JP2528753Y2 - Container handling vehicle - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an improvement in a cargo handling vehicle for a container which is used, for example, when loading and unloading a large container with a one-way opening.

[0002]

2. Description of the Related Art Conventionally, as this kind of container handling vehicle, for example, the one described in Japanese Patent Publication No. 62-29357 is known. This basically consists of the left and right side frames located on the left and right outer sides of the container, the rear frame connected to the rear sides of both side frames and located on the rear side of the container, and the front side of the rear frame. A center frame provided and positioned inside the container, a front wheel provided on the front side of the side frame, a rear wheel provided on the rear side or the rear frame of the side frame, and provided to be movable up and down on the front side of the center frame. It comprises a fork positioned inside the container, and an elevating device provided between the fork and the center frame to elevate the fork. However, in such a case, the fork was provided on the front side of the rear frame via the center frame and the elevating device only assuming that the container was on the ground, so when the container was on the truck chassis, However, the center frame and a part of the lifting / lowering device located inside the container are in contact with the container, so that loading and unloading of the baggage cannot be performed easily.

[0003]

[Problems to be solved by the invention] The present invention has been made in view of the above-mentioned problems, and has been developed to solve the problem. It is an object of the present invention to provide a container handling vehicle capable of easily loading and unloading luggage.

[0004]

The container cargo handling vehicle according to the present invention basically comprises connecting the left and right side frames located on the left and right outer sides of the container and the rear sides of the two side frames. A rear frame located on the rear side, a front wheel provided on the front side of the side frame, and a rear wheel provided on the rear side or the rear frame of the side frame,
A fork provided at the front side of the rear frame so as to be able to move up and down and positioned inside the container, and a lifting device provided between the fork and the rear frame so as not to interfere with the container and raising and lowering the fork. There is a characteristic.

[0005]

When the front wheels and the rear wheels are rotated, the cargo handling vehicle travels. The cargo handling vehicle can be included in proximity to the container. In other words, the side frames can be located on the left and right sides of the container, the rear frame can be located on the rear side, and the forks can be located on the inside. When the lifting device is operated, the fork is raised and lowered. When the container is on the ground, the fork is lowered in response to this, and the luggage is put in and out of the container. If the container is on the truck chassis, raise the fork in response,
Carry out and out of the container. Since the fork is provided on the rear frame via the lifting device and the lifting device is provided so as not to interfere with the container, even if the container is on the truck chassis,
Easy loading and unloading of luggage.

[0006]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a plan view showing a container handling vehicle according to a first embodiment of the present invention. FIG. 2 is a side view of FIG. 1. FIG.
3 is a side view showing a cargo handling state for a container on the ground. FIG. 4 is a side view showing a cargo handling state for a container on a truck chassis. The container handling vehicle 1 includes a side frame 2, a rear frame 3, a front wheel 4,
The main part is constituted by the rear wheel 5, the lifting device 6, and the fork 7, and in this example, luggage (not shown) is put in and out of the container C which is opened (to the right in FIG. 1). I am doing it. The side frames 2 are left and right located outside the left and right of the container C. In this example, the side frames 2 are horizontal and have substantially the same length as the container C. The rear frame 3 connects the rear sides of both side frames 2 and is located on the rear side of the container C. In this example,
A rear portion of the side frame 2 is fixed to a lower portion on the front side in a vertical shape, and a motor 8 and a driver's seat 9 are provided on the rear side. Thus, the side frame 2 and the rear frame 3
Has a so-called vehicle body, which has a substantially U-shaped plane and a substantially L-shaped side surface. The front wheels 4 are provided on the front side of the side frames 2. In this example, two front wheels are provided at the front lower portion of each side frame 2, and each is a turning drive wheel. The rear wheels 5 are provided on the rear side of the side frames 2 or on the rear frame 3. In this example, the rear wheels 5 are provided one by one on the rear lower portion of each side frame 2, and each is a turning drive wheel. The fork 6 is connected to the rear frame 3
Is provided inside the container C so as to be able to move up and down, and in this example, it has a length substantially half that of the side frames 2 and is moved up and down in the first half between the two side frames 2. It has a horizontal piece 10 and a vertical piece 11 and has a substantially U-shaped planar shape and a substantially L-shaped side surface. The lifting device 7 is provided between the fork 6 and the rear frame 3 so as not to interfere with the container C and raises and lowers the fork 6. In this example, each of the rear frame 3 and the vertical piece 11 of the fork 6 Left and right tilt cylinders 12 interposed between the upper parts,
It comprises left and right links 13 interposed between the lower portions of the rear frame 3 and the vertical piece 11 of the fork 6, and a lift cylinder 14 interposed between the lower part of the rear frame 3 and the upper part of the vertical piece 11 of the fork 6. A boom (link) type in which a parallel link mechanism is formed by the rear frame 3, the tilt cylinder 12, the vertical piece 11 of the fork 6, and the link 13. Next, the operation will be described based on such a configuration. When the front wheels 4 and the rear wheels 5 are rotated by the prime mover 8, the cargo handling vehicle 1 travels. The cargo handling vehicle 1 can be included near the container C. That is, the side frame 2 can be located on the left and right outer sides of the container C, the rear frame 3 can be located on the rear side, and the fork 6 and most of the elevating device 7 can be located on the inner side. When the lift cylinder 13 of the lifting device 7 is actuated, the fork 9 is raised and lowered in a horizontal state. When the tilt cylinder 11 of the lifting device 7 is operated, the fork 9
Is tilted back and forth. When the container C is on the ground, the fork 6 is lowered in response to this, as shown in FIG. When the container C is on the chassis of the truck T, the fork 6 is raised in response to this, as shown in FIG. Fork 6
Is provided on the rear frame 3 via the elevating device 7, and the elevating device 7 is provided so as not to interfere with the container C. Therefore, even if the container C is on the chassis of the truck T, loading and unloading of luggage is possible. Can be easily performed.

Next, a second embodiment of the present invention will be described with reference to FIGS.
It will be described based on. In the second embodiment, the side frame 2
A so-called vehicle body composed of a rear frame 3 and a so-called vehicle body is formed in a substantially U-shaped plane and a substantially triangular side. The fork 6 is provided with approximately the same length as the side frames 2 and is moved up and down between the two side frames 2. 10, a lifting and lowering device 7 is provided on the front side of the rear frame 3 with a mast 15 provided so as to be tiltable, and a mast 15 provided on the front side of the rear frame 3 so as to be able to ascend and descend, and the rear portions of both forks 6 are provided at the lower front side. Lifting body 16 to which is fixed
And the left and right tilt cylinders 12 for tilting the mast 15 with respect to the rear frame 3 and the left and right lift cylinders 14 for raising and lowering the elevating body 16 with respect to the mast 15. The second embodiment differs from the first embodiment in that the lifting device 7 is located outside the container C (rear side).

The rear wheel 5 is provided on the rear side of the side frame 2 in the above embodiment, but is not limited to this, and may be provided on the rear frame 3, for example.

[0009]

[Effects of the Invention] As described above, according to the present invention,
The following excellent effects can be obtained. (1) Side frames, rear frames, front wheels, rear wheels,
It is composed of a fork and a lifting device, especially a fork is provided via a lifting device at the front side of the rear frame. Can be easily performed. (2) Since a so-called center frame is omitted by providing a fork on the front side of the rear frame via an elevating device, the weight can be reduced.

[Brief description of the drawings]

FIG. 1 is a plan view showing a container handling vehicle according to a first embodiment of the present invention.

FIG. 2 is a side view of FIG. 1;

FIG. 3 is a side view showing a cargo handling state for a container on the ground.

FIG. 4 is a side view showing a loading state of a container on a truck chassis.

FIG. 5 is a plan view showing a container handling vehicle according to a second embodiment of the present invention.

FIG. 6 is a side view of FIG. 5;

FIG. 7 is a rear view of FIG. 5;

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Container handling vehicle, 2 ... Side frame, 3 ... Rear frame, 4 ... Front wheel, 5 ... Rear wheel, 6 ... Fork, 7 ...
Lifting device, 8: motor, 9: driver's seat, 10: horizontal piece, 1
1 ... vertical piece, 12 ... tilt cylinder, 13 ... link,
14 ... lift cylinder, 15 ... mast, 16 ... elevator,
C: Container, T: Truck.

Claims (1)

(57) [Scope of request for utility model registration] 1. A left and right side frame positioned on the left and right outer sides of a container, a rear frame connected to rear sides of both side frames and positioned on a rear side of the container, and a front wheel provided on a front side of the side frame. A rear wheel provided on the rear side of the side frame or on the rear frame, a fork provided on the front side of the rear frame so as to be movable up and down, and located inside the container, and the container does not interfere with the fork and the rear frame. And a lifting device for raising and lowering the fork.