CN114572417A - Quick locking device and aircraft comprising same - Google Patents

Abstract

The invention provides a quick locking device and an aircraft comprising the quick locking device, and supports are provided for quick assembly of parts of the aircraft. The quick locking device is used for quickly locking the first module and the second module; the quick-locking device comprises: a locking body and a closure assembly. A locking body mounted on one of the first module and the second module; a locking assembly disposed on the other of the first module and the second module and having a locking hole opposite the locking body; wherein the locking body is inserted into the locking hole and locked by the locking assembly when the first module and the second module are assembled in place. The quick locking device and the aircraft comprising the quick locking device can meet the requirements of quick assembly, replacement and disassembly among different modules. The whole device has low failure rate, high reliability and strong operability.

Description

A quick locking device and an aircraft containing the quick locking device

technical field

The invention relates to the technical field of unmanned aerial vehicles, in particular to a quick locking device and an aircraft containing the quick locking device.

Background technique

With the development of industrial drones, its applications in map mapping, geological survey, disaster monitoring, meteorological detection, air traffic control, border patrol monitoring, emergency rescue, logistics and transportation, power inspection, agricultural plant protection, etc. are more and more widely used . With more and more usage scenarios of UAVs, the performance requirements of UAVs are getting higher and higher. At present, UAVs can only meet the flight requirements, and it is inconvenient to quickly assemble, disassemble and store. Failure to assemble, replace or disassemble quickly can lead to serious consequences. At present, some mechanisms are complex, require high precision, difficult to process, high cost, heavy weight, and poor interchangeability; It takes a lot of time to find tools, which can easily lead to serious consequences; some institutions have parts falling off the body during the assembly or disassembly process. The external environment is harsh, which increases the difficulty of operation. Sometimes parts fall, and it takes a lot of time to find parts, which can easily cause serious consequences. Therefore, the above technical problems need to be solved.

SUMMARY OF THE INVENTION

In view of the above disadvantages of the prior art, the present invention provides a quick-locking device and an aircraft including the quick-locking device, so as to provide support for the rapid assembly of various parts of the aircraft.

In order to achieve the above object and other related objects, the present invention provides a quick locking device for quickly locking the first module and the second module. The quick locking device includes: a locking body and a locking assembly. The locking body is installed on one of the first module and the second module; the locking assembly is arranged on the other of the first module and the second module, and has an opposite to the locking body The locking hole; wherein, when the first module and the second module are assembled in place, the locking body is inserted into the locking hole and locked by the locking assembly.

In an example of the quick locking device of the present invention, the locking assembly includes a seat body and a blocking piece, the blocking piece is slidably installed in the seat body and has an unlocking position and a locking position, when the blocking piece is in the locking position The locking body is locked in the locking hole, and when the blocking plate is in the unlocking position, the locking body is released so that the locking body can be pulled out from the locking hole.

In an example of the quick locking device of the present invention, the locking assembly further includes an operating body; the operating body is rotatably mounted on the blocking plate, a convex portion is provided on the operating body, and the operating body is rotated to any position When the protruding portion abuts against the seat body, the blocking piece is driven by the operating body to unlock the locking body.

In an example of the quick locking device of the present invention, the base body is provided with a groove matching with the operating body, and when the blocking piece is in the unlocking position, the convex portion of the operating body abuts against the operating body. in the groove.

In an example of the quick locking device of the present invention, the locking assembly further includes a locking safety portion acting on the blocking piece to prevent the blocking piece from unlocking by itself.

In an example of the quick-locking device of the present invention, the locking safety portion includes an elastic body and an elastic body mounting seat, the operating body is disposed on one side of the blocking piece along the sliding direction, and the blocking piece is located on the side of the sliding direction along the sliding direction. The other side protrudes to the seat body and is connected with the elastic body mounting seat, the elastic body is installed between the elastic body mounting seat and the seat body, and pulls the blocking piece to compress the locking body.

In an example of the quick locking device of the present invention, the elastic body is a spring, and the elastic body mounting seat and the seat body are provided with a spring positioning mounting structure.

In an example of the quick locking device of the present invention, when the blocking plate is in the unlocking position, the extending direction of the operating body extends along the normal direction of the surface of the first module or the surface of the second module.

In an example of the quick locking device of the present invention, when the blocking plate is in the locking position, the extending direction of the operating body fits a surface of the first module or the second module.

In an example of the quick locking device of the present invention, the operating body includes a first arm body, a second arm body and a handle, and the first arm body and the second arm body are arranged parallel to the rotation axis of the operating body The handle is arranged on the other side of the rotation axis of the operating body, the convex portion includes a first convex portion and a second convex portion, and the first convex portion is provided on the first arm body. an end portion, the second convex portion is provided at the end portion of the second arm body, and the first convex portion and the second convex portion abut against the blocking piece when the blocking piece is in the unlocking position on the seat body on both sides.

In an example of the quick locking device of the present invention, a rotating shaft seat is provided at the position where the operating body is connected to the blocking piece, and a groove matching the rotating shaft seat is provided on the seat body. The rotating shaft seat is recessed into the groove, so that the operating body fits with the seat body.

In an example of the quick locking device of the present invention, in the unlocked state, the protruding portion abuts against the groove.

In an example of the quick locking device of the present invention, the base body is provided with a mounting hole for a blocking piece, the mounting hole for the blocking piece is matched with the blocking piece, and the blocking piece is inserted into the mounting hole for the blocking piece inside, and slide along the hole wall of the baffle mounting hole.

In an example of the quick locking device of the present invention, the locking body is provided with a first positioning body, and the blocking piece is provided with a second positioning body, and when the blocking piece is in the locking position, the second positioning body and the The first positioning body cooperates to lock the locking body.

In an example of the quick locking device of the present invention, the first positioning body includes a rib and/or a groove, and the second positioning body includes a slot and/or a rib matching the first positioning body .

The present invention also provides an aircraft comprising a first body and a second body, wherein the locking components of the first body and the second body include the quick locking device described in any one of the above.

In an example of the aircraft of the present invention, the butting surfaces of the first body and the second body are stepped.

In an example of the aircraft of the present invention, a connecting and plugging structure is provided between the butting surfaces of the first body and the second body, and the plugging direction of the plugging structure is the same as that of the first body and the second body. The moving directions of the two bodies are the same when they are docked.

In an example of the aircraft of the present invention, the connection plug structure is an oil circuit and/or a circuit connection structure and/or a communication connection structure.

In an example of the aircraft of the present invention, the locking component further includes a locking fastener.

In an example of the aircraft of the present invention, the abutting surfaces of the first body and the second body include a first vertical surface, a second vertical surface and a connecting surface, and the first vertical surface is disposed on the first vertical surface. Above the two vertical surfaces, a connecting surface connects the first vertical surface and the second vertical surface.

In an example of the aircraft of the present invention, the first vertical surface and the second vertical surface are provided with positioning plug structures.

In an example of the aircraft of the present invention, the positioning plug-in structure includes a positioning body and a positioning hole, and the extending direction of the positioning body is consistent with the butting direction of the first body and the second body.

In an example of the aircraft of the present invention, the quick locking device is used for locking the first body and the second body on both sides of the first vertical plane, and the locking fastener is used for locking The first body and the second body on both sides of the second vertical plane.

In an example of the aircraft of the present invention, the aircraft includes two quick locking devices and two locking fasteners, the two quick locking devices are arranged on the top of the first body or the second body, The two locking fasteners are arranged on the lower sides of the first body or the second body.

In an example of the aircraft of the present invention, the quick locking device is disposed inside the first body or the second body, and only the operation structure of the quick locking device is exposed to the first body or the second body Outside the second body.

The quick locking device of the present invention and the aircraft containing the quick locking device can satisfy the quick assembly, replacement and disassembly of different modules. The whole device has low failure rate, high reliability and strong operability. Moreover, the quick locking device of the present invention can be quickly assembled and disassembled without tools. In the process of assembly and disassembly of each module, no connected parts can fall off. The quick locking device of the present invention and the aircraft containing the quick locking device are convenient to install, have high interchangeability, simple structure, low cost and light weight.

Description of drawings

In order to explain the embodiments of the present invention or the technical solutions in the prior art more clearly, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained according to these drawings without creative efforts.

1 is a three-dimensional schematic diagram of the quick locking device of the present invention in a locked state;

Fig. 2 is the exploded view of the quick locking device of the present invention;

3 is a three-dimensional schematic diagram of the quick locking device of the present invention in an unlocked state;

4 is a trajectory diagram of the quick locking device of the present invention from an unlocked state to a locked state;

Fig. 5 is the top view of the quick locking device of the present invention;

Fig. 6 is the sectional view of A-A in Fig. 5;

7 is a schematic structural diagram of the assembled aircraft of the present invention;

8 is a schematic structural diagram of the disassembled aircraft of the present invention;

Fig. 9 is another structural schematic diagram after dismantling of the aircraft of the present invention;

FIG. 10 is a schematic structural diagram of the first body of the aircraft of the present invention.

Component label description

100, quick locking device; 110, seat body; 111, first groove; 112, locking hole; 113, blocking plate mounting hole; 114, second spring mounting post; 115, second groove; 120, locking body ; 121, the first positioning body; 130, the operating body; 131, the first arm body; 132, the second arm body; 133, the shaft seat; 134, the second convex part; 135, the first convex part; 136, the handle; 140, blocking plate; 141, second positioning body; 150, locking safety part; 151, elastomer; 152, elastomer mounting seat; 1521, first spring mounting post; 160, pin; 200, first body; 210 , the first vertical surface of the first body; 220, the connecting surface of the first body; 230, the second vertical surface of the first body; 231, the positioning body; 240, the wing; 300, the second body; 310, The first vertical surface of the second body; 311, the through hole; 320, the connecting surface of the second body; 330, the second vertical surface of the second body; 331, the positioning hole; 400, the locking fastener; 410, The first locking body; 420, the second locking body; 500, the connecting plug structure; 510, the first plug; 520, the second plug.

Detailed ways

The embodiments of the present invention are described below through specific specific examples, and those skilled in the art can easily understand other advantages and effects of the present invention from the contents disclosed in this specification. The present invention can also be implemented or applied through other different specific embodiments, and various details in this specification can also be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention. It should be noted that the following embodiments and features in the embodiments may be combined with each other under the condition of no conflict. It should also be understood that the terms used in the embodiments of the present invention are for describing specific specific embodiments, rather than for limiting the protection scope of the present invention. In the following examples, the test methods without specific conditions are usually in accordance with conventional conditions, or in accordance with the conditions suggested by various manufacturers.

When numerical ranges are given in the examples, it is to be understood that, unless otherwise indicated herein, both endpoints of each numerical range and any number between the two endpoints may be selected. Unless otherwise defined, all technical and scientific terms used in the present invention and those skilled in the art have mastered the prior art and the description of the present invention, and can also use the methods, equipment, and materials described in the embodiments of the present invention. Any methods, devices and materials similar or equivalent to those of the prior art can be used to implement the present invention.

It should be noted that the terms such as "up", "down", "left", "right", "middle" and "one" quoted in this specification are only for the convenience of description and clarity, and are not used to limit this The implementable scope of the invention, and the change or adjustment of the relative relationship thereof, shall also be regarded as the implementable scope of the present invention without substantially changing the technical content.

Referring to FIGS. 1 to 6 , the present invention provides a quick-locking device and an aircraft including the quick-locking device to provide support for rapid assembly of various parts of the aircraft.

Please refer to FIG. 1 to FIG. 6 , and FIG. 8 , the quick locking device 100 is used to quickly lock the first module (ie the first body 200 ) and the second module (ie the second body 300 ); The structures of the first module and the second module are not limited. The quick locking device 100 includes a locking body 120 and a locking assembly. The locking body 120 is mounted on one of the first module and the second module, and cantilevered out; the locking assembly is arranged on the other of the first module and the second module , and has a locking hole 112 opposite to the locking body 120; wherein, when the first module and the second module are assembled in place, the locking body 120 is inserted into the locking hole 112, and is The locking assembly is locked. It should be noted that in the present invention, the locking body 120 can be installed on the first module or the second module. In this embodiment, the locking body 120 is installed on the first module and cantilevered out. Outside the first module, the locking assembly is disposed on the second module corresponding to the locked body 120 , and a lock corresponding to the locking body 120 is disposed on the side facing the first module The hole 112 (located in the through hole 311); in another embodiment of the present invention, the locking body 120 is mounted on the second module and cantilevered out of the second module, and the locking assembly is connected to the locking body The body 120 is correspondingly disposed on the first module, and a locking hole 112 corresponding to the locking body 120 is disposed on the side facing the second module. The locking body 120 is provided with a first positioning body 121, and the blocking piece 140 is provided with a second positioning body 141. When the blocking piece 140 is in the locking position, the second positioning body 141 is connected to the first positioning body 141. The positioning body 121 cooperates to lock the locking body 120 .

In the present invention, as long as it can be inserted into the locking hole 112 and locked by the corresponding locking component, the structure and shape of the locking body 120 are not limited. In the example, a cylindrical locking body is used in consideration of smoothness of processing and insertion. Using the cylindrical locking body 120 for positioning and force transmission can not only ensure the structural strength and force transmission of components, but also has the advantages of simple batch processing and production, easy to ensure accuracy, high interchangeability, convenient installation, simple structure, low cost, Light weight and other advantages.

Referring to FIGS. 2 to 3 , the locking assembly in the present invention may be any structure capable of fixing the locking body 120 in the axial direction and the radial direction. In an example of the present invention, the locking assembly includes a seat body 110 and a blocking piece 140, the blocking piece 140 is slidably installed in the seat body 110 and has an unlocking position and a locking position, when the blocking piece 140 is in the locking position, the locking body 120 is locked in the locking hole 112 Inside, when the blocking piece 140 is in the unlocking position, the locking body 120 is released so that the locking body 120 can be pulled out from the locking hole 112 . In the invention, the sliding installation method of the baffle 140 in the seat body 110 can be any suitable sliding connection method, such as installing the baffle 140 in the seat body 110 through a linear guide pair, or using a combination of a sliding rod and a sliding sleeve to install the baffle 140 It is installed in the base body 110. In an example of the present invention, the base body 110 is provided with a blocking piece mounting hole 113, the blocking piece mounting hole 113 is matched with the blocking piece 140, and the blocking piece 140 is inserted in the into the mounting hole 113 of the blocking piece, and slide along the hole wall of the mounting hole 113 for the blocking piece.

Referring to FIGS. 1 to 3 , in the present invention, the switching between the unlocking position and the locking position of the blocking piece 140 can be realized by any suitable means such as manual operation. In an embodiment of the invention, the locking assembly further includes an operation The body 130 and the locking safety part 150 act on the blocking piece 140 to prevent the blocking piece 140 from being unlocked by itself under conditions such as vibration, so as to ensure safe and reliable flight. The operating body 130 is rotatably mounted on the blocking piece 140 through the pin shaft 160 . The blocking piece mounting hole 113 penetrates through the base body 110 , the locking safety portion 150 includes an elastic body 151 and an elastic body mounting seat 152 , and the operating body 130 is disposed on one side of the blocking piece 140 along the sliding direction, The blocking piece 140 protrudes from the other side of the sliding direction to the seat body 110 and is connected with the elastic body mounting seat 152 , and the elastic body 151 is installed on the elastic body mounting seat 152 and the elastic body mounting seat 152 . between the bases 110 , and the blocking piece 140 is pressed against the locking body 120 .

Referring to FIGS. 1 to 3 , in an example of the present invention, the operating body 130 is provided with a convex portion, and when the operating body 130 rotates until the convex portion abuts against the base body 110 , the blocking The piece 140 is driven by the operating body 130 to unlock the locking body 120 , the base body 110 is provided with a groove matching with the operating body 130 , when the blocking piece 140 is in the unlocking position, the The convex part of the operating body 130 abuts in the groove, which can ensure the stability of the position of the operating body 130 in the unlocked state, realize the self-locking of the quick locking device 100 in the locked state, and reduce the failure rate. In an example of the present invention, the operating body 130 includes a first arm body 131 , a second arm body 132 and a handle 136 , and the first arm body 131 and the second arm body 132 are arranged in parallel on the operating body 130 on one side of the axis of rotation, the handle 136 is provided on the other side of the axis of rotation of the operating body 130, and the protruding portion includes a first protruding portion 135 and a second protruding portion 134, and the first protruding portion 135 is provided At the end of the first arm body 131 , the second convex portion 134 is provided at the end of the second arm body 132 , and the seat body 110 is at a position where the first convex portion 135 is matched A first groove 111 is provided, and a second groove 115 is provided at a position matched with the second convex portion 134. When the blocking piece 140 is in the unlocked position, the first convex portion 135 and the second convex portion 135 The convex portion 134 abuts against the first groove 111 and the second groove 115 on both sides of the blocking piece 140 at the same time.

2 to 3 and FIG. 6 , the elastic body 151 in the present invention can be installed between the elastic body mounting seat 152 and the seat body 110 , and the blocking piece 140 can be pressed against the locking Any suitable structure of the body 120 , such as a bent reed or a polymer material with elastic force, in an example of the present invention, the elastic body 151 is a spring, the elastic body mounting seat 152 and the seat body 110 A spring positioning installation structure is arranged on the upper part. The spring positioning and installation structure can be any suitable structure that can realize the stable installation of the spring on the elastic body mounting seat 152 and the seat body 110. In the present invention, the elastic body mounting seat 152 at one end of the spring is provided with a spring. The first spring mounting post 1521 with matching inner diameter is provided with a second spring mounting post 114 which matches the inner diameter of the spring on the seat body 110 at the other end of the spring. The first spring mounting post 1521 and the second spring mounting post 114 are inserted into the spring. There are inner holes at both ends of the spring to realize the positioning and installation of the spring. Those skilled in the art can understand that a spring installation groove matching the outer diameter of the spring can also be provided on the elastic body mounting seat 152 and the seat body 110 at both ends of the spring; Alternatively, a spring mounting groove is provided on the elastic body mounting seat 152 or the seat body 110 at one end of the spring, and a spring mounting post is provided on the seat body 110 or the elastic body mounting seat 152 at the other end of the spring to realize the positioning and installation of the spring.

Referring to FIG. 4 , in an embodiment of the present invention, when the blocking plate 140 is in the unlocking position, the extending direction of the operating body 130 is perpendicular to the surface of the first module or the second module, so that the handle 136 protrudes normal to the first module surface or the second module surface. That is, when the locking assembly is installed on the first module, the extension direction of the handle 136 extends along the normal direction of the surface of the first module, and when the locking assembly is installed on the second module, the extension direction of the handle 136 is along the second module. The normal extension of the surface. This makes it easier for the assembler to observe the assembly lock state.

Referring to FIG. 4 , in an embodiment of the present invention, when the blocking piece 140 is in the locking position, the extending direction of the handle 136 fits the surface of the first module or the second module. That is, when the locking assembly is installed on the first module, the extension direction of the handle 136 is fitted to the surface of the first module, and when the locking assembly is installed on the second module, the extension direction of the handle 136 is fitted to the second module s surface. This reduces the drag of the aircraft during flight.

Referring to FIGS. 1 to 3 , in an embodiment of the present invention, a pivot seat 133 is disposed at the position where the operating body 130 is connected to the blocking piece 140 , and the pivot seat 133 is disposed on the seat body 110 . Matching grooves, the grooves include a first groove 111 and a second groove 115 provided on the base body 110 on both sides of the blocking piece 140 , and the first groove 111 and the second groove 115 can accommodate the blocking piece 140 The rotating shaft seats 133 on both sides are recessed into the grooves in the locked state, so that the operating body 130 and the base body 110 fit together. In the unlocked state, the first protrusion 135 on the operating body 130 is pressed against the first groove 111 , and the second protrusion 134 on the operating body 130 is pressed against the second groove 115 In order to limit the operating body 130 . The arrangement of the first groove 111 and the second groove 115 can not only provide a guarantee for the stability of the operating body 130 in the unlocked state, but also enable the operating body 130 to fit with the first module or the second module in the locked state. provide conditions.

In the present invention, the first positioning body 121 and the second positioning body 141 can be any suitable structure that can cooperate with each other to realize the fixing of the locking body 120 in the axial and radial directions. In this embodiment, the first positioning body 121 is a The slot is arranged on the locking body 120, the slot is arranged on the extending end of the locking body 120, and circles around the circumference, the second positioning body 141 is a rib corresponding to the slot, The baffle is arranged on the baffle 140 and can be inserted into the slot. When the locking body 120 is inserted into the locking hole 112 , the baffle is pressed against the slot under the action of a spring. so that the locking body 120 is axially and radially fixed in the locking hole 112 . However, in another embodiment of the present invention, the first positioning body 121 is a bulge provided on the locking body 120 , and the second positioning body 141 is a slot provided on the blocking piece 140 . Under the action of the spring, the locking body 120 is locked in the locking hole 112 in the radial direction and the axial direction by being clamped outside the rib. Those skilled in the art can understand that, in the present invention, the first positioning body 121 may include a rib and a slot at the same time, and the second positioning body 141 includes a slot and a rib corresponding to the first positioning body 121 , and this arrangement is the same The locking body 120 can be locked in the locking hole 112 . During the unlocking process of the operating body 130 , the first convex portion 135 slides into the first groove 111 and overlaps with the track of the wall of the first groove 111 and is always in contact, and the second convex portion 134 slides into the second groove 115 and The track of the wall of the second groove 115 overlaps and always offsets, preferably when the first convex portion 135 is pressed against the bottom of the first groove 111 and the second convex portion 134 is pressed against the bottom of the second groove 115 to achieve position unlocking, In this way, the force in the manual unlocking process can be reduced, and when the unlocking position is locked, the position is limited due to the action of gravity, and the stability of the unlocking state is maintained.

The present invention also provides an aircraft, which includes a first body 200 (ie, a first module) and a second body 300 (ie, a second module), and the first body 200 and the second body 300 are locked by a locking member , the quick locking device 100 described in any of the above embodiments is included in the locking component.

In an embodiment of the aircraft of the present invention, the quick locking device 100 is used to quickly lock the first body 200 and the second body 300; the structures of the first body 200 and the second body 300 are not limited. The quick locking device 100 includes: a locking body 120 and a locking assembly. The locking body 120 is installed on one of the first body 200 and the second body 300 and cantilevered out; the locking assembly is arranged on the first body 200 and the second body 300 and has a locking hole 112 opposite to the locking body 120; wherein, when the first body 200 and the second body 300 are assembled in place, the locking body 120 is inserted into the locking hole 112 and locked by the locking assembly. It should be noted that, in the present invention, the locking body 120 can be installed on the first body 200 or the second body 300. In an embodiment of the present invention, the locking body 120 is installed on the first body 200 , and cantilevered out to the outside of the first body 200 , the locking assembly is disposed on the second body 300 corresponding to the locked body 120 , and a side facing the first body 200 is provided with the In another embodiment of the present invention, the locking body 120 is installed on the second body 300 and cantilevered out of the second body 300, and the locking component is connected to the second body 300. The locking body 120 is correspondingly disposed on the first body 200 , and a locking hole 112 corresponding to the locking body 120 is disposed on the side facing the second body 300 . As long as it can be inserted into the locking hole 112 and locked by the corresponding locking component, the structure and shape of the locking body 120 are not limited. Considering the smoothness of processing and insertion, a cylindrical locking body 120 is used. The locking body 120 is provided with a first positioning body 121, and the blocking piece 140 is provided with a second positioning body 141. When the blocking piece 140 is in the locking position, the second positioning body 141 is connected to the first positioning body 141. The positioning body 121 cooperates to lock the locking body 120 .

In an embodiment of the present invention, the abutting surfaces of the first body 200 and the second body 300 are stepped, and a connecting plug is provided between the abutting surfaces of the first body 200 and the second body 300 The connection structure 500 is formed, and the insertion direction of the insertion structure is the same as the moving direction of the first body 200 and the second body 300 when they are connected to each other. In an embodiment of the present invention, the butting surfaces of the first body 200 and the second body 300 include a first vertical surface, a second vertical surface and a connecting surface, and the first vertical surface is formed by the first vertical surface. The first vertical surface 210 of the body is formed by butting with the first vertical surface 310 of the second body, and the second vertical surface is formed by the second vertical surface 230 of the first body and the second vertical surface of the second body 330 is formed by butt joint, and the connection surface connects the first vertical surface and the second vertical surface, and is formed by the connection surface 220 of the first body and the connection surface 320 of the second body. above the second vertical plane. In the present invention, as long as the plugging direction is consistent with the moving direction when the first body 200 and the second body 300 are docked, the connecting and plugging structure 500 can be arranged at any position on the butting surface. In an implementation of the present invention In the example, the first body 200 and the second body 300 on both sides of the first vertical plane are provided with a connection plug structure 500, and the connection plug structure 500 may include an oil circuit connection structure, a circuit connection structure, a communication One or more of the connection structures, so that the connection of the corresponding oil circuit, circuit or communication line can be realized while the first body 200 and the second body 300 on both sides of the first vertical plane are butted together.

In another embodiment of the present invention, the first body 200 and the second body 300 on both sides of the second vertical plane are provided with the above-mentioned connecting and plugging structures 500 , and the connecting and plugging structures 500 include an oil circuit connecting structure , one or more of a circuit connection structure and a communication connection structure, so that the first body 200 and the second body 300 on both sides of the second vertical plane can be connected to the corresponding oil circuit, circuit or communication line at the same time. However, those skilled in the art can understand that multiple plug structures connected to the plug structure 500 can also be arranged on the first body 200 and the second body 300 on both sides of the first vertical plane and the second vertical plane, respectively. superior.

In an embodiment of the present invention, the connection plug structure 500 includes a first plug 510 and a second plug 520, the first plug 510 is disposed on the first vertical surface 210 of the first body, and the second plug The 520 is correspondingly disposed on the first vertical surface 310 of the second body, and the first plug 510 and the second plug 520 are docked during the process of docking the first body 200 and the second body 300 . Positioning plug structures are provided on the first vertical surface and the second vertical surface. The positioning plug-in structure includes a positioning body 231 and a positioning hole 331; the positioning body 231 is arranged on one butting surface, and the positioning hole 331 is correspondingly arranged on the other abutting surface, and the extending direction of the positioning body 231 is the same as that of the first body. 200 and the second body 300 are in the same docking direction. In this embodiment, the positioning body 231 is disposed on the first vertical surface 210 of the first body and the second vertical surface 230 of the first body, and the positioning holes 331 are correspondingly disposed on the first vertical surface 310 of the second body and the second vertical surface 330 of the second body; when docking, the first body 200 and the second body 300 advance along the stepped butt surface, and position the two sides of the first vertical surface and the second vertical surface The body 231 is inserted into the corresponding positioning hole 331, so that the positioning body 231 can not only guide the butt joint, but also bear a part of the load after the butt joint. Considering the integration of functions, in an embodiment of the present invention, the positioning body 231 corresponding to the position of the locking hole 112 of the quick locking device 100 is the same component as the locking body 120 in the quick locking device 100 , therefore It can be locked and positioned by the quick locking device 100 when the connection is guided in the insertion locking hole 112 .

The locking component further includes a locking fastener 400 . The locking fastener 400 is a lock, and the lock cooperates with the quick locking device 100 to lock the first body 200 and the second body 300 . In an embodiment of the present invention, the locking component includes two quick locking devices 100 and two locking fasteners 400 , and the two quick locking devices 100 are provided in the first body 200 and the second stepped butt joint the top of the upper side of the surface, and lock the first body 200 and the second body 300 on both sides of the first vertical surface together, and the locking components in the quick locking device 100 are installed on the first body 200 Inside (or the second body), only the operating structure (such as the operating body 130 ) in the locking assembly is exposed for locking and unlocking the quick locking device 100 . This arrangement can reduce the influence of the protrusion on the pneumatic resistance, increased flight time, and beautiful appearance. The first body 200 (or the second body) is provided with a through hole 311 corresponding to the locking hole 112 exposed. The locking body 120 is installed on the second body 300 (the first body 200 ) and is connected with the The positions of the locking holes 112 correspond to each other. During assembly, the locking body 120 is inserted into the locking hole 112 and locked by the blocking piece 140 , thereby locking the first body 200 and the second body 300 on both sides of the first vertical plane together. The locking fastener 400 includes a first locking body 410 and a second locking body 420 , the two first locking bodies 410 are installed on both sides of the second body 300 , and the two second locking bodies 420 Correspondingly installed on both sides of the first body 200 and locked with the first locking body 410, the first body 200 and the second body 300 on both sides of the second vertical plane are locked together. The positions of the quick locking device 100 and the locking assembly are arranged on the top and both sides, which can be directly operated and increase the convenience.

The number of the above-mentioned locking fasteners 400 and quick-locking devices 100 is not limited, and may be one, two or more. It should be noted that the locking fastener 400 in the present invention can be any suitable structure capable of detachably locking the first body 200 and the second body 300. The locking fastener 400 in the present invention is a lock. All existing suitable standard lock forms can be used, and can be obtained through general commercial means, and the specific structure and installation will not be described in detail. The present invention utilizes the quick locking device 100 to cooperate with the lock to realize multiple redundancy design. Not only can the reliability of the entire body be enhanced through the mechanical dead point of the lock, but also the lock has a locking force based on the lever principle. Eliminate the gap of the connection and make the connection more firm and stable. However, those skilled in the art can understand that, the locking fastener 400 may not be provided in the aircraft of the present invention, and the first body 200 and the second body 300 are only locked together by a plurality of quick locking devices 100 .

In an embodiment of the aircraft of the present invention, the first body 200 is a wing component, the wings 240 and the power device (not shown) are both disposed on the first body 200, and the power device can be in front of the wing 240 or in the aircraft. Behind the wing 240, such as in front of the wing 240, it is in the form of forward pulling force, and if behind the wing 240, it is in the form of rear push force, and the present invention shows the form of rear push force. Combining the power unit with the wing 240 separates the power from other situations that require quick release and reduces technical difficulties. The second body 300 may be any one of a fuselage, a battery compartment, a fuel tank, a load box, a material compartment, and the like. When the second airframe 300 is the airframe, and the airframe data needs to be downloaded or viewed online on the ground, only the second airframe 300 needs to be replaced, which can save time and improve the utilization rate of the aircraft. When the second body 300 is a battery compartment or a fuel tank, after each task is completed, the next task can be performed only by replacing the battery compartment or the fuel tank. When the second body 300 is a load compartment, after each task is completed, the next task only needs to be replaced by replacing the load compartment, and the same type of aircraft of the present invention can be matched with different types of loads under the condition that the installation interfaces are the same It can improve the multi-function and multi-purpose type of an aircraft, and reduce the cost and cycle of developing new aircraft platforms. When the first part is the material cabin, when the material is transported in one direction, the aircraft can be returned to the next mission by dismantling the material cabin (or putting it in the material cabin) when it reaches the destination. When the materials are transported in both directions, after taking off and carrying the material A to the destination, dismantle the material cabin, and replace the material B to return the plane to achieve fast material transportation.

The quick locking device of the present invention and the aircraft containing the quick locking device can satisfy the quick assembly, replacement and disassembly of different modules. The whole device has low failure rate, high reliability and strong operability. Moreover, the quick locking device of the present invention can be quickly assembled and disassembled without tools. In the process of assembly and disassembly of each module, no connected parts can fall off. The quick locking device of the present invention and the aircraft containing the quick locking device are convenient to install, have high interchangeability, simple structure, low cost and light weight. Therefore, the present invention effectively overcomes some practical problems in the prior art and thus has high utilization value and practical significance. The above-mentioned embodiments merely illustrate the principles and effects of the present invention, but are not intended to limit the present invention. Anyone skilled in the art can modify or change the above embodiments without departing from the spirit and scope of the present invention. Therefore, all equivalent modifications or changes made by those with ordinary knowledge in the technical field without departing from the spirit and technical idea disclosed in the present invention should still be covered by the claims of the present invention.

Claims (14)

1. A quick locking device is used for quickly locking a first module and a second module; it is characterized by comprising the following steps:

A locking body mounted on one of the first module and the second module;

a locking assembly disposed on the other of the first module and the second module and having a locking hole opposite to the locking body;

wherein when the first module and the second module are assembled in place, the locking body is inserted into the locking hole and locked by the locking assembly.

2. The quick lock of claim 1, wherein the lock assembly comprises a housing and a tab slidably mounted in the housing and having an unlocked position and a locked position, the tab locking the lock body in the lock aperture when in the locked position and releasing the lock body to allow the lock body to be pulled out of the lock aperture when in the unlocked position.

3. The quick lock device of claim 2, wherein the lock assembly further comprises an operating body; the operation body rotates to be installed on the blocking piece, a convex portion is arranged on the operation body, when the operation body rotates to the convex portion abuts against the base body, the blocking piece is driven by the operation body to unlock the locking body.

4. A quick lock according to claim 3 wherein the body is provided with a recess in which the projection fits, the projection of the operating body abutting when the tab is in the unlocked position.

5. The quick lock according to claim 3, wherein the locking assembly further comprises a locking safety portion acting on the blocking piece to prevent the blocking piece from being unlocked by itself, the locking safety portion comprises an elastic body and an elastic body mounting seat, the operating body is disposed on one side of the blocking piece along the sliding direction, the elastic body mounting seat is disposed on the other side of the blocking piece along the sliding direction and connected to the blocking piece, the elastic body is mounted between the elastic body mounting seat and the seat body, and pulls the blocking piece to press the locking body.

6. A quick lock according to claim 3 wherein the operating body comprises an arm disposed on one side of the operating body axis of rotation and a handle disposed on the other side of the operating body axis of rotation, the end of the arm forming the projection.

7. The quick lock according to claim 6, wherein the arm body includes a first arm body and a second arm body, the first arm body and the second arm body are disposed in parallel on one side of the rotational axis of the operating body, the projection includes a first projection disposed on an end portion of the first arm body and a second projection disposed on an end portion of the second arm body, and the first projection and the second projection abut against the seat bodies on both sides of the shutter when the shutter is in the unlocking position.

8. The quick locking device according to claim 3, wherein the operating body is provided with a rotating shaft seat at a position connected with the catch, the seat body is provided with a groove matched with the rotating shaft seat, and the rotating shaft seat is recessed into the groove in a locking state so that the operating body is attached to the seat body; and when the lock is in an unlocking state, the convex part is abutted against the inside of the groove.

9. The quick-locking device according to claim 2, wherein the locking body is provided with a first positioning body, and a second positioning body is provided on the blocking piece, and the second positioning body cooperates with the first positioning body to lock the locking body when the blocking piece is in the locking position, and the first positioning body comprises a rib and/or a groove, and the second positioning body comprises a slot and/or a rib which is matched with the first positioning body.

10. An aircraft comprising a first airframe and a second airframe, wherein the quick-lock device of any one of claims 1 to 9 is included in the lock of the first airframe and the second airframe.

11. The aircraft of claim 10 wherein the interface of the first body and the second body is stepped.

12. The aircraft according to claim 10, characterized in that a connection plug structure is provided between the abutting surfaces of said first and second bodies, said connection plug structure being an oil circuit and/or a circuit connection structure and/or a communication connection structure.

13. The aircraft of claim 10, wherein the interface surfaces of the first and second airframes include a first vertical surface disposed above a second vertical surface, and a connection surface connecting the first vertical surface and the second vertical surface; the first vertical surface and the second vertical surface are provided with positioning insertion structures; the positioning insertion structure comprises a positioning body and a positioning hole, and the extending direction of the positioning body is consistent with the butt joint direction of the first machine body and the second machine body.

14. The aircraft of claim 13 wherein the locking member further comprises a locking buckle; the quick locking device is used for locking the first machine body and the second machine body on two sides of the first vertical surface, and the locking fastener is used for locking the first machine body and the second machine body on two sides of the second vertical surface.

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