JP2006248558A - Container - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a container loadable on various kinds of transporting means. <P>SOLUTION: A support metal fitting 16 axially rotatably supporting a rotary shaft 15a having a support leg 15 fixed to its tip approximately at the right angle and not protruding downward from a lower surface 10a of a corner fitting 10, and a guide rail 18 for guiding a container body 4 to a predetermined loading position by bringing a guide roller 19 provided on a chassis 3 into contact and not protruding downward from the lower surface 10a of the corner fitting 10 are fixed to the bottom surface 4a of the container body 4. The support leg 15 which is provided approximately horizontally along the bottom surface 4a of the container body 4 by rotating the rotary shaft 15a when transporting the container 2 does not protrude downward from the lower surface 10a of the corner fitting 10. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a road-carried freight vehicle that travels on a road such as a truck, and a container that is loaded on a transportation system such as a freight train that travels on a railway.

  Containers such as dry containers, refrigerated containers, tank containers, and wing containers are sometimes used as containers or storage boxes for transporting cargo depending on the nature of the cargo. A road traveling freight vehicle such as a traveling truck, a freight train traveling on a railway, a cargo ship, and an airplane are used. During container transportation, a corner bracket is fixed to the bottom of the container body, a tightening tool, also called a twist lock, is provided in the transportation facility, and the container is moved or vibrated by fastening the tightening tool to the corner bracket. Can be prevented.

When loading containers, loading / unloading means such as forklifts and cranes may be used. When loading containers onto trucks, support legs are provided on the container body so that the container body can rotate freely. The chassis of the truck is moved to the lower side of the container body under the condition of being self-supported, and then the container body is loaded on the chassis by driving the air suspension to raise the vehicle height. A technique is known in which a support leg is tilted horizontally so as not to disturb the movement of a track. In Patent Document 1, in order to guide the chassis portion that moves to the lower side of the container main body to a predetermined loading position, a guide roller is provided in the chassis portion, and a guide rail that the guide roller contacts is attached to the bottom surface of the container main body. Technology is disclosed.
JP 2004-322698 A

  In the container transportation process, for example, the transportation system may be changed such that transportation to a cargo terminal is performed by a road traveling cargo vehicle and transportation from the cargo terminal is performed by a cargo train. Since changing the contents of a container every time the transport is changed is complicated, it has been necessary to provide fasteners in accordance with the standards for each transport that has been transshipped. The container is transshipped so that the fasteners of the transport can be fastened. By the way, as described above, when support legs and guide rails are provided on the container body, the support legs and guide rails interfere with the transport mechanism when the container is transshipped, and the container tightening tool is changed to the corner bracket of the container. May not be able to be concluded. For example, when corner brackets are provided on the flat chassis of a freight train, when a fastener is brought close to the corner brackets, the support legs and guide rails collide with the chassis, that is, interfere with the corner brackets. There is a possibility that the fastener cannot be fastened.

  The object of the present invention is that even if support legs and guide rails are provided on the container main body, the fasteners of the changed transportation facility can be fastened to the corner fittings of the container and can be loaded on various transportation facilities. To provide a container.

  The container of the present invention is a container loaded on a transportation vehicle such as a road traveling cargo vehicle traveling on a road and a cargo train traveling on a railway, and at least the road traveling cargo vehicle among the transportation organizations. A container body fixed to a bottom surface of a corner fitting fastened to a fastener provided in the base, and an upright position fixed substantially at right angles to a rotation shaft supported by the container body, and supporting the container body on the ground, A support leg that rotates to a storage position that is disposed along the bottom surface of the container main body, and is attached to the bottom surface of the container main body, rotatably supports the rotating shaft, and is below the lower surface of the corner bracket. A support bracket that does not protrude, and is attached to a bottom surface of the container main body, and contacts a guide roller provided on the road traveling freight vehicle so that the container main body is moved to the road traveling cargo. Both guide rails are guided to both predetermined loading positions and do not protrude below the lower surface of the corner bracket, and the support bracket and the guide rail interfere with any of the transport mechanisms during container transportation. The corner fitting is fastened to the fastener without any problem.

  The container according to the present invention is characterized in that the lower surface of at least one of the support metal fitting and the guide rail has the same height as the lower surface of the corner metal fitting.

  According to the present invention, each of the support bracket and the guide rail attached to the bottom surface of the container is disposed so as not to protrude below the lower surface of the corner bracket, and is substantially horizontal along the bottom surface of the container during container transportation. Since the support legs to be placed do not protrude below the bottom surface of the corner bracket, the support bracket, guide rail, and support leg do not interfere with the transportation system, and tighten the fasteners to the corner bracket. can do. As a result, it is possible to load in various transportation facilities. For example, when changing a transportation facility from a road traveling freight vehicle to a freight train at a cargo terminal, there is a need to connect the fastening tool of the road traveling cargo vehicle and the corner bracket of the container. When the container is loaded on the freight train by a cargo handling means such as a forklift, the support bracket, guide rail, and support leg do not interfere with the freight train. Fasteners can be fastened.

  According to the present invention, when the tightening tool is fastened to the corner bracket by setting the lower surface of the support bracket and the guide rail to the same height as the lower surface of the corner bracket, each of the support bracket and the guide rail is added to the corner bracket. Thus, the container can be supported and the container can be loaded more stably.

  Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings. FIG. 1 is a perspective view showing an external configuration of a truck which is an example of a road traveling cargo vehicle and an external configuration of a container which is an embodiment of the present invention. FIG. 2A is a side view of the container shown in FIG. FIG. 2B is a bottom view of the container shown in FIG. FIG. 3 is an explanatory view showing a state where the chassis portion of the truck shown in FIG. 1 is moved to the lower side of the container shown in FIGS. FIG. FIG. 4 is an explanatory view showing a state in which the container shown in FIGS. 1 and 2 is loaded on the chassis of the truck shown in FIG. .

  The truck 1 is a transportation system for transporting the container 2 on land, and has a chassis part 3 for loading the container 2, and the chassis part 3 is formed by combining a plurality of joists 3a in a blistered state. The container 2 has a rectangular parallelepiped container body 4 in which a cargo compartment is formed. Each of the front end and the rear end of the chassis portion 3 is provided with a generally used tightening tool 5 also called a twist lock. The tightening tool 5 is rotatably attached to the chassis portion 3 and has a rotating head at the tip. A rotating shaft 7 provided with a portion 6 and a manual lever 8 for rotating the rotating shaft 7 in the axial direction. A part of the rotating head 6 projects in the radial direction of the rotating shaft 7. As shown in FIG. 3 and FIG. 4, the engaging claw portion 9 is formed on the chassis portion 3 by operating the manual lever 8 and rotating the rotating head 6. Rotate along the surface direction. Two fasteners 5 are arranged along the vehicle width direction at the front end and the rear end of the chassis portion 3, and a total of four fasteners 5 are provided.

  Corresponding to the positions of these fasteners 5, corner fittings 10 fastened to the fasteners 5 are fixed to the four corners of the bottom surface 4 a of the container body 4. In the case shown in the figure, corner metal fittings 10 are also provided in the longitudinal middle portion of the bottom surface 4a of the container body 4 and the ceiling portion 4b. For example, when the container 2 is moved up and down by using a cargo handling means such as a crane, a hanging tool connected to the crane or the like is attached to a corner bracket provided on the ceiling portion 4b. It is done.

  The corner bracket 10 is a block body having a rectangular cross section, and has a pair of vertical plate portions 11 extending downward, and a horizontal plate portion 12 provided integrally with an end portion of each vertical plate portion 11. As shown in FIG. 2B, a long hole 12a is formed in the lower horizontal plate portion 12. As shown in FIG. 4, by operating the manual lever 8 so that the engaging claw portion 9 of the rotary head 6 of the fastener 5 is disposed along the long diameter direction of the elongated hole 12a, The portion 6 can be inserted into the elongated hole 12a. As shown in FIG. 3, after the rotating head 6 is inserted into the elongated hole 12a, the rotating head 6 is rotated by, for example, 90 ° to engage the engaging claw portion 9 The fastening tool 5 is fastened to the corner fitting 10 by engaging the edge of the elongated hole 12a to prevent the rotary head 6 from coming out of the elongated hole 12a. A pair of doors 13 that are opened and closed in a double-split manner are attached to the rear portion 4 d of the container main body 4, and the cargo is structured to be carried into and out of the internal cargo chamber from the rear portion of the container main body 4.

  When the container 2 is removed from the chassis portion 3, as shown in FIG. 4, by operating the manual lever 8 and disposing the engaging claw portion 9 along the long diameter direction of the elongated hole 12a, The container 2 is pulled away from the chassis 3 under the condition that the rotary head 6 is pulled out. As shown in FIG. 2A, a pocket 14 into which the fork of the forklift is removably inserted is formed on the bottom surface 4a of the container body 4 so as to be opened to the outside. The container 2 can be pulled away from the chassis portion 3 by inserting and moving the fork upward. In addition, as described above, the container 2 can be pulled away from the chassis portion 3 by attaching a crane suspension to the corner bracket 10 and operating the crane. Further, as shown in FIG. 4, the chassis 1 is driven by lowering the vehicle height of the truck 1 by driving an air suspension (not shown) provided on the truck 1 with the container body 4 held at a predetermined height. The container 2 can be pulled away from the part 3.

  In order to hold the container body 4 at a predetermined height, on the bottom surface of the container body 4, a rotation shaft 15 a having a support leg 15 fixed at a substantially right angle at the tip is rotatable in the axial direction and slid in the vehicle width direction. A support metal fitting 16 that is freely supported is fixed. As shown in FIG. 4, the support legs 15 are disposed substantially horizontally along the bottom surface of the container body 4 so as not to protrude outward from the side surface 4c of the container body 4, as shown in FIG. The container body 4 moves from the side surface 4c to the standing position that protrudes outward and is arranged substantially vertically.

  A through hole 16a is formed in the support fitting 16, and a first holding member communicating with the through hole 16a when in the storage position is provided on the rotating shaft 15a in order to hold the support leg 15 in each of the storage position and the standing position. A hole and a second holding hole communicating with the through hole 16a when in the upright position are formed. Then, by inserting the fixing pin 17 into the through hole 16a and the second holding hole in a state where the through hole 16a and the second holding hole are communicated with each other, as shown in FIG. As shown in FIG. 4 and the like, the fixing pin 17 is inserted into the through-hole 16a and the first holding hole in a state where the through-hole 16a and the first holding hole are in communication with each other. In addition, the support leg 15 can be held in the storage position. In FIG. 2A, the storage position of the support leg 15 is indicated by a broken line, and the rotation direction of the support leg 15 when moving from the standing position to the storage position is indicated by an arrow.

  Under the state where the support leg 15 is held in the standing position, the chassis portion 3 of the truck 1 in which the vehicle height is lowered by driving the air suspension is, as shown in FIG. The rotary head 6 of the fastener 5 can be inserted into the elongated hole 12a of the corner fitting 10 by moving to the position and then driving the air suspension to increase the vehicle height. After inserting the rotary head 6 into the long hole 12a, the container 2 is loaded on the chassis 3 by operating the manual lever 8 to engage the engaging claw 9 with the long hole 12a. Thereafter, the fixing pin 17 is removed, the supporting leg 15 in the standing position is moved to the storage position, the fixing pin 17 is inserted and the position is maintained, and the state shown in FIG. 4 is obtained. Container 2 is transported.

  In order to insert the rotary head 6 into the elongated hole 12a by driving the air suspension, a pair of guide rails 18 are attached in parallel to the bottom surface 4a of the container body 4, and a guide roller 19 that contacts the guide rails 18 is attached to the track 1. The chassis 3 that moves and moves below the container body 4 is guided to a predetermined loading position. The guide rail 18 has a guide rail body 20 that extends along the longitudinal direction of the container body 4 and contacts the guide roller 19, and a support plate 21 that is fixed to the lower end of each guide rail body 20. The lower surface of the support plate 21 is fixed so as to be the same height as the lower surface 10a of the corner bracket 10. When the container 2 is loaded on the chassis portion 3, as shown in FIG. The container 2 can be supported by coming into contact with the portion 3, and the stability of the container 2 can be improved.

  As described above, in the container 2 of the present embodiment, each of the support bracket 16 and the guide rail 18 fixed to the bottom surface of the container body 4 is disposed so as not to protrude below the lower surface 10a of the corner bracket 10. In addition, since the support legs 15 disposed substantially horizontally along the bottom surface 4a of the container body 4 during container transportation do not protrude below the lower surface 10a of the corner bracket 10, the support bracket 16, guide The rail 18 and the support leg 15 do not interfere with the chassis portion 3 of the track 1 and can be fastened with the fastener 5 approaching the corner bracket 10. That is, even in the container 2 in which the support bracket 16 and the guide rail 18 are attached to the bottom surface 4a, the support bracket 16, the guide rail 18, and the support leg 15 do not protrude below the lower surface 10a of the corner bracket 10. Therefore, the fastener 5 can be securely fastened to the corner fitting 10.

  As described above, the container 2 includes the corner bracket 10, the support legs 15, the support brackets 16, and the guide rails 18. When the container 2 is loaded on the track 1 having the fasteners 5 and the guide rollers 19, the support legs 15 are used. The chassis portion 3 of the truck 1 can be guided by the guide rail 18 to a predetermined loading position below the container main body 4 that is self-supported. Then, when unloading the container 2 from the truck 1, after moving the support leg 15 to the upright position, the air suspension is driven under the condition that the rotary head 6 is pulled out from the long hole 12a. By lowering the height of the truck, the fastening of the fastener 5 with respect to the corner bracket 10 can be released, and the container body 4 can be loaded and unloaded while the container 2 is left standing. It can also be stored. Thus, although the container 2 in this Embodiment has a suitable structure as a container loaded on the truck 1, it is not restricted to the chassis part 3 of the truck 1, The chassis part of a trailer or a cargo train, a cargo ship, It can be loaded on various transportation facilities such as airplanes.

  For example, it is possible to transport the container 2 to the freight terminal by the truck 1, and then transfer the plurality of containers from the freight terminal to a freight train that is transported by rail at a time. In this case, the fastening of the tightening tool 5 of the truck 1 and the corner bracket 10 of the container 2 is released while the support leg 15 is held in the storage position, and then the container 2 is moved by a cargo handling means such as a forklift. The cargo train is loaded on the chassis of the freight train. At the time of loading, the support legs 15, the support brackets 16, and the guide rails 18 do not interfere with the freight train, and the freight train fasteners are attached to the corner bracket 10 of the container 2. Can be concluded.

  In a cargo warehouse or cargo terminal, a plurality of containers 2 can be stacked vertically based on corner fittings 10 fixed to the bottom surface 4a in order to effectively use the accommodation space in the site. Each of the support leg 15, the support bracket 16, and the guide rail 18 can be stacked in a stable state without interfering with the lower container.

  The present invention is not limited to the above-described embodiment, and various modifications can be made without departing from the scope of the invention. For example, the present invention can be applied to various containers such as a dry container, a freezing container, a tank container, and a wing container. In the embodiment, as shown in FIG. 3, the lower surface of the support metal fitting 16 is arranged so as not to contact the chassis portion 3, but the lower surface of the support metal fitting 16 has the same height as the lower surface 10 a of the corner metal fitting 10. By doing so, the container 2 can be supported by each of the corner bracket 10, the support bracket 16, and the guide rail 18.

  In addition, a pair, that is, two guide rails 18 are attached to the bottom surface 4a of the container body 4 in parallel. As such guide rails, a guide roller 19 is brought into contact with the lower side of the container body 4 so as to contact the bottom surface 4a. Since it is sufficient that the moving chassis unit 3 can be guided to a predetermined loading position, for example, only one guide rail is provided along the longitudinal direction on the bottom surface 4a of the container body 4 so as to guide the chassis unit 3. Further, in this case, a pair of guide rollers is provided at a predetermined interval in the vehicle width direction of the chassis portion 3, and one guide rail is brought into contact with the guide rollers so as to be sandwiched between them. The unit 3 may be guided to a predetermined loading position.

It is a perspective view which shows the external appearance structure of the truck which is an example of a road traveling cargo vehicle, and the external appearance structure of the container which is one embodiment of this invention. (A) is a side view of the container shown in FIG. 1, (B) is a bottom view of the container shown in FIG. It is explanatory drawing which shows the state which moved the chassis part of the truck shown in FIG. 1 to the lower side of the container shown in FIG.1 and FIG.2, and is a principal part enlarged view which abbreviate | omits a container and the rear part of a truck especially. . It is explanatory drawing which shows the state which loaded the container shown in FIG.1 and FIG.2 on the chassis part of the truck shown in FIG. 1, and is a principal part enlarged view which abbreviate | omits a container and the rear part of a truck especially.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Track 2 Container 3 Chassis part 3a joist 4 Container main body 4a Bottom surface 4b Ceiling part 4c Side surface 4d Rear part 5 Fastening tool 6 Rotating head 7 Rotating shaft 8 Manual lever 9 Engaging claw part 10 Corner metal fitting 10a Lower surface 11 Vertical plate part 12 Horizontal plate portion 12a Long hole 13 Door 14 Pocket 15 Support leg 15a Rotating shaft 16 Support metal fitting 16a Through hole 17 Fixing pin 18 Guide rail 19 Guide roller 20 Guide rail body 21 Support plate

Claims (2)

A container loaded on a transportation vehicle such as a road traveling cargo vehicle such as a truck traveling on a road and a cargo train traveling on a railway,
A container main body having a corner bracket fastened to a fastener provided at least on the road traveling freight vehicle of the transport mechanism fixed to a bottom surface;
A support leg that is fixed at a substantially right angle to a rotation shaft supported by the container body and that rotates to a standing position that supports the container body on the ground and a storage position that is disposed along the bottom surface of the container body;
A mounting bracket attached to the bottom surface of the container body, rotatably supporting the rotating shaft, and not projecting downward from the lower surface of the corner bracket,
The container main body is attached to the bottom surface of the container main body, contacts a guide roller provided on the road traveling freight vehicle, guides the container main body to a predetermined loading position of the road traveling freight vehicle, and is lower than the lower surface of the corner bracket. A guide rail that does not protrude to the side,
The container, wherein the corner metal fitting is fastened to the fastener without the support metal fitting and the guide rail interfering with any of the transportation means during container transportation. The container according to claim 1, wherein a lower surface of at least one of the support metal fitting and the guide rail has the same height as a lower surface of the corner metal fitting.

Images