CN216374974U

CN216374974U - Lock device, unmanned aerial vehicle cargo hold and unmanned aerial vehicle

Info

Publication number: CN216374974U
Application number: CN202122756520.3U
Authority: CN
Inventors: 王占军; 石玉平; 孙勇
Original assignee: Xi'an Jingdong Tianhong Science And Technology Co ltd
Current assignee: Xi'an Jingdong Tianhong Science And Technology Co ltd
Priority date: 2021-11-11
Filing date: 2021-11-11
Publication date: 2022-04-26
Anticipated expiration: 2031-11-11

Abstract

The embodiment of the utility model relates to the technical field of unmanned aerial vehicles, and particularly discloses a lock device, an unmanned aerial vehicle cargo compartment and an unmanned aerial vehicle. According to the lock device provided by the embodiment of the utility model, the driving unit can drive the plurality of bolts to be simultaneously inserted into or separated from the socket, so that synchronous locking of a plurality of locks is realized, multiple ends are simultaneously locked, and the bolts are not easy to be blocked and locked; in addition, the lock device provided by the embodiment of the utility model can realize automatic locking and unlocking, the unmanned degree is improved, the linear driver drives the plug pin to be connected with or separated from the socket through the connecting rod assembly and the oscillating bar assembly, and the lock device has the advantages of simple structure, compactness, light weight and small occupied space, thereby reducing the effective load occupation ratio of the unmanned aerial vehicle.

Description

Lock device, unmanned aerial vehicle cargo hold and unmanned aerial vehicle

Technical Field

The embodiment of the utility model relates to the technical field of unmanned aerial vehicles, in particular to a lock device, an unmanned aerial vehicle cargo compartment and an unmanned aerial vehicle.

Background

The cabin door lock device of the unmanned aerial vehicle for freight transportation is used for locking a cabin door of a cargo cabin, so that the cabin door and the cargo cabin are locked and fastened in the flying process, and a freight transportation task is reliably and safely executed; when unmanned aerial vehicle transported the goods to appointed place, the unblock hatch door is in time got the thing.

In the course of implementing the disclosed concept, the inventor finds that at least the following problems exist in the prior art: 1) the lock device of the existing unmanned plane cabin door is mostly in a pure mechanical structure form, the unmanned degree is low, and people are often required to perform auxiliary locking or unlocking operation; 2) the structure of the 'pure mechanical lock' is often too heavy, the occupied space is large, the space utilization rate is low, and the occupied ratio of the effective load of the airplane is high; 3) the pure mechanical lock mechanism is mostly 'single-end' locking, namely, a 'single-end' lock is respectively arranged in front of and behind the cabin door, the front lock and the rear lock can not be 'synchronous' locked, and along with the lengthening of the service time, the bolt is easy to 'block' due to the accumulation of plastic deformation of the front lock hole, the rear lock hole and the cabin door, and the cabin door can not be locked.

Therefore, it is desirable to provide a lock device to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model aims to provide the lock device, the unmanned aerial vehicle cargo compartment and the unmanned aerial vehicle, which improve the unmanned degree, have the advantages of simple structure, light weight and small occupied space, and reduce the effective load occupation ratio of the unmanned aerial vehicle.

To achieve the purpose, the embodiment of the utility model adopts the following technical scheme:

there is provided a lock arrangement for locking a hatch door of a cargo compartment of an unmanned aerial vehicle, the lock arrangement comprising:

a plurality of sockets;

the bolt units are arranged in one-to-one correspondence with the sockets and comprise swing rod assemblies and guide assemblies, one ends of the swing rod assemblies are hinged with bolts, and the other ends of the swing rod assemblies are hinged with the bolts;

and the driving unit comprises a linear driver and a connecting rod assembly connected between the linear driver and the swing rod assembly, and the linear driver drives the plug pin to be inserted into or separated from the socket along the guide assembly through the connecting rod assembly and the swing rod assembly.

Optionally, the swing link assembly comprises:

one end of the pull rod is hinged with the bolt;

one end of the swing rod is hinged to the other end of the pull rod, the connecting rod assembly is hinged to a hinged point of the pull rod and the swing rod, and the other end of the swing rod is hinged to the other end of the swing rod.

Optionally, the connecting rod assembly comprises:

the connecting rod is hinged with a hinged point of the pull rod and the swing rod, and a first guide piece is arranged on the connecting rod;

the rocker arm is arranged in a crossed mode with the connecting rod, one end of the rocker arm is hinged to the output end of the linear driver, the linear driver is installed in a hinged mode, the other end of the rocker arm is hinged, a second guide piece is arranged on the rocker arm, and the first guide piece moves in the length direction of the rocker arm under the guiding of the second guide piece.

Optionally, the second guide member includes a guide hole opened on the rocker arm and extending along a length direction of the rocker arm, and the first guide member includes a roller capable of being disposed in the guide hole.

Optionally, the connecting rod assembly further comprises a rocker arm base, and the other end of the rocker arm is hinged to the rocker arm base.

Optionally, the latch unit further includes a swing rod base, and the other end of the swing rod is hinged to the swing rod base.

Optionally, the guide assembly includes the guide holder, be equipped with the bolt track on the guide holder, the bolt is arranged in the bolt track and can follow the bolt track removes.

Optionally, the plug pin unit further comprises an elastic member assisting the separation of the plug pin from the socket.

There is provided a cargo bay of an unmanned aerial vehicle, comprising two half-open hatches and a lock device as claimed in any one of the preceding claims, the socket being provided on one of the hatches, the bolt unit and the drive unit being provided on the other of the hatches.

The utility model provides an unmanned aerial vehicle, its characterized in that includes foretell unmanned aerial vehicle cargo hold.

The embodiment of the utility model has the following beneficial effects:

according to the lock device provided by one embodiment of the utility model, the driving unit can drive the plurality of bolts to be simultaneously inserted into or separated from the socket, so that synchronous locking of a plurality of locks is realized, multiple ends are simultaneously locked, and the bolts are not easy to be blocked and locked; in addition, the lock device provided by the embodiment of the utility model can realize automatic locking and unlocking, the unmanned degree is improved, the linear driver drives the plug pin to be connected with or separated from the socket through the connecting rod assembly and the oscillating bar assembly, and the lock device has the advantages of simple structure, compactness, light weight and small occupied space, thereby reducing the effective load occupation ratio of the unmanned aerial vehicle.

According to the unmanned aerial vehicle cargo compartment and the unmanned aerial vehicle, unmanned operation of unlocking and locking the compartment door of the cargo compartment is realized, the lock device is simple in structure, light in weight and small in occupied space, and the effective load occupation ratio of the unmanned aerial vehicle is reduced.

Drawings

Fig. 1 is a schematic structural diagram of a lock device according to an embodiment of the present invention in a locked state;

fig. 2 is a schematic structural diagram of a lock device provided in an unlocked state according to an embodiment of the present invention;

fig. 3 is a schematic structural view illustrating a lock device according to an embodiment of the present invention mounted to a cargo compartment.

In the figure:

1. a socket; 2. a latch unit; 3. a drive unit;

21. a swing rod component; 211. a pull rod; 212. a swing rod; 22. a guide assembly; 221. a guide seat; 222. a bolt track; 23. a bolt; 24. a swing rod base; 25. an elastic member;

31. a linear actuator; 32. a connecting rod assembly; 321. a connecting rod; 322. a rocker arm; 323. a first guide member; 324. a second guide member; 325. a rocker arm base; 33. a support;

100. a hatch door.

Detailed Description

In order to make the technical problems solved, technical solutions adopted and technical effects achieved by the present invention clearer, the technical solutions of the embodiments of the present invention will be described in further detail below with reference to the accompanying drawings, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

To among the prior art, lockhole and hatch door plastic deformation accumulate around because of, the bolt is easy "jamming", and the unmanned degree of locking and unblanking of unmanned aerial vehicle hatch door is low, and the locking device is too heavy, and occupation space is big, and space utilization is low, and aircraft payload accounts for than high problem, and this embodiment provides a locking device, unmanned aerial vehicle cargo hold and unmanned aerial vehicle in order to solve above-mentioned technical problem.

The locking device that this embodiment provided is used for locking the hatch door of unmanned aerial vehicle cargo compartment. In the present embodiment, as shown in fig. 1, the lock device includes a plurality of sockets 1, plug pin units 2 provided in one-to-one correspondence with the sockets 1, and driving units 3. The bolt unit 2 comprises a swing rod component 21 and a guide component 22, wherein one end of the swing rod component 21 is hinged with a bolt 23, and the other end of the swing rod component 21 is hinged. The driving unit 3 comprises a linear driver 31, a link assembly 32 is connected between the linear driver 31 and the swing link assembly 21, and the linear driver 31 drives the plug 23 to be inserted into or separated from the socket 1 along the guide assembly 22 through the link assembly 32 and the swing link assembly 21.

The output end of the linear driver 31 makes a linear motion, the link assembly 32 drives the swing rod assembly 21 to rotate around the self hinge point, and then the plurality of pins 23 are driven to be simultaneously inserted into or separated from the socket 1 along the guide assembly 22, so that synchronous locking of a plurality of locks is realized, multiple ends are simultaneously locked, and the pins 23 are not easy to be blocked and locked; in addition, the locking device that this embodiment provided can realize automatic locking and unblanking, has improved unmanned degree, and linear actuator 31 passes through link assembly 32 and pendulum rod assembly 21 drive bolt 23 and is connected or separate with socket 1, this locking device simple structure, and more compactness, light in weight, occupation space is little, and then has reduced unmanned aerial vehicle's payload and has accounted for than.

In the present embodiment, the swing link assembly 21 includes a pull rod 211 and a swing link 212, one end of the pull rod 211 is hinged to the latch 23, the other end of the pull rod 211 is hinged to one end of the swing link 212, the other end of the swing link 212 is hinged, and the link assembly 32 is hinged to the hinged point of the pull rod 211 and the swing link 212. The linear actuator 31 drives the hinge point of the pull rod 211 and the swing rod 212 to displace through the link assembly 32, so that the swing rod 212 rotates around the hinge point thereof, the pull rod 211 rotates around the hinge point of the pull rod 211 and the swing rod 212, and the plug 23 hinged with the swing rod 212 is linearly moved under the guidance of the guide assembly 22 to be inserted into the socket 1 or separated from the socket 1.

Optionally, the guide assembly 22 includes a guide seat 221, the guide seat 221 is provided with a bolt track 222, the bolt 23 is disposed in the bolt track 222 and can move along the bolt track 222, and the bolt track 222 defines a moving direction of the bolt 23, so that the bolt 23 can be accurately inserted into the socket 1. Specifically, the socket 1 is provided with corresponding pin holes into which the pins 23 are inserted under the guidance of the pin rails 222.

In order to facilitate the installation of the swing link 212, the latch unit 2 further includes a swing link base 24, and the other end of the swing link 212 is hinged to the swing link base 24. The swing link base 24 may be fixedly mounted on the member to be mounted by bolts.

When unlocking, the moving direction of the hinge point of the pull rod 211 and the swing rod 212 is opposite to the locking direction, so that the swing rod 212 rotates around the hinge point, the pull rod 211 rotates around the hinge point of the pull rod 211 and the swing rod 212, and the pin 23 hinged with the swing rod 212 moves linearly under the guidance of the pin track 222 and is separated from the socket 1. To facilitate the smooth insertion of the plug 23 into the socket 1, the plug 23 in the unlocked state is disposed in the plug track 222.

Further, in order to enable the plug 23 to smoothly leave the socket 1 and improve unlocking efficiency when unlocking, the plug unit 2 further includes an elastic member 25, and the elastic member 25 assists the separation of the plug 23 from the socket 1. Specifically, a first stopper is disposed on the plug 23 along the circumferential direction, a second stopper is disposed on the inner sidewall of the plug rail 222, one end of the elastic member 25 abuts against the first stopper, and the other end abuts against the second stopper. When the plug 23 is inserted into the socket 1, the elastic member 25 is compressed, and when the plug is unlocked, the elastic member 25 releases the elastic compression force to push the plug 23 to move in a direction away from the socket 1. Preferably, the elastic member 25 is a spring, and the spring is sleeved on the latch 23.

The present embodiment uses the linear actuator 31 as a power source, and the link assembly 32 enables the driving force output by the linear actuator 31 to act on the plurality of swing link assemblies 21 simultaneously, so as to achieve the simultaneous unlocking and locking of the plurality of bolts 23. In the present embodiment, the link assembly 32 includes a link 321 and a rocker 322, the link 321 is hinged to a hinge point of the pull rod 211 and the swing link 212, the rocker 322 is disposed to intersect with the link 321, one end of the rocker 322 is hinged to an output end of the linear actuator 31, the linear actuator 31 is hinged, and the other end of the rocker 322 is hinged. The link 321 is provided with a first guide 323, the swing arm 322 is provided with a second guide 324, and the first guide 323 moves in the longitudinal direction of the swing arm 322 under the guide of the second guide 324. The linear actuator 31 outputs a driving force to rotate the swing arm 322 about its hinge point, and the rotational force is transmitted to the connecting rod 321 through the first guide 323, so that the connecting rod 321 moves left and right to drive the hinge point of the pull rod 211 and the swing rod 212 to displace.

Alternatively, the second guide 324 may include a guide hole opened on the swing arm 322 and extending in a length direction of the swing arm 322, and the first guide 323 may include a roller that can be disposed in the guide hole. The friction between the roller and the guide hole is small, so that the roller can be ensured not to be blocked in the locking or unlocking process.

In other embodiments, the second guide 324 includes a guide slot opened on the rocker arm 322 and extending along the length of the rocker arm 322, and the first guide 323 includes a guide block slidably disposed in the guide slot. The first guide member and the second guide member are not limited in structure, and it is sufficient to ensure that the acting force is transmitted to the link.

To facilitate mounting of the swing arm 322, in this embodiment, the linkage assembly 32 further includes a rocker base 325, and the other end of the swing arm 322 is hinged to the rocker base 325. The rocker arm base 325 may be fixedly mounted to the member to be mounted by bolts.

The linear driver 31 may be a linear steering engine, or may be an electric push rod, and is not limited herein. In order to facilitate the installation of the linear actuator 31, the driving unit 3 of the present embodiment further includes a support 33, and the installation end of the linear actuator 31 is hinged to the support 33 to accommodate the swing of the swing arm 322, so as to lock and unlock the latch 23.

In this embodiment, the lock device includes two plug pin units 2, and two sockets 1 are provided corresponding to the plug pin units 2. The two latch units 2 are symmetrically arranged with respect to the swing arm 322 so that the two latch units 2 are uniformly stressed. The number of the plug pin units 2 and the sockets 1 is not specifically limited, and may be limited according to actual use requirements.

As shown in fig. 1, the locking device is schematically illustrated, the linear actuator 31 moves along the arrow shown in fig. 1, and drives the rocker 322 to swing right around its hinge point, so as to drive the connecting rod 321 to move right, the connecting rod 321 pulls the hinge point of the pull rod 211 and the swing rod 212 to move right, and under the linkage action of the pull rod 211 and the swing rod 212, the plug 23 is inserted into the socket 1, so as to achieve locking.

Fig. 2 shows a schematic diagram of unlocking the lock device, and contrary to the locking action, the linear actuator 31 moves along the arrow shown in fig. 2, and drives the rocker 322 to swing leftward around its hinge point, so as to drive the connecting rod 321 to move leftward, and the connecting rod 321 pulls the hinge point of the pull rod 211 and the swing rod 212 to move leftward, so that the latch 23 is far away from the socket 1 under the linkage action of the pull rod 211 and the swing rod 212, thereby unlocking the lock device.

As shown in fig. 3, the present embodiment also provides a cargo compartment of a drone, which includes two doors 100 opened in half and the above-mentioned lock device, wherein the socket 1 is provided on one of the doors 100, and the latch unit 2 and the driving unit 3 are provided on the other door 100. When the plug 23 is inserted into the receptacle 1, the hatch 100 is locked. When the bolt 23 is far away from the socket 1, unlocking of the hatch door 100 is realized, and then the hatch door 100 can be opened.

In practical use, the installation position of the lock device may be adjusted according to the shape and position of the door 100, and is not limited to the installation position and manner shown in fig. 3.

The unmanned aerial vehicle that this embodiment provided includes foretell unmanned aerial vehicle cargo hold.

The unmanned aerial vehicle that this embodiment provided, including the unmanned aerial vehicle cargo hold of installing above-mentioned locking device, realized 100 unblocks of hatch door in cargo hold and the unmanned operation of locking, and locking device simple structure, light in weight, occupation space is little, has reduced unmanned aerial vehicle's payload and has accounted for than.

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A lock arrangement for locking a door (100) of a cargo compartment of an unmanned aerial vehicle, the lock arrangement comprising:

a plurality of sockets (1);

the plug pin units (2) are arranged in one-to-one correspondence with the sockets (1), each plug pin unit (2) comprises a swing rod assembly (21) and a guide assembly (22), one end of each swing rod assembly (21) is hinged with a plug pin (23), and the other end of each swing rod assembly is hinged with a corresponding plug pin;

the driving unit (3) comprises a linear driver (31) and a connecting rod assembly (32) connected between the linear driver (31) and the swing rod assembly (21), and the linear driver (31) drives the plug pin (23) to be inserted into or separated from the socket (1) along the guide assembly (22) through the connecting rod assembly (32) and the swing rod assembly (21).

2. A lock device according to claim 1, characterized in that said pendulum assembly (21) comprises:

a pull rod (211), wherein one end of the pull rod (211) is hinged with the bolt (23);

one end of the swing rod (212) is hinged to the other end of the pull rod (211), the connecting rod assembly (32) is hinged to a hinged point of the pull rod (211) and the swing rod (212), and the other end of the swing rod (212) is hinged.

3. A lock arrangement according to claim 2, characterized in that the connecting-rod assembly (32) comprises:

the connecting rod (321) is hinged with a hinged point of the pull rod (211) and the swing rod (212), and a first guide piece (323) is arranged on the connecting rod (321);

the rocker arm (322) is arranged in a crossed manner with the connecting rod (321), one end of the rocker arm (322) is hinged to the output end of the linear driver (31), the linear driver (31) is mounted in a hinged manner, the other end of the rocker arm (322) is hinged, a second guide piece (324) is arranged on the rocker arm (322), and the first guide piece (323) moves along the length direction of the rocker arm (322) under the guidance of the second guide piece (324).

4. A lock device according to claim 3, characterized in that the second guide (324) comprises a guide hole opening onto the rocker arm (322) and extending in the length direction of the rocker arm (322), and that the first guide (323) comprises a roller which can be arranged in the guide hole.

5. A lock device according to claim 3, characterized in that the link assembly (32) further comprises a rocker arm base (325), the other end of the rocker arm (322) being hinged to the rocker arm base (325).

6. A lock device according to claim 2, characterized in that the plug unit (2) further comprises a rocker base (24), the other end of the rocker (212) being hinged to the rocker base (24).

7. A lock device according to claim 1, characterized in that the guide assembly (22) comprises a guide holder (221), a bolt track (222) being provided on the guide holder (221), the bolt (23) being arranged in the bolt track (222) and being movable along the bolt track (222).

8. A lock device according to claim 1, characterized in that the plug-pin unit (2) further comprises a resilient member (25), the resilient member (25) assisting the separation of the plug pin (23) from the socket (1).

9. An unmanned aerial vehicle cargo compartment, characterized in that comprises two split doors (100) and a lock device according to any of claims 1-8, the socket (1) being provided on one of the doors (100), the plug unit (2) and the drive unit (3) being provided on the other door (100).

10. An unmanned aerial vehicle comprising the unmanned aerial vehicle cargo bay of claim 9.