JPH0343388A - Container - Google Patents

Abstract

PURPOSE:To increase the loading volume to the maximum extent and make separate members for protecting transmission members unnecessary to provide by a method wherein a container is lifted to a vehicle as it is kept in horizontal posture, and chains are inserted through side frames of a container main body and transmit the motion of a driving member to supporting members to lift the supporting members. CONSTITUTION:A container 1 is lifted as it is kept in a horizontal posture. Chains 21 as transmission members are inserted through lower side frames 9 of a container main body 2 and supporting members 3 is fitted in rear columns 5. Therefore, when the outside size of the container main body is limited, the frame size can be enlarged up to the limitation, so that the loading volume can be increased to the maximum extent. Moreover, as the chains 21 are protected by the side frames 9 which form the container main body 2, separate members for protecting the chains 21 are not necessary to provide.

Description

DETAILED DESCRIPTION OF THE INVENTION <Industrial Application Field> The present invention relates to a container that can be loaded and unloaded onto a cargo handling vehicle while maintaining a horizontal attitude.

<Prior Art> Recently, the applicant of the present invention proposed a container as shown in FIG. 8 (Japanese Patent Application No. 63-286378). This container is provided with pillar-shaped support members 103 having rollers 107 attached to their lower ends on both sides of the rear of a box-shaped container body 102 so as to be movable up and down while being guided by guide members 105. A connecting member 111 consisting of brackets 112, 112 and a pin 113 is provided in the center, and is guided by guide members 115, 115 fixed to the main body 102 at the front of the main body 102 and below the connecting member 111. Board 117
．． A movable member 116 consisting of brackets 118, 118 and a pin 119 is provided so as to be movable up and down. Furthermore, a pair of chains 121 and 121 as transmission members are attached symmetrically to the upper part of the plate 117 as a movable member, and
Sprockets 123, 124.12 attached to the front of
5: Sprocket 126 wound around and bent around 123, 124, and 125 respectively, inserted into covers 109 (only one side shown) attached to the lower part of both sides of the vehicle body 102 in the front-rear direction, and attached to the lower part of the side of the main body 102 A chain 140 serving as a transmission member is attached to the lower part of the plate 117 of the movable member, and is connected to the protrusion 103a of the support member 103 by bending it upward by the front lower end of the main body 102.

Sprocket 142.1 installed on the rear lower surface
43 is wound and bent and connected to the shaft 108. When raising the container body 102, one of the two cargo handling arms of the cargo handling vehicle (not shown) grasps and lifts the connecting member 111, and the other cargo handling arm grasps the movable member 116. By fixing this movable member 116 to the ground, the movable member 116 is pushed down relative to the main body 2 by the amount that the connecting member is lifted, loosening the chain 140 and preventing the shaft 108 from descending. The main body 10
2 is raised horizontally. Conversely, when lowering the container body 102, one cargo handling arm that grips the connecting member 111 is lowered, and the other cargo handling arm that grips the movable member 116 is fixed to the ground to raise it. In contrast, it is made to descend horizontally.

<Problems to be Solved by the Invention> However, in the above container, the chain 121 as a transmission member is inserted through the cover 109 attached to the side surface of the main body 102.
When the external size of the main body 102 is limited, there is a problem that the internal volume of the main body 102 is reduced by the width of the cover 109, and the loading capacity is reduced. Another problem is that in order to protect the chain 121, a member of the cover 109 must be provided separately from the main body.

SUMMARY OF THE INVENTION Accordingly, an object of the present invention is to provide a container that has a transmission member and is lifted and lowered while maintaining a horizontal posture, and which increases the loading capacity to the maximum when the external size of the container body is limited. An object of the present invention is to provide a container that does not require a separate member for protecting a transmission member.

<Means for Solving the Problems> In order to achieve the above object, the container of the present invention is a container that is lifted and lowered while maintaining a horizontal posture by a cargo handling vehicle having two cargo handling arms on the vehicle body. , a support member provided at the rear of the container body that is movable up and down; a connecting member provided at the front of the main body and connected to one cargo handling arm of the cargo handling vehicle; and a support member provided at the front of the main body that is movable up and down. a movable member provided on the body and connected to the other cargo handling arm of the cargo handling vehicle; and a transmission member inserted through a side frame of the main body to transmit the operation of the movable member to the support member to raise and lower the support member. It is characterized by the fact that it is equipped with

Effect> Since the transmission member is inserted through the side frame of the container body, when the external size of the container body is limited, the frame size can be expanded to the limit frame. Therefore, the loading volume is maximized. Additionally, since the chain is protected by the side frame that makes up the main body, no separate member is required.

<Example> Hereinafter, the container of the present invention will be explained in detail with reference to the illustrated example.

As shown in FIG. 1, this container 1 includes a box-shaped container main body 2, a columnar support member 3.3, and a container-side connecting member 11. It includes a container-side movable member 16 and chains 21 and 40 as transmission members. The main body 2 has a symmetrical columnar rear column 5.5 and a front column 1.
3.13, side column 30 (only one side shown), rear beam 4, front beam 14, upper side frame 101IO, lower side frame 9.9, front panel 12, bottom plate 19, It consists of legs 20, 20, and a top plate and peripheral panels (not shown).

A groove 12a having a concave cross section is provided in the vertical direction at the center of the front panel 12 and the front beam 14.

Each of the support members 3 is fitted into the rear column 5 so as to be movable up and down, and a roller 7 is rotatably attached to the lower end of the support member 3 via a bracket 6. Both support members 3.3 are connected at their lower parts by the same shaft 8 so that they can be raised and lowered in synchronization with each other. The connecting member 2 is a semicircular member, and both ends thereof are horizontally attached to the upper center of the front panel 12. The movable member 16 is constructed by integrally combining a key-shaped engagement member 17 consisting of a rectangular plate portion 17a and a ring portion 17b, and a channel-shaped sliding member 18, and a groove portion between the rectangular plate portion 17a and the sliding member 18. It is configured in a shape that intersects the two. Then, a pair of guide members 15.15 made of channel steel are erected in the grooves 12a of the front panel 12 and the front beam 14 with the grooves facing inward and parallel to each other with a gap left between them. Rectangular plate portion 17a of engagement member 17
and the inner surface of the groove of the sliding member 18 is in sliding contact with the outer periphery of the guide member 15.15. Therefore, the entire movable member 16 can slide in the vertical direction. A pair of chains 21 are provided symmetrically (only one side is shown in the figure), and one end is attached to the side of the sliding member 18, and the chains 21 are inserted into the front beam 14 and provided in the beam 14. It is bent horizontally from above and downward from the horizontal direction by a pair of sprockets 23 and 24, and further bent from the vertical direction to the front and back directions by a sprocket 25 inserted through the front column 13 and provided at the bottom of this column 13, and bent from the top to the front. It is inserted into the side frame 9 and extended upward from the front and back direction by a sprocket 26 provided at the rear end of the side frame 9 and connected to the upper part 3a of the support member 3.

The chain 40 has one end connected to the lower part of the engaging member 17, extends vertically at the front of the container body 2, and is moved vertically by a sprocket 42 provided at the lower front end of the container body 2. Bend in the front-back direction from the bottom plate 9, pass under the bottom plate 9, and then insert the container body 2.
It is bent in the vertical direction and connected to the shaft 8 by a sprocket 43 provided on the rear lower surface.

Therefore, by pressing down the movable member 16 from the state shown in FIG. It is possible to allow the member 3 to descend. Conversely, if the movable member 16 is moved upwards from its lower end position, the chain 40 pulls up the support member 3.3 via the shaft 8, while the chain 21 is adapted to allow the support member to rise. It will loosen up.

Figure 2 shows a cargo handling vehicle (hereinafter referred to as
45 (referred to as "carrier"). This carrier 45 has channel-shaped subframes 47, 47 mounted on a chassis frame 46 in the front-rear direction in parallel with each other and with grooves facing inward. The above subframe 47.
A column device 51 is provided on 47 so as to be movable in the front and back direction shown by arrow X. This column device 51 has slide pads 52 on the upper side of the subframe 47° 47 from both the upper and lower sides.
It is designed to slide along the upper side of the sub-frame 47.47 by sandwiching it at 52 degrees. The column device 51 has a pair of columns 55 made of H-shaped steel, and the upper end is connected to a horizontal plate 7.
0, and the lower ends are connected by a bottom plate (not shown). This bottom plate is fixed to a pair of chains 58, 58 that wind around sprockets 56, 56: 57, 57 provided in pairs at the front and rear of the vehicle body. Sprocket 6 is attached to the shaft that connects rear sprockets) 57 and 57.
0 and is driven by a hydraulic motor 59. Therefore, by actuating the chain 58,58 by this hydraulic motor 59, the column device 5
1 freely moves in the front and back direction indicated by arrow X.

On the other hand, a carrier-side connecting member 61 is provided at the rear of the column 55, 55 so as to be movable up and down in the vertical direction indicated by arrow Z. This carrier-side connecting member 61 consists of a pair of plates 62, 62 having a cross-sectional shape connected by a horizontal rod 66, a clevis 63 connected to the center of the horizontal rod 66 by a vertical rod 67, and a tip of the clevis 63. It consists of a pin 65 that connects the The columns 55.
It is possible to run up and down along 55. Inside the column 55.55 are a pair of hydraulic cylinders 71.7.
1, its piston rod 7 as shown in FIG. 3(a).
The upper ends of the tubes 71b of the hydraulic cylinders 71 are connected to each other by a horizontal plate 75, and an upper sprocket 82 is attached to each tube 71b, while the lower ends of the tubes 716 of the hydraulic cylinders 71. Lower sprocket 86 is installed. Further, an upper chain 84.84, one end of which is attached to the upper part 87 of the plate 62, is wound around the upper sprocket 82 and suspended downward, and fixed to the fixed point 81 of the bridge 53 that horizontally connects the columns 55.55. do. In addition, the above board 62
Lower chain 85.85 with one end attached to the lower part 88 of
is wound around the lower sprocket 86 and fixed to the fixed point 81 of the bridge 53. Therefore, the piston rod 71a of the hydraulic cylinder 71 is extended, the tip of the piston rod 71a is brought into contact with the rubber pedestal 48 provided on the vehicle body 46 of the carrier 45, the tube 71b is moved upward, and the chain 84 is moved upward. The connecting member 61 is shown in FIG.
) can be pulled up as shown. Further, by contracting the piston rod 71a, the tube 71b and the connecting member 61 can be lowered by their own weight.

On the other hand, as shown in FIG. 2, a carrier-side movable member 91 is provided along the column 55.degree. 55 so as to be movable up and down in the vertical direction indicated by arrow Z. The carrier side movable member 91 includes a pair of side plates 97, 97 that cover the side surfaces of the column 55.55.
and a rod 92 that horizontally connects the side plates 97, 97.
92, a clevis 95 attached to the center of the rods 92, 92 facing rearward, and a bin 96 connecting both sides of the clevis 95. This movable member 91 is
A roller (not shown) provided inside the side plate 97.9'7 allows it to run smoothly up and down along the groove on the outside of the column 55.55. In addition, this movable member 91
is connected to the tip of the piston rod 71a of the hydraulic cylinder 71 with a nut 72, as shown in FIG. 3(c). Therefore, the movable member 91
It can be moved up and down by the movement of 1a.

The container 1 and carrier 45 having the above configuration operate as follows.

At present, the carrier 45 and the container I are in the state shown in FIG. In this state, the clevis 63 of the carrier side connecting member 61
The container-side communication member 11 is engaged by the bin 65, and the ring portion 17b of the container-side movable member 16 is engaged by the clevis 95 of the carrier-side movable member 91 and the bin 96. Then, when the hydraulic cylinder 71 is extended as shown in FIG. 3(b), the piston rod 71
The tip of the tube 71b is supported by the pedestal 48, and the tube 71b rises, causing the upper sprocket 82 to rise. Since one end of the upper chain 84 is fixed to the bridge 53, as the upper sprocket 82 rises, the carrier-side connecting member 61 attached to the other end rises. On the other hand, the carrier side movable member 91 remains stationary at the bottom of the column 51. Then, as shown in FIG. 4(b), the front part of the container 1 is lifted by the carrier-side connecting member 61 via the container-side connecting member 11, and at the same time, the rear part of the container 1 is lifted up by the supporting member 3.3. be lifted up like that. That is, the container side movable member 16 is stationary with respect to the ground due to the stationary carrier side movable member 91, and the container side movable member 16 is moved relative to the container body 2 when the container body 2 rises. It descends and its movement is transmitted to the support member 3 by the chains 21 and 4°, so that the support member 3.3 projects downwards and the rear part of the container I rises.

That is, the front part of the container l is lifted up by the connecting member 11, the rear part is lifted up by the supporting member 3,
Moreover, since their movements are synchronized, they rise horizontally as shown in FIG. 4(b). And container l is carrier 4
When the level reaches the same level as that of the vehicle body in step 5, the operation of the hydraulic cylinder 71 on the carrier side is stopped. At this time, the column device 51 is in the state shown in FIG. 3(b). The upward movement of the container 1 is stopped, the hydraulic motor 59 is driven to move the column device 51 forward, and the container 1 is placed on the guide rollers 99 and moved forward as shown in FIG. 4(c). . At this time, the rear part of the container 1 is supported on the ground by the roller 7 at the lower end of the support member 3, and the upper and lower parts of the front part of the container l are supported by the carrier side connecting member 61.
and carrier side movable [t91] is pulled via the container side connecting member 11 and the container side movable member 16.

Thereafter, the hydraulic cylinder 71 is contracted with the container 1 placed on the carrier 45. At this time, the carrier-side connecting member 61 is engaged with the container-side connecting member 11 and is therefore held at the height of the container-side connecting member 11 . Therefore, the tube 71b is attached to the lower chain 85. Upper chain 8
4 restrains it vertically and keeps it at the same height.

Therefore, as shown in FIG. 3(c), the tip 71a of the piston rod leaves the pedestal 48 of the vehicle body 46 and rises.
The carrier side movable member 91 connected to the tip of the piston rod 71a is raised, and further, as shown in FIG.
As shown in FIG.
．． 40 lifts the support member 3 from the ground.

When unloading the container l from the carrier 45, the operations shown in FIG. 4(d), (c), (b), (
It is sufficient to operate in the order of a).

In this way, the container 1 is raised and lowered while maintaining a horizontal position, by inserting the chain 21 as a transmission member into the lower side frame 9 of the container body 2, and by fitting the support member 3 into the rear column 5. Therefore, when the external size of the container body 2 is limited, the frame size can be increased to the maximum limit, and the loading capacity can be increased to the maximum. Moreover, the side frame 9 constituting the container body 2
1, it is possible to eliminate the need for a separate member to protect the chain.

Note that the container 1 has a roller 7 at the lower end of the support member 3.
However, the present invention is not limited to this, and a grounding member 203 that is immovably installed on the ground may be provided, as in the container 201 shown in FIGS. 5 to 7. in this case,
The carrier no longer requires means for moving the column device, and the carrier can be retracted to load containers onto the carrier. In addition, in FIG. 6, 250 is a guide member provided at the bottom of the container body 202, and guides the container body 202 when moving the container 201 onto the carrier. 251 indicates a main beam, and 252 indicates a horizontal beam.

<Effects of the Invention> As is clear from the above, the container of the present invention is a container that is lifted and lowered while maintaining a horizontal posture by a carrier having two cargo handling arms on the vehicle body, and the container has two cargo handling arms at the rear of the container body. a support member that is provided in the front part of the main body and is movable up and down; a connecting member that is provided in the front part of the main body and is connected to one of the loading arms of the carrier; A movable member connected to the other cargo handling arm and a transmission member inserted through the side frame of the main body to transmit the operation of the movable member to the support member to raise and lower the support member, so that the container main body can be moved up and down. When the external size is limited, the loading volume can be maximized and a separate member for protecting the transmission member can be eliminated.

[Brief explanation of drawings]

FIG. 1 is a perspective view showing a container according to an embodiment of the present invention;
FIG. 2 is a perspective view showing the carrier for raising and lowering the container, FIGS. 3(a) to 3(c) are diagrams explaining the operation of the column device of the carrier, and FIGS. 4(a) to (d) are the Figures 5, 6, and 7 are front, side, and rear views showing other embodiments of the container of the present invention, respectively, and Figure 8 is a conventional container. FIG. 1.201... Container, 2.202... Container body, 3.203... Support member, 4.2Q4... Rear beam, 5,205... Rear column, 6... Bracket, 7...Roller, 8.208...Shaft, 9.209.
... Lower side frame, 10.210 ... Upper side frame, 11.211 ... Container side connecting member,
12.212...Front panel, t3.21 a...Front column, 14.214...Front beam, 15.215,250...Guide member, 16.216
...Container side movable member, 17.217...Engaging member, 18.218...Sliding member, 19,219...Bottom plate, 20.220...Legs, 21.40,221 , 240...Chain, 23.2
4,25,26,42,43,223°224.225
, 226, 242, 243... Sprocket, 30.230... Side column, 203... Grounding member.

Claims (1)

[Claims] (1) A container that is lifted and lowered while maintaining a horizontal posture by a cargo handling vehicle having two cargo handling arms on the vehicle body, which includes a supporting member that can be raised and lowered at the rear of the container body, and a support member that can be raised and lowered in front of the main body. a connecting member provided at the front portion of the main body and connected to one of the cargo handling arms of the cargo handling vehicle; a movable member provided at the front portion of the main body so as to be movable up and down and coupled to the other cargo handling arm of the cargo handling vehicle; A container characterized by comprising a transmission member that is inserted through a side frame of the main body and transmits the operation of the movable member to the support member to raise and lower the support member.