driving wings, and the driving wings are arranged between the engine box and the storage and transportation cabin; the technical scheme is mainly used for improving the large fixed wing unmanned aerial vehicle in the prior art, and the unmanned aerial vehicle improved by the technical scheme is used for freight, so that the storage and transportation cabin is the body part of the unmanned aerial vehicle.
Further, the storage and transportation cabin is of a hollow structure and comprises a cabin top, a cabin wall and a cabin belly, wherein the cabin wall is welded and fixed between the cabin top and the cabin belly, and the two cabin walls are respectively arranged on two opposite sides of the storage and transportation cabin; the surface of the bulkhead is provided with a conveying port which is communicated with the inside of the storage and transportation cabin; the inner surface of the conveying port is hinged with a cabin door;
The cabin door is of a folding plate structure and comprises an inner plate and an outer plate which are hinged with each other; when the cabin door is closed, the inner plate and the outer plate are mutually folded and then are jointly contained in the conveying port, and when the cabin door is opened, the inner plate and the outer plate can be completely unfolded; the hinged position of the inner plate and the outer plate is positioned at one side of the inner plate and the outer plate, when the cabin door is unfolded, the outer end of the outer plate touches the ground, and the inner plate is pressed down under the action of gravity of the outer plate, so that the supporting and fixing effects on the overall structure of the unfolded cabin door are realized; the storage rack is in an I-shaped plate frame structure and comprises a top plate, a bottom plate and supporting bars, wherein the supporting bars are welded and fixed between the top plate and the bottom plate; the upper surface of the bottom plate is fixedly connected with a driving box in a bolting way, wherein the driving box is of a volute structure, and the inner surface of the driving box is fixedly welded with a driving plug rod; a driving pipe is welded and fixed at one hinged end of the inner plate and the conveying port, wherein the driving pipe is of an arc-shaped pipe structure, and one end of the driving pipe extends into the driving box in a sliding manner; the driving plug rod is of an arc-shaped rod structure, one end of the driving plug rod slides to extend into the driving box, and a piston structure is formed between the driving plug rod and the driving box; the other end of the inner plate is provided with a driven cavity channel, one end of the outer plate is welded with a driven plug rod, the driven cavity channel and the driven plug rod are of arc-shaped structures, and one end of the driven plug rod slidingly extends to the inside of the driven cavity channel and forms a piston structure with the driven cavity channel; a communication cavity is formed in the inner plate, and the driven cavity channel is communicated with the driving pipe through the communication cavity; the driving pipe, the driving plug rod, the driven cavity channel, the driven plug rod and the communicating cavity jointly form a communicating vessel structure based on a piston structure, so that when the inner plate is unfolded, the driving plug rod retracts inside the driving pipe to drive the driven plug rod to retract inside the driven cavity channel, and synchronous unfolding action of the outer plate is realized.
The driving box is characterized in that a driving gear is connected to the rotating shaft on the inner surface of the driving box, a plurality of tooth grooves are formed in the outer side face of the driving pipe, and the driving pipe is meshed with the driving gear through the tooth grooves; the driving box is internally provided with a driving motor, and an output shaft of the driving motor is mechanically fixed with the driving gear; by combining the structure, when the driving motor is started, the driving gear is driven to rotate, and the inner plate is driven to be unfolded and stored by the gear tooth slot meshing structure.
Further, a plurality of carrying mechanisms are arranged on two opposite sides of the support column, each carrying mechanism comprises a fixing bracket, a conveying bracket and an auxiliary cylinder, wherein the fixing brackets are complementary to the conveying bracket in structure, and a complete plate frame structure is formed when the fixing brackets are overlapped with the conveying bracket; the fixed bracket and the conveying bracket can be mutually separated and overlapped, and when the fixed bracket and the conveying bracket are mutually separated, the conveying bracket moves to the upper part of the fixed bracket, so that the goods placing position in the storage and transportation cabin is increased; the fixed bracket and the conveying bracket are internally provided with a plurality of conveying wheels and conveying motors, and the conveying wheels are arranged in an array; meanwhile, a group of conveying motors are shared by a plurality of conveying wheels in the same bracket, and the conveying motors work independently; one end of the fixed bracket is hinged with the support column, and meanwhile, the lower surface of the fixed bracket is hinged with the support column through an auxiliary cylinder for supporting; when the telescopic length of the auxiliary cylinder is changed, the angle of the fixed bracket can be adjusted by utilizing the lever principle, wherein the fixed bracket can support and place cargoes when being lifted or parallel to the bottom plate; when the fixing bracket sags, the fixing bracket is used for conveying goods, and the tail end of the fixing bracket sags is positioned at the hinge joint of the inner plate and the conveying port through the preset fixing bracket, so that the goods can be conveniently loaded and unloaded.
The object carrying mechanism further comprises a hinging plate, wherein one end of the hinging plate is hinged with the conveying bracket, and the other end of the hinging plate is hinged with the conveying bracket through an auxiliary cylinder; a plurality of transmission chambers are formed in the support fence, a driven sleeve is welded and fixed on one side surface of the hinged plate, and the driven sleeve slides and extends into the transmission chambers; the lifting shaft penetrates through the driven sleeve and forms a screw rod structure with the driven sleeve; a lifting motor is arranged in the transmission chamber, and an output shaft of the lifting motor is mechanically fixed with the lifting shaft; by combining the structure, when the goods placement position in the storage and transportation cabin is required to be increased, the driven sleeve and the hinging plate are driven to slide upwards by utilizing the screw rod structure through starting the lifting motor; when the upper slide is up to the corresponding position, the effect of increasing the placement position is realized; it should be noted that an inductive switch is installed between the fixing bracket and the conveying bracket, wherein the inductive switch and the positioner are both infrared sensors, and the inductive switch is electrically connected with the conveying motor; when the fixed bracket and the conveying bracket are separated from each other, the inductive switch controls the conveying motor to be closed, and the goods stop parallel conveying action.
Further, the upper surface of the bottom plate is fixedly connected with a plurality of driving cylinders and a plurality of transmission cylinders in a bolting way, wherein the output shafts of the driving cylinders extend into the transmission cylinders, the output ends of the transmission cylinders are communicated with the input ends of auxiliary cylinders connected with the fixing brackets, and the auxiliary cylinders, the transmission cylinders and the driving cylinders form a communicating vessel structure; the driving cylinder is an electric telescopic cylinder and is electrically matched with the lifting motor; it is emphasized that only the auxiliary cylinder under the fixed bracket works in cooperation with the drive cylinder and the transmission cylinder; meanwhile, the driving cylinder is matched with the driving motor to work, namely when the cabin door is opened, the driving cylinder controls the auxiliary cylinder to stretch out and draw back, and the sagging of the fixing bracket is regulated, so that the loading and the unloading are facilitated; when the cabin door is closed, the fixed bracket is controlled to lift or lift again, so that goods are stably placed above the fixed bracket.
Further, the two opposite outer side surfaces of the cabin belly are welded with positioners which are electrically connected with the driving motor; when the locator senses the goods taking or delivering position, the driving motor can control the cabin door to be opened;
In actual operation, the opening and closing operation of the cabin door inside the unmanned aerial vehicle and the goods conveying operation inside and outside the unmanned aerial vehicle share a set of control system, and in order to realize automation, when the locator senses a goods taking or discharging position, the driving motor controls the cabin door to open, wherein the inner plate and the outer plate are synchronously unfolded under the action of the communicating vessel structure, and the supporting and fixing are realized by utilizing the structural characteristics of the inner plate and the outer plate; when the cabin door is unfolded, the driving cylinder is started, and the fixed bracket is drooped again by utilizing the communicating vessel principle, so that the goods placed on the fixed bracket slide to a goods outlet point or the goods at a goods taking point are conveniently conveyed into the storage and transportation cabin; it should be noted that, the surfaces of the fixing bracket and the conveying bracket are also provided with pressure sensors, when the carrying mechanism senses the goods, the conveying motor is started, and the goods are conveyed to other carrying mechanisms from the carrying mechanism at the conveying port by utilizing the conveying wheels; and then when the same-layer goods are fully loaded, the lifting motor is started, the screw rod structure is used for driving the conveying bracket to ascend, and the inside of the object loading mechanism is separated from each other, so that the goods placing position in the storage and transportation cabin is increased, and the storage and transportation space is enlarged.
A transmission cavity is formed in one surface of the inner plate, a plurality of conveying rollers are connected to a rotating shaft on the inner surface of the transmission cavity, roller shafts of the conveying rollers are linked through a belt pulley transmission structure, and the upper edges of the conveying rollers extend to the outer part of the inner plate; a friction damper is arranged at the shaft joint of the roller shaft of the conveying roller; in combination with the structure, in actual work, particularly in shipment work, when the cabin door is unfolded, the conveying roller supports goods upwards, the goods slide from top to bottom on the slope structure, the conveying roller provides acceleration for goods sliding downwards in the sliding process, but in order to avoid the influence on shipment quality due to the fact that the shipment speed is too high, friction damping can control the rotating speed of the conveying roller, and the goods can slide downwards at a uniform speed as much as possible.
The invention has the following beneficial effects:
According to the invention, the cabin door of the unmanned aerial vehicle is arranged into the folding plate structure, when the cabin door is closed, the inner plate and the outer plate are mutually folded and then are jointly contained in the conveying port, and when the cabin door is opened, the inner plate and the outer plate can be completely unfolded; the hinged position of the inner plate and the outer plate is positioned at one side of the inner plate and the outer plate, when the cabin door is unfolded, the outer end of the outer plate touches the ground, and the inner plate is pressed down under the action of gravity of the outer plate, so that the supporting and fixing effects on the overall structure of the unfolded cabin door are realized;
The driving pipe, the driving plug rod, the driven cavity channel, the driven plug rod and the communicating cavity are arranged to jointly form a communicating vessel structure based on a piston structure, so that when the inner plate is unfolded, the driving plug rod retracts inside the driving pipe to drive the driven plug rod to retract inside the driven cavity channel, and synchronous unfolding action of the outer plate is realized;
In addition, the technical scheme is that the fixing bracket is arranged in the carrying mechanism and is complementary with the conveying bracket in structure, and a complete plate frame structure is formed when the fixing bracket and the conveying bracket are overlapped; the fixed bracket and the conveying bracket can be mutually separated and overlapped, and when the fixed bracket and the conveying bracket are mutually separated, the conveying bracket moves to the upper part of the fixed bracket, so that the goods placing position in the storage and transportation cabin is increased; when the goods placement position in the storage and transportation cabin needs to be increased, the lifting motor is started, and the driven sleeve and the hinging plate are driven to slide upwards by the screw rod structure; when the upper slide is up to the corresponding position, the effect of increasing the placement position is realized;
In addition, the technical scheme is that the auxiliary cylinder, the transmission cylinder and the driving cylinder form a communicating vessel structure, when the cabin door is opened, the driving cylinder controls the auxiliary cylinder to stretch and retract, and the sagging of the fixing bracket is regulated, so that the loading and the unloading are facilitated; when the cabin door is closed, the fixed bracket is controlled to lift or lift again, so that goods are stably placed above the fixed bracket.
Of course, it is not necessary for any one product to practice the invention to achieve all of the advantages set forth above at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a front view of a large fixed wing unmanned aerial vehicle of the present invention;
FIG. 2 is a schematic view of the structure of section A-A of FIG. 1;
FIG. 3 is a partial, pictorial illustration of portion B of FIG. 2;
FIG. 4 is a partial, displayed view of portion C of FIG. 2;
FIG. 5 is a partial, displayed view of portion D of FIG. 2;
FIG. 6 is a cross-sectional view of the interior of the door;
FIG. 7 is a partial, displayed view of portion E of FIG. 6;
FIG. 8 is a partial, displayed view of portion F of FIG. 6;
Fig. 9 is a diagram of a loading mechanism.
In the drawings, the list of components represented by the various numbers is as follows:
1. A storage and transportation cabin; 2. an engine box; 3. a driving wing; 4. tail rotor; 5. steering wings; 6. cabin roof; 7. a bulkhead; 8. cabin abdomen; 9. a delivery port; 10. a cabin door; 11. an inner plate; 12. an outer plate; 13. a storage rack; 14. a top plate; 15. a bottom plate; 16. a support rail; 17. a drive box; 18. driving the plug rod; 19. a driving tube; 20. a slave channel; 21. a driven plug rod; 22. a communication chamber; 23. a drive gear; 24. a fixing bracket; 25. a conveying bracket; 26. an auxiliary cylinder; 27. a hinged plate; 28. a driven sleeve; 29. a transmission chamber; 30. a lifting shaft; 31. a drive cylinder; 32. a transmission cylinder; 33. a positioner; 34. a conveying wheel; 35. a transmission cavity; 36. and a conveying roller.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be understood that the terms "upper," "middle," "outer," "inner," and the like indicate an orientation or a positional relationship, and are merely for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the components or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Referring to fig. 1-9, the invention discloses an automatic door type large fixed wing unmanned aerial vehicle, which comprises a storage and transportation cabin 1, an engine box 2, a driving wing 3, a tail rotor 4 and a steering wing 5, wherein the opposite ends of the storage and transportation cabin 1 are fixedly connected with the engine box 2 and the tail rotor 4 respectively, and the steering wing 5 is hinged with the tail rotor 4; opposite side surfaces of the storage and transportation cabin 1 are fixedly connected with the driving wings 3, and the driving wings 3 are arranged between the engine box 2 and the storage and transportation cabin 1; the technical scheme is mainly used for improving a large fixed wing unmanned aerial vehicle in the prior art, and the unmanned aerial vehicle improved by the technical scheme is used for freight, so that the storage and transportation cabin 1 is a fuselage part of the unmanned aerial vehicle.
Preferably, the storage and transportation cabin 1 is of a hollow structure and comprises a cabin top 6, a cabin wall 7 and a cabin belly 8, wherein the cabin wall 7 is welded and fixed between the cabin top 6 and the cabin belly 8, and the two cabin walls 7 are respectively arranged on two opposite sides of the storage and transportation cabin 1; the surface of the bulkhead 7 is provided with a conveying port 9, and the conveying port 9 is communicated to the inside of the storage and transportation cabin 1; the inner surface of the conveying port 9 is hinged with a cabin door 10;
The cabin door 10 is a folding plate structure and comprises an inner plate 11 and an outer plate 12 which are hinged with each other; wherein when the cabin door 10 is closed, the inner plate 11 and the outer plate 12 are mutually folded and then are jointly contained in the conveying port 9, and when the cabin door 10 is opened, the inner plate 11 and the outer plate 12 can be completely unfolded; wherein the hinge joint of the inner plate 11 and the outer plate 12 is positioned at one side of the two, when the cabin door 10 is unfolded, the outer end of the outer plate 12 touches the ground, and the inner plate 11 is pressed down under the action of gravity, so that the supporting and fixing effects on the overall structure of the unfolded cabin door 10 are realized; the inner surface of the storage and transportation cabin 1 is fixedly connected with a storage rack 13 in a bolting way, the storage rack 13 is of an I-shaped plate frame structure and comprises a top plate 14, a bottom plate 15 and a support column 16, wherein the support column 16 is fixedly welded between the top plate 14 and the bottom plate 15; the upper surface of the bottom plate 15 is fixedly bolted with a driving box 17, wherein the driving box 17 is of a volute structure, and the inner surface of the driving box is fixedly welded with a driving plug rod 18; a driving pipe 19 is welded and fixed at one hinged end of the inner plate 11 and the conveying port 9, wherein the driving pipe 19 is of an arc-shaped pipe structure, and one end of the driving pipe is slidingly extended into the driving box 17; the driving plug rod 18 is also of an arc-shaped rod structure, one end of the driving plug rod is extended into the driving box 17 in a sliding manner, and forms a piston structure with the driving box 17; the other end of the inner plate 11 is provided with a driven cavity channel 20, one end of the outer plate 12 is welded with a driven plug rod 21, wherein the driven cavity channel 20 and the driven plug rod 21 are of arc-shaped structures, and one end of the driven plug rod 21 slidingly extends into the driven cavity channel 20 and forms a piston structure with the driven cavity channel 20; a communication cavity 22 is formed in the inner plate 11, wherein the driven cavity channel 20 is communicated with the driving pipe 19 through the communication cavity 22; the driving tube 19, the driving plug rod 18, the driven cavity channel 20, the driven plug rod 21 and the communicating cavity 22 together form a communicating vessel structure based on a piston structure, so that when the inner plate 11 is unfolded, the driving plug rod 18 retracts inside the driving tube 19, and the driven plug rod 21 is driven to retract inside the driven cavity channel 20, thereby realizing synchronous unfolding action of the outer plate 12.
The inner surface of the driving box 17 is connected with a driving gear 23 in a rotating shaft way, a plurality of tooth grooves are formed in the outer side surface of the driving tube 19, and the driving tube 19 is meshed with the driving gear 23 through the tooth grooves; a drive motor is arranged in the drive box 17, and an output shaft of the drive motor is mechanically fixed with the drive gear 23; in combination with the above structure, when the driving motor is started, the driving gear 23 is driven to rotate, and the inner plate 11 is driven to be unfolded and stored by the gear tooth space meshing structure.
Preferably, a plurality of carrying mechanisms are arranged on two opposite sides of the support rail 16, each carrying mechanism comprises a fixed bracket 24, a conveying bracket 25 and an auxiliary cylinder 26, wherein the fixed brackets 24 and the conveying brackets 25 are complementary in structure, and when the fixed brackets 24 and the conveying brackets 25 are overlapped, a complete plate frame structure is formed; wherein, the fixed bracket 24 and the conveying bracket 25 can be mutually separated and overlapped, when the fixed bracket 24 and the conveying bracket 25 are mutually separated, the conveying bracket 25 moves to the upper part of the fixed bracket 24, thereby increasing the goods placement position in the storage and transportation cabin 1; it should be added that the inside of the fixing bracket 24 and the inside of the conveying bracket 25 are provided with a plurality of conveying wheels 34 and conveying motors, and the conveying wheels 34 are arranged in an array; meanwhile, a group of conveying motors are shared by a plurality of conveying wheels 34 in the same bracket, and the conveying motors work independently; one end of the fixed bracket 24 is hinged with the support rail 16, and meanwhile, the lower surface of the fixed bracket 24 is hinged with the support rail 16 through an auxiliary cylinder 26; wherein the angle of the fixing bracket 24 can be adjusted by means of the lever principle when changing the telescopic length of the auxiliary cylinder 26, wherein the supporting placement of the goods can be achieved when the fixing bracket 24 is lifted or parallel to the bottom plate 15; when the fixing bracket 24 sags, the fixing bracket is used for conveying goods, and the tail end of the fixing bracket 24 sags is positioned at the hinge joint of the inner plate 11 and the conveying opening 9, so that the goods can be conveniently loaded and unloaded.
The carrying mechanism further comprises a hinging plate 27, wherein one end of the hinging plate 27 is hinged with the conveying bracket 25, and the other end of the hinging plate is hinged with the conveying bracket 25 through an auxiliary cylinder 26; a plurality of transmission chambers 29 are formed in the support fence 16, a driven sleeve 28 is welded and fixed on one side surface of the hinging plate 27, and the driven sleeve 28 slides and extends into the transmission chambers 29; the lifting shaft 30 is connected with the rotating shaft on the inner surface of the transmission chamber 29, and the lifting shaft 30 penetrates through the driven sleeve 28 and forms a screw rod structure with the driven sleeve; a lifting motor is arranged in the transmission chamber 29, and an output shaft of the lifting motor is mechanically fixed with the lifting shaft 30; by combining the structure, when the goods placement position in the storage and transportation cabin 1 needs to be increased, the lifting motor is started, and the driven sleeve 28 and the hinging plate 27 are driven to slide upwards by the screw rod structure; when the upper slide is up to the corresponding position, the effect of increasing the placement position is realized; it should be noted that, an inductive switch is installed between the fixing bracket 24 and the conveying bracket 25, wherein the inductive switch and the positioner 33 are both infrared sensors, and the inductive switch is electrically connected with the conveying motor; when the fixing bracket 24 and the conveying bracket 25 are separated from each other, the inductive switch controls the conveying motor to be turned off, and the goods stop parallel conveying action.
Preferably, the upper surface of the bottom plate 15 is fixedly connected with a plurality of driving cylinders 31 and a plurality of driving cylinders 32 in a bolting way, wherein the output shafts of the driving cylinders 31 extend into the driving cylinders 32, the output ends of the driving cylinders 32 are communicated with the input ends of the auxiliary cylinders 26 connected with the fixed brackets 24, and the auxiliary cylinders 26, the driving cylinders 32 and the driving cylinders 31 form a communicating vessel structure; the driving cylinder 31 is an electric telescopic cylinder and is electrically matched with the lifting motor; it is emphasized that only the auxiliary cylinder 26 under the fixed bracket 24 cooperates with the drive cylinder 31 and the transmission cylinder 32; meanwhile, the driving cylinder 31 is matched with the driving motor, namely when the cabin door 10 is opened, the driving cylinder 31 controls the auxiliary cylinder 26 to stretch and retract, and the sagging of the fixed bracket 24 is regulated, so that the loading and the unloading are facilitated; when the door 10 is closed, the fixing bracket 24 is controlled to be lifted or raised again, so that the goods are stably placed above the fixing bracket 24.
Preferably, the two opposite outer side surfaces of the cabin belly 8 are welded with the locators 33, and the locators 33 are electrically connected with the driving motor; wherein the door 10 is controlled to open by the drive motor when the positioner 33 senses the pick-up or delivery position.
In combination with the above structure, in actual operation, the opening and closing operation of the inner hatch door 10 of the unmanned aerial vehicle and the conveying operation of the goods inside and outside share a set of control system, in order to realize automation, when the positioner 33 senses the goods taking or delivering position, the driving motor controls the hatch door 10 to open, wherein the inner plate 11 and the outer plate 12 are synchronously unfolded under the function of the communicating vessel structure, and the supporting and fixing are realized by utilizing the structural characteristics of the inner plate and the outer plate; when the cabin door 10 is unfolded, the driving cylinder 31 is started, and the fixed bracket 24 is drooped again by utilizing the communicating vessel principle, so that the goods placed on the fixed bracket 24 slide to a goods outlet point or the goods which are convenient to take the goods from the goods outlet point are conveyed into the storage and transportation cabin 1; it should be noted that, the surfaces of the fixing bracket 24 and the conveying bracket 25 are also provided with pressure sensors, when the carrying mechanism senses the goods, the conveying motor is started, and the goods are conveyed to other carrying mechanisms from the carrying mechanism at the conveying port 9 by utilizing the conveying wheels 34; and then when the same-layer goods are fully loaded, the lifting motor is started, the screw rod structure is used for driving the conveying bracket 25 to ascend, and the internal separation of the object loading mechanism is realized, so that the goods placing position in the storage and transportation cabin 1 is increased, and the storage and transportation space is enlarged.
A transmission cavity 35 is formed in one surface of the inner plate 11, a plurality of conveying rollers 36 are connected to the inner surface of the transmission cavity 35 in a rotating shaft mode, roller shafts of the conveying rollers 36 are linked through a belt pulley transmission structure, and the upper edges of the conveying rollers 36 extend to the outer portion of the inner plate 11; a friction damper is arranged at the shaft joint of the roller shaft of the conveying roller 36; in combination with the above structure, during actual operation, especially shipment operation, when the hatch door 10 is unfolded, the conveying roller 36 supports the goods upwards, the goods slide from top to bottom in the slope structure, and the conveying roller 36 provides acceleration for the goods to slide downwards in the sliding process, but in order to avoid the influence on shipment quality due to the too high shipment speed, the friction damping can control the rotating speed of the conveying roller 36, so that the goods can slide downwards at a uniform speed as much as possible.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean 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 present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended only to assist in the explanation of the invention. The preferred embodiments are not exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.
Claims (6)
1. The utility model provides a large-scale fixed wing unmanned aerial vehicle of automatic gate-type, includes storage and transportation cabin (1), engine box (2), driving wing (3), tail rotor (4) and turns to wing (5), its characterized in that: opposite ends of the storage and transportation cabin (1) are fixedly connected with the engine box (2) and the tail rotor (4) respectively, and the steering wings (5) are hinged with the tail rotor (4); opposite side surfaces of the storage and transportation cabin (1) are fixedly connected with the driving wings (3), and the driving wings (3) are arranged between the engine box (2) and the storage and transportation cabin (1).
2. The large fixed wing unmanned aerial vehicle with the automatic door according to claim 1, wherein the storage and transportation cabin (1) is of a hollow structure and comprises a cabin top (6), a cabin wall (7) and a cabin belly (8), wherein the cabin wall (7) is welded and fixed between the cabin top (6) and the cabin belly (8), and the two cabin walls (7) are respectively arranged on two opposite sides of the storage and transportation cabin (1); the surface of the bulkhead (7) is provided with a conveying port (9), and the conveying port (9) is communicated to the inside of the storage and transportation cabin (1); the inner surface of the conveying port (9) is hinged with a cabin door (10);
The cabin door (10) is of a folding plate structure and comprises an inner plate (11) and an outer plate (12), and the inner plate and the outer plate are hinged with each other; the storage and transportation cabin is characterized in that a storage rack (13) is fixedly bolted to the inner surface of the storage and transportation cabin (1), the storage rack (13) is of an I-shaped plate frame structure and comprises a top plate (14), a bottom plate (15) and a support column (16), and the support column (16) is fixedly welded between the top plate (14) and the bottom plate (15); the upper surface of the bottom plate (15) is fixedly connected with a driving box (17) in a bolting way, wherein the driving box (17) is of a volute structure, and the inner surface of the driving box is fixedly welded with a driving plug rod (18); a driving pipe (19) is welded and fixed at one hinged end of the inner plate (11) and the conveying port (9), wherein the driving pipe (19) is of an arc-shaped pipe structure, and one end of the driving pipe is extended into the driving box (17) in a sliding manner; the driving plug rod (18) is of an arc-shaped rod structure, one end of the driving plug rod is extended into the driving box (17) in a sliding manner, and the driving plug rod and the driving box (17) form a piston structure;
The other end of the inner plate (11) is provided with a driven cavity channel (20), one end of the outer plate (12) is welded with a driven plug rod (21), the driven cavity channel (20) and the driven plug rod (21) are of arc-shaped structures, and one end of the driven plug rod (21) slidingly extends to the inside of the driven cavity channel (20) and forms a piston structure with the driven cavity channel; a communication cavity (22) is formed in the inner plate (11), and the driven cavity channel (20) is communicated with the driving pipe (19) through the communication cavity (22);
The inner surface of the driving box (17) is rotationally connected with a driving gear (23), a plurality of tooth grooves are formed in the outer side surface of the driving pipe (19), and the driving pipe (19) is meshed with the driving gear (23) through the tooth grooves; the driving box (17) is internally provided with a driving motor, and an output shaft of the driving motor is mechanically fixed with the driving gear (23).
3. The large fixed wing unmanned aerial vehicle with the automatic door according to claim 2, wherein a plurality of carrying mechanisms are arranged on two opposite sides of the supporting column (16), each carrying mechanism comprises a fixed bracket (24), a conveying bracket (25) and an auxiliary cylinder (26), wherein the fixed bracket (24) and the conveying bracket (25) are complementary in structure, and form a complete plate frame structure when the fixed bracket and the conveying bracket (25) are overlapped; one end of the fixed bracket (24) is hinged with the support column (16), and meanwhile, the lower surface of the fixed bracket (24) is hinged with the support column (16) through an auxiliary cylinder (26);
The carrying mechanism further comprises a hinging plate (27), wherein one end of the hinging plate (27) is hinged with the conveying bracket (25), and the other end of the hinging plate is hinged with the conveying bracket (25) through an auxiliary cylinder (26) for supporting; a plurality of transmission chambers (29) are formed in the support fence (16), a driven sleeve (28) is welded and fixed on one side surface of the hinging plate (27), and the driven sleeve (28) slides and extends to the inside of the transmission chambers (29); the inner surface of the transmission chamber (29) is rotatably connected with a lifting shaft (30), and the lifting shaft (30) penetrates through the driven sleeve (28) and forms a screw rod structure with the driven sleeve; the transmission chamber (29) is internally provided with a lifting motor, and an output shaft of the lifting motor is mechanically fixed with the lifting shaft (30).
4. A large fixed wing unmanned aerial vehicle with automatic door according to claim 3, wherein the upper surface of the bottom plate (15) is fixedly connected with a plurality of driving cylinders (31) and a plurality of driving cylinders (32) in a bolting way, wherein the output shafts of the driving cylinders (31) extend into the driving cylinders (32), the output ends of the driving cylinders (32) are communicated with the input ends of auxiliary cylinders (26) connected with the fixed brackets (24), and the auxiliary cylinders (26), the driving cylinders (32) and the driving cylinders (31) form a communicating vessel structure; the driving cylinder (31) is an electric telescopic cylinder and is electrically matched with the lifting motor.
5. The large fixed wing unmanned aerial vehicle with the automatic door according to claim 4, wherein the two opposite outer sides of the cabin web (8) are welded with a positioner (33), and the positioner (33) is electrically connected with the driving motor.
6. The automatic door type large fixed wing unmanned aerial vehicle according to claim 5, wherein a transmission cavity (35) is formed in one surface of the inner plate (11), a plurality of conveying rollers (36) are connected to a rotating shaft on the inner surface of the transmission cavity (35), roller shafts of the conveying rollers (36) are linked through a belt pulley transmission structure, and the upper edges of the conveying rollers (36) extend to the outside of the inner plate (11); a friction damper is arranged at the shaft joint of the roller shaft of the conveying roller (36).
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| CN118083175B (en) | 2024-07-02 |
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