WO2013053219A1

WO2013053219A1 - Container transport vehicle and self-loading apparatus therefor

Info

Publication number: WO2013053219A1
Application number: PCT/CN2012/073942
Authority: WO
Inventors: 潘国智; 彭国成; 李翠英
Original assignee: 三一集团有限公司
Priority date: 2011-10-09
Filing date: 2012-04-12
Publication date: 2013-04-18
Also published as: CN102407800A

Abstract

Disclosed are a container transport vehicle and a self-loading apparatus therefor. The self-loading apparatus comprises a crane assembly (5). The crane assembly (5) comprises: a base (54) fixed on one side of the chassis of the container transport vehicle; a folding boom assembly (51), a first end of the boom assembly (51) being hinged on the base (54), and a second end of the boom assembly (51) being provided with a load-handling mechanism (513), wherein the load-handling mechanism (513) comprises a chain hoist and a locking mechanism located beneath the chain hoist; a first hydraulic oil cylinder (52), a first end of the first hydraulic oil cylinder (52) being hinged on the base (54), and a second end of the hydraulic oil cylinder (52) being hinged to the middle of the boom assembly (51). The self-loading apparatus enables the transport vehicle to independently load and unload a container from the side of the vehicle body.

Description

The present invention claims the priority of the Chinese patent application filed on October 9, 2011, the Chinese Patent Office, the application number is 201110303262.1, and the invention name is "container transporter and its self-loading device". The entire contents are incorporated herein by reference.

Technical field

The invention relates to the technical field of loading and unloading, in particular to a container transport vehicle and a self-loading and unloading device thereof.

Background technique

Container transport vehicles generally need to cooperate with special lifting equipment in container terminals, stations, warehouses, etc., in order to complete the normal loading and unloading of the container transport vehicles. In the absence of special lifting equipment, it is difficult to complete the normal loading and unloading of containers. Even if lifting tools such as cranes and forklifts are installed, it is difficult to carry out operations in industrial buildings and terminals with small space, and the operation efficiency is very low, which makes the road transportation of containers to be limited, and the self-loading container transport vehicles, that is, The container transporter with self-loading device can not only function as a cargo for transporting containers, but also can complete the loading and unloading work of the container independently, so that no lifting equipment is needed to make up for the above deficiencies.

In the prior art, there are some container transport vehicles with self-loading devices, but most of them are structures for the rear hanging boxes or the upper part of the lifting container box, which are often still limited by the loading and unloading environment.

Summary of the invention

The technical problem to be solved by the present invention is to provide a container transport vehicle and a self-loading and unloading device thereof, which enable the transport vehicle to independently perform loading and unloading of the container from the side of the vehicle body.

In order to solve the above technical problem, according to an aspect of the present invention, a self-loading device for a container transport vehicle is provided. The self-loading device includes a lifting assembly, and the lifting assembly includes: a base fixed on a chassis of the container transport vehicle; a boom assembly, the first end of the boom assembly is hinged on the base, and the second end of the boom assembly is provided with a picking device, wherein the picking device comprises a hanging chain and a locking mechanism located below the hanging chain; a hydraulic cylinder, the first end of the first hydraulic cylinder is hinged on the base, and the second end of the first hydraulic cylinder is hinged in the middle of the boom assembly.

Further, the boom assembly includes: a first boom, the first end of which is hinged on the base; the second boom, the first end of the second boom is hinged at the second end of the first boom, the first hydraulic cylinder The second end of the container truck is hinged at the second end of the first boom; the self-loading device of the container transport vehicle further includes a second hydraulic cylinder, the first end of the second hydraulic cylinder is hinged on the base, and the second end of the second hydraulic cylinder Articulated In the middle of the second boom.

Further, the second boom has a bent shape, and the second end of the second hydraulic cylinder is hinged at a bend of the second boom.

Further, the self-loading device further includes a support assembly, the support assembly includes: a leg cylinder, the middle portion of the cylinder of the leg cylinder is hinged on the chassis of the container transport vehicle, and the piston rod of the leg cylinder extends downward; the third hydraulic cylinder The first end of the third hydraulic cylinder is hinged on the chassis of the container transport vehicle, and the second end of the third hydraulic cylinder is hinged at one end of the principle piston rod of the cylinder of the leg cylinder.

Further, the self-loading device further comprises a support assembly, the support assembly comprises: a leg cylinder, the cylinder of the leg cylinder is hinged on the base, the piston rod extends downward; the third hydraulic cylinder, the first end of the third hydraulic cylinder is hinged On the base, the second end is hinged to the cylinder of the leg cylinder.

Further, the lower end of the piston rod of the leg cylinder is hinged with a leg.

According to another aspect of the present invention, there is also provided a container transport vehicle comprising the self-loading and unloading device of any of the above-described container transport vehicles.

Further, the self-loading and unloading device of the container transport vehicle is three sets, wherein the first set of self-loading and unloading devices is fixed at the front part of the container transport vehicle; the second set of self-loading and unloading devices is fixed at the tail of the container transport vehicle; The loading and unloading device is movably disposed in the middle of the container transport vehicle along the extending direction of the container transport vehicle, and is located between the first self-loading device and the second self-loading device.

The invention has the following beneficial effects:

1. In the hoisting assembly of the self-loading device of the container transport vehicle of the present invention, the first end of the bent boom assembly is hinged to a base fixedly disposed on one side of the chassis of the container transport vehicle, and the first hydraulic cylinder is The two ends are respectively hinged on the base and the middle of the boom assembly, so that the boom assembly can be driven by the expansion and contraction of the piston rod of the first hydraulic cylinder to rotate relative to the transport vehicle with the first end of the boom assembly itself as a center, and The second end of the boom assembly is provided with a pick-up device, so that when the pick-up device is fixedly connected with the container, the boom assembly is rotated, and the container located on the side of the container transport vehicle can be loaded and unloaded without special use. Heavy equipment or lifting tools such as cranes and forklifts. In addition, the take-up device includes a sling and a locking mechanism located below the sling, so that the pick-up device can be loaded into the corner hole of the lower part of the container to lift it.

2. Since the support assembly can also be provided in the self-loading device of the container transport vehicle, the present invention The support assembly comprises a leg cylinder and a third hydraulic cylinder. The cylinder of the leg cylinder is hinged on the chassis of the container transport vehicle, the piston rod extends downward, and the first end of the third hydraulic cylinder is hinged to the container transport vehicle. On the chassis, the second end is hinged to the cylinder of the leg cylinder, so that the expansion and contraction of the piston rod of the third hydraulic cylinder can cause the leg cylinder to be the hinge point of the cylinder of the leg cylinder on the chassis of the container transport vehicle. The center rotates. When the leg cylinder is rotated to a suitable angle, the piston rod of the leg cylinder is extended to the ground to support the container transport vehicle while loading and unloading.

In addition to the objects, features and advantages described above, the present invention has other objects, features and advantages. The invention will now be described in further detail with reference to the drawings.

DRAWINGS

The drawings are intended to provide a further understanding of the invention, and are intended to be a In the drawing:

1 is a schematic structural view showing a self-loading and unloading device of a container transport vehicle in a fully retracted state according to an embodiment of the present invention;

2 is a schematic structural view of a self-loading and unloading device of a container transport vehicle according to an embodiment of the present invention when the lifting assembly is lifted during loading and unloading;

3 is a schematic structural view of a self-loading and unloading device of a container transport vehicle when loading and unloading a layer of a container according to an embodiment of the present invention;

4 is a schematic structural view of a self loading and unloading device of a container transport vehicle when loading and unloading a two-layer container according to an embodiment of the present invention;

Fig. 5 is a schematic structural view of a container transport vehicle according to an embodiment of the present invention.

detailed description

The embodiments of the present invention are described in detail below with reference to the drawings, but the present invention may be embodied in many different ways as defined and covered by the claims.

As shown in Figures 1-4, a self-loading device for a container carrier according to an embodiment of the present invention includes a lifting assembly 5. The hoist assembly 5 includes a base 54, a bent boom assembly 51, and a first hydraulic ram 52. The base 54 is fixed to one side of the chassis of the container transport vehicle. The first end of the boom assembly 51 is hinged on the base 54. The second end of the boom assembly 51 is provided with a picking device 513. The picking device 513 includes a hanging chain and a locking mechanism under the chain to the container 3. Corner hole at the bottom Fixed connection. Additionally, the first end of the first hydraulic ram 52 is hinged to the base 54 and the second end of the first hydraulic ram 52 is hinged to the middle of the boom assembly 51.

It can be understood that the boom assembly 51 is driven by the expansion and contraction of the piston rod of the first hydraulic cylinder 52 to rotate relative to the base 54 centering on the first end of the boom assembly 51 itself, that is, relative to the chassis of the container transport vehicle. Turn. In addition, the second end of the boom assembly 51 is provided with a picking device 513, so that when the locking mechanism under the picking device 513 is fixedly connected with the corner hole at the bottom of the container 3, the boom assembly 51 can be rotated. The loading and unloading work is performed on the container 3 located on the side of the container transport vehicle. This eliminates the need for special lifting equipment or lifting tools such as cranes and forklifts to complete the loading and unloading work.

Preferably, referring to Figures 1-4, in the present embodiment, the boom assembly 51 includes a first boom 511 and a second boom 512 that are sequentially connected. Specifically, the first end of the first boom 511 is hinged to the bottom seat 54; the first end of the second boom 512 is hinged to the second end of the first boom 511. In addition, as can be seen from FIG. 1-4, the second end of the first boom 51 is located in the middle of the entire boom assembly 51, and the second end of the first hydraulic cylinder 52 is hinged at the second end of the first boom 51. Therefore, the boom assembly 51 can be driven to rotate relative to the base 54 centering on the first end of the first boom 51 by the expansion and contraction of the piston rod of the first hydraulic cylinder 52. The self-loading device further includes a second hydraulic cylinder 53, the first end of the second hydraulic cylinder 53 is hinged to the base 54, and the second end of the second hydraulic cylinder 53 is hinged to the middle of the second boom 512. When the loading and unloading operation of the container is performed, the first boom 511 is driven to rotate to a proper angle by the expansion and contraction of the piston rod of the first hydraulic cylinder 52, and then the second boom is driven by the expansion and contraction of the piston rod of the second hydraulic cylinder 53. The 512 is rotated about its own first end to adjust the spatial position of the retrieval device 513 at the second end of the second boom 512. It can be understood that the first boom 511 and the second boom 512 which are arranged to be hinged to each other can make the boom assembly 51 have a larger range of motion, and the angle control of the boom is more flexible and more convenient for the container. 3 loading and unloading work.

It can also be seen from Figures 1-4 that in the present embodiment, the second boom 512 has a bent shape and the second end of the second hydraulic cylinder 53 is hinged at the bend of the second boom 512. The shape of the bend is such that the entire boom assembly 51 occupies a smaller volume when the boom carrier 51 is in the retracted state as the container transporter travels on the road, and the bent shape is more suitable for the boom assembly 51. Loading and unloading work.

In addition, as can also be seen from FIG. 1-4, in the embodiment, the self-loading device further includes a branch. The brace assembly 4 is configured to support the transport vehicle on the side when the container transport vehicle is loaded and unloaded from the loading and unloading device, and is retracted during the running of the transport vehicle. The support assembly 4 includes a leg cylinder 41 and a third hydraulic cylinder 42. The cylinder of the leg cylinder 41 is hinged on the chassis of the container transport vehicle, and the piston rod of the leg cylinder extends downward; the first end of the third hydraulic cylinder 42 is hinged on the chassis of the container transport vehicle, and the third hydraulic cylinder The second end of the 42 is hinged to the cylinder of the leg cylinder 41.

Thus, the expansion and contraction of the piston rod of the third hydraulic cylinder 42 can cause the leg cylinder 41 to rotate centering on the hinge point of the cylinder of the leg cylinder 41 on the chassis of the container transport vehicle. When the leg cylinder 41 is rotated by the third hydraulic cylinder 42 to a proper angle of the piston rod downward, the piston rod of the leg cylinder 41 is extended to the ground to support the container transport vehicle while loading and unloading. The role. When the loading and unloading work is completed and the container transporter is required to travel, the piston rod of the leg cylinder 41 can be retracted, and the piston rod of the third hydraulic cylinder 42 can be retracted. At this time, the entire support assembly 4 is retracted in the transport vehicle. .

In the present embodiment, the first end of the third hydraulic ram 42 in the support assembly 4 and the cylinder of the leg cylinder 41 are both hinged to the base 4.

More preferably, the lower end of the piston rod of the leg cylinder 41 is hinged with a leg 411 for convenient support. As can be seen from Fig. 1, when the container transport vehicle is in a running state, the piston rod of the first hydraulic cylinder 52, the piston rod of the second hydraulic cylinder 53, and the leg cylinder 41 in the support assembly 4 in the lifting assembly 5 will be lifted. Both the piston rod and the piston rod of the third hydraulic cylinder 42 are retracted, so that the lifting assembly 5 and the support assembly 4 are retracted into the container transport vehicle without affecting the movement of the container transport vehicle. As can be seen from FIG. 2-4, taking the process of unloading as an example, when the container 3 needs to be unloaded, the support assembly 4 is first operated to support the legs 411 at the lower end of the leg cylinder 41 on the ground, and then the lifting assembly 5 is operated. The first hydraulic cylinder 52 and the second hydraulic cylinder 53 can control the lifting operation of the boom assembly 51 in the lifting assembly 5, wherein FIG. 3 and FIG. 4 respectively show the loading and unloading of a layer of containers and loading and unloading of the lifting assembly. Schematic diagram of the layer container. The self-loading device performs the packing process as opposed to the unloading process, and can also be seen from Fig. 3, Fig. 4 and Fig. 2, and will not be described again here.

As shown in FIG. 5, the present invention also provides a container transport vehicle comprising the self-loading and unloading device of any of the above-mentioned container transport vehicles. Specifically, as can be seen from FIG. 5, the container transport vehicle 1 includes a tractor 11 and a trailer 12 connected to the rear of the tractor 11. Also included are a power unit 13 and a steering control unit 14. For the reasons mentioned above, the container transporter has the function of carrying the loaded container and self-loading and unloading, and does not need to be equipped with special lifting equipment or lifting tools such as cranes and forklifts to complete the loading and unloading work.

Preferably, as shown in FIG. 5, the self-loading and unloading device of the container transport vehicle 1 is three sets, wherein the first self-loading device is fixed at the front of the container transport vehicle; the second self-loading device is fixed at the container transport vehicle. The third set of self-loading device is movably disposed in the middle of the container transport vehicle along the extending direction of the container transport vehicle, and is located between the first self-loading device and the second self-loading device. When loading and unloading operations, the first set of self-loading and unloading devices and the third set of self-loading and unloading devices can be used to load and unload containers, or a second set of self-loading and unloading devices and a third set of self-loading and unloading devices can be used to load and unload containers.

The above is only the preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes can be made to the present invention. Any modifications, equivalent substitutions, improvements, etc. within the spirit and scope of the invention are intended to be included within the scope of the invention.

Claims

Rights request

A self-loading device for a container transport vehicle, comprising: a lifting assembly (5), the lifting assembly (5) comprising:

a base (54) fixed to the chassis of the container transport vehicle;

a bent boom assembly (51), the first end of the boom assembly (51) being hinged to the base

(54), the second end of the boom assembly (51) is provided with a picking device (513), wherein the picking device (513) comprises a hanging chain and a locking mechanism located below the hanging chain;

a first hydraulic cylinder (52), a first end of the first hydraulic cylinder (52) is hinged on the base (54), and a second end of the first hydraulic cylinder (52) is hinged to the boom The middle of the component (51).

The self-loading and unloading device for a container transport vehicle according to claim 1, wherein the boom assembly (51) comprises:

a first boom (511) having a first end hinged to the base (54);

a second boom (512), a first end of the second boom (512) is hinged at a second end of the first boom (511), and a second end of the first hydraulic cylinder (52) Hinged to the second end of the first boom (51);

The self-loading device of the container transport vehicle further includes a second hydraulic cylinder (53), the first end of the second hydraulic cylinder (53) is hinged on the base (54), and the second hydraulic cylinder (53) The second end is hinged to the middle of the second boom (512).

The self-loading and unloading device for a container transport vehicle according to claim 2, wherein the second boom (512) has a bent shape, and the second end of the second hydraulic cylinder (53) is hinged At the bend of the second boom (512).

The self-loading device for a container transport vehicle according to any one of claims 1 to 3, wherein the self-loading device further comprises a support assembly (4), the support assembly (4) comprising: a leg cylinder (41), a middle portion of the cylinder of the leg cylinder (41) is hinged on a chassis of the container transport vehicle, and a piston rod of the leg cylinder extends downward;

a third hydraulic cylinder (42), the first end of the third hydraulic cylinder is hinged on a chassis of the container transport vehicle, and the second end of the third hydraulic cylinder is hinged to the leg cylinder (41) The end of the cylinder that is away from the piston rod.

The self-loading and unloading device for a container transport vehicle according to claim 3, wherein The self-loading device further includes a support assembly (4), the support assembly (4) includes: a leg cylinder (41), the cylinder of the leg cylinder (41) is hinged on the base (54), The piston rod extends downward;

A third hydraulic ram (42), the first end of the third hydraulic ram (42) is hinged to the base (54), and the second end is hinged to the cylinder of the leg cylinder (41).

The self-loading and unloading device for a container transport vehicle according to claim 4, characterized in that the lower end of the piston rod of the leg cylinder (41) is hinged with a leg (411).

The self-loading and unloading device for a container transport vehicle according to claim 5, characterized in that the lower end of the piston rod of the leg cylinder (41) is hinged with a leg (411).

8. A container transport vehicle, characterized in that the container transport vehicle includes claims

The self-loading and unloading device of the container transport vehicle according to any one of 1-7.

The container transport vehicle according to claim 8, wherein the self-loading and unloading device of the container transport vehicle is three sets, wherein

The first set of self-loading device is fixed at the front of the container transport vehicle;

a second set of the self-loading device is fixed at the tail of the container transport vehicle;

a third set of the self-loading device is movably disposed in the middle of the container transport vehicle along the extending direction of the container transport vehicle, between the first set of the self-loading device and the second set of the self-loading device .