CN111746683A

CN111746683A - Unmanned delivery vehicle

Info

Publication number: CN111746683A
Application number: CN202010751961.1A
Authority: CN
Inventors: 张建
Original assignee: Neolix Technologies Co Ltd
Current assignee: Neolix Technologies Co Ltd
Priority date: 2020-07-30
Filing date: 2020-07-30
Publication date: 2020-10-09

Abstract

The application relates to an unmanned delivery vehicle, and belongs to the technical field of unmanned delivery. The application provides an unmanned distribution vehicle, which comprises a vehicle body; a cargo box slidably mounted to the vehicle body in a fore-and-aft direction; and the buffer device is arranged between the container and the vehicle body and is used for buffering the impact kinetic energy of the container relative to the front and back movement of the vehicle body. As an unmanned vehicle, an unmanned delivery vehicle arranges a buffer device between a cargo box and a vehicle body during unmanned driving. In the automatic driving process, when the unmanned delivery vehicle suddenly stops or is accelerated to start, the container can slide in the vehicle body along the front-back direction, and the buffer device can prolong the time of the speed change of the container and reduce the impulse of the container, so that the container is stable and static, and goods in the container are protected from being damaged by collision or overturned.

Description

Unmanned delivery vehicle

Technical Field

The application relates to the technical field of unmanned distribution, in particular to an unmanned distribution vehicle.

Background

In recent years, unmanned delivery vehicles based on automatic driving have become popular and provide convenience to daily life. The unmanned distribution vehicle can distribute takeout and express in various parks and communities; however, in the delivery process, when the automatic driving system is in an emergency, emergency braking may be performed to ensure the driving safety, and the instantaneously generated deceleration may cause sudden stop of the vehicle, which may easily cause damage to the express carried in the unmanned delivery vehicle or overturn and leakage of takeaway, thereby affecting the delivery quality.

Disclosure of Invention

To this end, the present application provides an unmanned delivery vehicle that can stabilize the cargo box when the vehicle is in a sudden stop, thereby protecting the cargo.

Some embodiments of the present application provide an unmanned delivery vehicle, comprising a vehicle body; a cargo box slidably mounted to the vehicle body in a fore-and-aft direction; and the buffer device is arranged between the container and the vehicle body and is used for buffering the impact kinetic energy of the container relative to the front and back movement of the vehicle body.

The buffering device is arranged between the container and the vehicle body, when the unmanned delivery vehicle is suddenly stopped or is started with acceleration, the container can slide in the vehicle body along the front-back direction, the buffering device can prolong the time of speed change of the container, and the impulse of the container is reduced, so that the container is stable and static, and goods in the container are protected from being damaged or overturned.

In addition, the unmanned distribution vehicle according to the embodiment of the application has the following additional technical characteristics:

according to some embodiments of the present application, the cushioning device includes a front cushioning device mounted between a front side of the cargo box and the vehicle body; and a rear cushion device installed between the rear side of the cargo box and the vehicle body. Through this kind of arrangement form, can make the packing box steady when the vehicle normally traveles, reduce the impulse of packing box when the vehicle scram, the goods in the protection packing box is not hit and is damaged or is knocked over.

According to some embodiments of the present application, the unmanned distribution vehicle further comprises a rail assembly fixed to the vehicle body and extending in a fore-and-aft direction, the cargo box being slidably mounted to the rail assembly. Through setting up the guide rail set spare, can slide the automobile body and link to each other with the packing box, and smooth and steady slip.

According to some embodiments of the present application, the rail assembly includes an upper rail fixed on an inner wall of the roof of the vehicle body and a lower rail fixed on an inner wall of the floor of the vehicle body. Through the arrangement mode, the position of the cargo box can be limited in the vertical direction, and the vertical bounce of the cargo box caused by the bumping of the vehicle is relieved.

According to some embodiments of the present application, the number of upper rails is at least one and the number of lower rails is at least one. Through the arrangement form, the container can be stably guided to slide in the carriage body along the front-back direction, and the arrangement form is simple and reliable.

According to some embodiments of the application, elastic pressing mechanisms are arranged on the left inner wall and the right inner wall of the vehicle body, and the elastic pressing mechanisms are pressed on the container. Through this kind of arrangement form, can alleviate the rocking of packing box in the left and right sides direction.

According to some embodiments of the application, a compartment door is arranged on the left side or the right side of the vehicle body, a plurality of grid sub-compartments are arranged inside the container, and openings of the grid sub-compartments are located on one side close to the compartment door. Through the arrangement mode, the user can take out the goods stored in the grid sub-bin conveniently.

According to some embodiments of the application, the inner bottom wall of each grid sub-bin is provided with anti-slip lines so as to increase the stability of goods in the grid sub-bins and prevent the goods from slipping.

According to some embodiments of the application, two bin side walls of the grid bin are respectively provided with a buffer layer to avoid damage when goods strike the bin side walls.

According to some embodiments of the application, the damping means is a hydraulic or gas spring. The arrangement form is simple and feasible, low in cost and easy to assemble.

Additional aspects and advantages of the present application will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the present application.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained from the drawings without inventive effort.

Fig. 1 is a cross-sectional view of a first perspective of an unmanned delivery vehicle according to an embodiment of a first aspect of the present application;

FIG. 2 is a cross-sectional view of a second perspective of an unmanned delivery vehicle according to an embodiment of the first aspect of the present application;

fig. 3 is a cross-sectional view of a third perspective of an unmanned delivery vehicle according to an embodiment of the first aspect of the present application;

fig. 4 is a schematic structural diagram (provided with a door) of an unmanned distribution vehicle according to an embodiment of the first aspect of the present application;

fig. 5 is a schematic structural view of a grid sub-bin in an unmanned delivery vehicle according to an embodiment of the first aspect of the present application;

fig. 6 is a cross-sectional view of a first perspective of an unmanned delivery vehicle according to an embodiment of the second aspect of the present application.

Icon: 100-unmanned delivery vehicle; 10-a vehicle body; 11-a chassis; 12-a carriage; 121-roof of the cabin; 122-bottom wall of carriage; 123-a dash wall; 124-rear wall of the compartment; 125-left wall of the compartment; 126-right compartment wall; 13-a door; 20-a cargo box; 21-the front wall of the cargo box; 22-cargo box back wall; 23-a first sliding part; 24-a cargo box top wall; 25-a cargo box bottom wall; 26-left wall of cargo box; 27-cargo box right wall; 30-a buffer device; 31-front damping means; 32-a rear cushion; 40-a guide rail assembly; 41-upper guide rail; 411-a first guide rail; 412-a second guide rail; 42-a lower guide rail; 421-a third guide rail; 422-a fourth guide rail; 50-an elastic pressing mechanism; 51-left elastic pressing mechanism; 52-right elastic pressing mechanism; 60-grid bin division; 61-inner bottom wall of the sub-bin; 62-bin dividing side walls; 63-opening the separated bins; 700-unmanned delivery vehicle; 730-a buffer device; 731-front buffer; 740-a guide rail assembly; 742-lower rail.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. 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 application.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present application, it should be noted that the terms "inside", "outside", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the application usually place when using, and are only used for convenience in describing the present application and simplifying the description, but do not indicate or imply that the devices or elements that are referred to must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the present application, it is also to be noted that, unless otherwise explicitly specified or limited, the terms "disposed" and "connected" are to be interpreted broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

In the description of the present application, fig. 1 is a front side view in cross section of an unmanned dispensing vehicle 100 according to an embodiment of the first aspect of the present application; fig. 2 is a rear view in cross-section of an unmanned delivery vehicle 100 according to an embodiment of the first aspect of the present application; fig. 3 is a top side view of an unmanned dispensing vehicle 100 according to an embodiment of the first aspect of the present application; fig. 6 is a front side view of an unmanned delivery vehicle 700 according to an embodiment of the second aspect of the present application.

Referring to fig. 1, an unmanned distribution vehicle 100 according to an embodiment of the first aspect of the present application includes a vehicle body 10, a cargo box 20, and a buffer device 30. The cargo box 20 is slidably mounted to the vehicle body 10 in the front-rear direction, and a buffer device 30 is provided between the cargo box 20 and the vehicle body 10, the buffer device 30 being for buffering impact kinetic energy of the front-rear movement of the cargo box 20 relative to the vehicle body 10.

By arranging the buffer device 30 between the cargo box 20 and the vehicle body 10, when the unmanned delivery vehicle 100 is suddenly stopped or accelerated to start, the cargo box 20 slides in the vehicle body 10 in the front-rear direction, and the buffer device 30 can prolong the time of speed change of the cargo box 20 and reduce the impact kinetic energy of the cargo box 20, so that the cargo box 20 is stably stationary relative to the vehicle body 10, and the goods in the cargo box 20 are protected from being damaged or knocked over.

The components of the unmanned distribution vehicle 100 according to the first aspect of the present application are described below in a structural and interconnecting relationship.

The vehicle body 10 is used for autopilot and load carrying cargo boxes 20.

Referring to FIG. 1, in some embodiments of the present application, a vehicle body 10 includes a chassis 11 and a bed 12, the bed 12 being disposed on the chassis 11, and a cargo box 20 being disposed within the bed 12.

Wherein, the chassis 11 is a mature unmanned vehicle chassis, which is not further described herein.

Referring to fig. 1 and 2, the cabin 12 includes a cabin top wall 121, a cabin bottom wall 122, a cabin front wall 123, a cabin rear wall 124, a cabin left wall 125, and a cabin right wall 126. The interior of the car 12 has a receiving space for receiving a cargo box 20.

The cargo box 20 is slidably mounted to the vehicle body 10 in a fore-aft direction, the cargo box 20 including a cargo box front wall 21, a cargo box rear wall 22, a cargo box top wall 24, a cargo box bottom wall 25, and a cargo box leftWall 26 and cargo box right wall 27. The cargo box front wall 21 is spaced from the bed front wall 123 by a distance L when the cargo box 20 is at rest₁The cargo box rear wall 22 and the cargo box rear wall 124 have a spacing L therebetween₂。

Referring to fig. 1, in some embodiments of the present application, the unmanned distribution vehicle 100 further includes a track assembly 40, the track assembly 40 being fixed to an inner wall of the car 12 and extending in a fore-and-aft direction, and the cargo box 20 being slidably mounted to the track assembly 40.

Referring to fig. 1, the rail assembly 40 includes an upper rail 41 and a lower rail 42, the upper rail 41 and the lower rail 42 are both disposed on the inner wall of the car 12, the upper rail 41 is fixed on the top wall 121 of the car, and the lower rail 42 is fixed on the bottom wall 122 of the car.

The number of the upper guide rails 41 is at least one, and the number of the lower guide rails 42 is at least one.

Referring to fig. 2, as an example, the upper rail 41 is provided with two, respectively, a first rail 411 and a second rail 412, the first rail 411 being located at the left end of the top cargo box wall 24 of the cargo box 20, and the second rail 412 being located at the right end of the top cargo box wall 24 of the cargo box 20. The lower rail 42 is provided with two, respectively, a third rail 421 and a fourth rail 422, the third rail 421 being located at the left end of the bottom wall 25 of the cargo box 20, and the fourth rail 422 being located at the right end of the bottom wall 25 of the cargo box.

As another example form, the upper rail 41 is provided with one, disposed at a central position of the cargo box top wall 24 in the left-right direction; the lower rail 42 is provided at a central position of the bottom wall 25 of the cargo box in the left-right direction, thereby reducing the manufacturing cost of the unmanned distribution vehicle 100 by simplifying the structure of the rail assembly 40.

In other embodiments, the number of upper rails 41 may be multiple and the number of lower rails 42 may be multiple to increase the sliding stability of the cargo box 20.

Referring to fig. 2, the cargo box 20 is provided with a sliding portion corresponding to each guide rail. Taking the first guide rail 411 as an example, the cargo box 20 is provided with a first sliding portion 23, and the first sliding portion 23 is slidably engaged with the first guide rail 411.

As an example form, the first sliding portion 23 is a roller slidably engaged with the first guide rail 411.

In other embodiments, the first sliding portion 23 may be a rail slidably engaged with the first rail 411.

The buffer device 30 is provided between the cargo box 20 and the vehicle body 10 for buffering the forward and backward movement of the cargo box 20 with respect to the vehicle body 10.

Referring to fig. 1, in some embodiments of the present application, the cushioning device 30 includes a front cushioning device 31 and a rear cushioning device 32, the front cushioning device 31 being mounted between the cargo box front wall 21 and the dash wall 123, and the rear cushioning device 32 being mounted between the cargo box rear wall 22 and the dash wall 124.

Alternatively, the front and

rear cushion devices

31 and 32 are hydraulic springs. In other embodiments, the front and

rear bumpers

31, 32 may also be gas springs.

The cushion device 30 may be fixedly attached to the cargo box 20 and the vehicle body 10 at both ends, or may be attached to the cargo box 20 or the vehicle body at only one end.

As an example, both ends of the front cushion device 31 are fixedly attached to the cargo box front wall 21 and the dash wall 123, respectively; the rear cushion 32 is fixedly attached at both ends to the rear cargo box wall 22 and the rear cargo box wall 124, respectively.

As will be readily appreciated, when the cargo box 20 moves forward relative to the vehicle body 10, the front cushion device 31 is compressed, the rear cushion device 32 is stretched, and the front cushion device 31 and the rear cushion device 32 together cushion the impact kinetic energy of the forward movement of the cargo box 20; when the cargo box 20 moves rearward relative to the vehicle body 10, the rear cushion device 32 is compressed, the front cushion device 31 is stretched, and the front cushion device 31 and the rear cushion device 32 together cushion the impact kinetic energy of the rearward movement of the cargo box 20. This arrangement is highly reliable and can provide cushioning effect when the cargo box 20 is moved forward or backward.

As another example, the front cushion device 31 has one end mounted to the dash 123 and the other end optionally abutting the bed front wall 21; the front cushion device 31 and the rear cushion device 32 are constructed and mounted in the same manner.

As will be readily appreciated, when the cargo box 20 is moved forward, the cargo box front wall 21 abuts the front cushioning device 31 and the front cushioning device 31 is compressed to provide cushioning; when the cargo box 20 is moved rearwardly, the cargo box rear wall 22 abuts the rear cushion 32 and the rear cushion 32 is compressed to provide cushioning. This form of the damper device 30 is easy to install and simple in construction. In other embodiments, one end of the shock absorbing device 30 may be attached to the cargo box 20, and the other end may optionally abut against the vehicle body 10.

Referring to fig. 2 and 3, optionally, the unmanned distribution vehicle 100 further includes an elastic pressing mechanism 50, the elastic pressing mechanism 50 is pressed and held on the cargo box 20, and the elastic pressing mechanism 50 is used for relieving the cargo box 20 from shaking in the left-right direction.

In some embodiments of the present application, the elastic pressing mechanism 50 includes a left elastic pressing mechanism 51 and a right elastic pressing mechanism 52. The left elastic pressing mechanism 51 abuts between the inner side of the left wall 125 of the vehicle compartment and the left wall 26 of the cargo box, and the right elastic pressing mechanism 52 abuts between the inner side of the right wall 126 of the vehicle compartment and the right wall 27 of the cargo box.

As an example form, the left and right elastic

pressing mechanisms

51 and 52 are common buffer springs.

As will be readily appreciated, when the unmanned distribution vehicle 100 is turning, the left and right elastic

pressing mechanisms

51 and 52 can further buffer the momentum of the cargo box 20 in the left-right direction by providing the displacement amount in the left-right direction through the fitting clearance of the rail assembly 40.

The unmanned distribution vehicle 100 in the embodiment of the present application is used for distributing goods such as express delivery or takeout, and the container 20 has a receiving space therein for placing the goods.

The compartment door 13 is provided on the compartment left wall 125 or the compartment right wall 126 of the compartment 12.

Referring to fig. 4, in some embodiments of the present application, the car door 13 is opened on the left wall 125 of the car, and is a double door.

Referring to fig. 5, a plurality of grid sub-compartments 60 are disposed inside the cargo box 20, and openings of the plurality of grid sub-compartments 60 are located at a side close to the door 13.

For each grid sub-bin 60, the grid sub-bin 60 comprises a sub-bin inner bottom wall 61 and two sub-bin side walls 62, and a sub-bin opening 63 is formed on one side of the grid sub-bin 60 close to the compartment door 13.

As will be readily appreciated, opening the door 13 exposes the bin openings 63 of the plurality of grid bins 60 and the corresponding items are accessible to the user.

Optionally, the inner bottom wall 61 of the grid sub-bin 60 is provided with anti-slip lines to increase the stability of the goods in the grid sub-bin 60, so that the goods are not easy to slip.

Optionally, the two compartment walls 62 are each provided with a cushioning layer to prevent damage to the goods when they strike the compartment walls 62.

In the unmanned distribution vehicle 100 according to the first embodiment of the present application, the cargo box 20 is mounted on four rails, is slidable in the carriage body 12 in the front-rear direction, and is provided with the front cushion device 31 and the rear cushion device 32. During normal driving, the front and

rear cushion devices

31 and 32 restrict the displacement of the cargo box 20 in the front-rear direction, and stabilize the cargo box 20. When the unmanned delivery vehicle 100 is braked suddenly, the cargo box 20 slides along the guide rail assembly 40 by the buffering action of the front buffer device 31 and the rear buffer device 32, so that the time required for the speed of the cargo box 20 to be reduced to zero is jointly increased, the impulse of the cargo box 20 is reduced, and the goods delivered by the unmanned delivery vehicle 100 are protected.

Referring to fig. 6, a second aspect of the present application provides an unmanned distribution vehicle 700.

With respect to the unmanned distribution vehicle 100 of the first embodiment of the present application, the rear side of the car 12 is of an open design. The track assembly 740 includes a lower track 742, and the cargo box 20 is slidably engaged with the lower track 742. The buffer 730 includes a front buffer 731, the front buffer 731 is disposed between the cargo box front wall 21 and the dash 123, and both ends of the front buffer 731 are fixedly attached to the cargo box front wall 21 and the dash 123, respectively.

As will be readily appreciated, when the cargo box 20 is moved forward relative to the vehicle body 10, the front buffer 731 is compressed to buffer the impact kinetic energy of the forward movement of the cargo box 20; when the cargo box 20 is moved rearward relative to the vehicle body 10, the cargo box rear wall 22 slides out rearward and the front buffer 731 is stretched to buffer the impact kinetic energy of the rearward movement of the cargo box 20. The velocity is reduced to zero during the rearward movement of the cargo box 20 under the tensile deformation force of the buffer 731.

In the unmanned distribution vehicle 700 according to the embodiment of the second aspect of the present application, the front buffer device 731 is disposed only on the front side of the cargo box 20, and only the lower rail 742 is disposed, so that the impact kinetic energy of the forward and backward movement of the cargo box 20 with respect to the vehicle body 10 is buffered, and the stroke length of the backward movement of the cargo box 20 can be increased.

It should be noted that the features of the embodiments in the present application may be combined with each other without conflict.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. An unmanned dispensing vehicle, comprising:

a vehicle body (10);

a cargo box (20), the cargo box (20) being slidably mounted to the vehicle body (10) in a fore-and-aft direction;

a buffer device (30), wherein the buffer device (30) is arranged between the cargo box (20) and the vehicle body (10) and is used for buffering the impact kinetic energy of the cargo box (20) relative to the front and back movement of the vehicle body (10).

2. Unmanned dispensing vehicle according to claim 1, wherein the damping device (30) comprises:

a front cushion device (31), the front cushion device (31) being mounted between the front side of the cargo box (20) and the vehicle body (10);

a rear cushion device (32), the rear cushion device (32) being mounted between the rear side of the cargo box (20) and the vehicle body (10).

3. The unmanned dispensing vehicle of claim 1, wherein the unmanned dispensing vehicle (100) further comprises a rail assembly (40), the rail assembly (40) being fixed to the vehicle body (10) and extending in a fore-and-aft direction, the cargo box (20) being slidably mounted to the rail assembly (40).

4. The unmanned dispensing vehicle of claim 3, wherein the rail assembly (40) comprises an upper rail (41) and a lower rail (42), the upper rail (41) being fixed to an inner wall of the top of the vehicle body (10), the lower rail (42) being fixed to an inner wall of the bottom of the vehicle body (10).

5. Unmanned dispensing vehicle according to claim 4, characterized in that the number of upper guides (41) is at least one and the number of lower guides (42) is at least one.

6. Unmanned distribution vehicle according to claim 3, characterized in that the left inner wall (125) and the right inner wall (126) of the vehicle body (10) are provided with elastic pressing mechanisms (50), and the elastic pressing mechanisms (50) are pressed and held on the container (20).

7. The unmanned distribution vehicle as claimed in claim 3, wherein a door (13) is provided on the left or right side of the vehicle body (10), and a plurality of grid sub-compartments (60) are provided inside the cargo box (20), and the openings (63) of the plurality of grid sub-compartments are located on a side close to the door (13).

8. Unmanned dispensing vehicle according to claim 7, wherein the inner bottom wall (61) of each grid sub-compartment is provided with anti-slip threads.

9. Unmanned dispensing vehicle according to claim 7, wherein the two compartment side walls of the grid compartment (60) are provided with a cushioning layer, respectively.

10. Unmanned dispensing vehicle according to claims 1-9, wherein the damping means (30) is a hydraulic or gas spring.