JPH0350041A - Container handling vehicle - Google Patents

Abstract

PURPOSE:To load and unload a container on and from a vehicle which is held in a horizontal posture and by prevent damage on a container caused by bound during the vehicle running on a bumpy road providing an engaging member on a part extending from the center to the rear of one of a container and a carrier, and by providing a taper-like guide for raising a vehicle body upon loading, and a guide against which a pin abuts after loading on the other of the container and carrier. CONSTITUTION:During a container 1 being loaded on a carrier 45, a guide part 201 of a guide member 35 guides a pin 33 on an engaging member 33 in order to raise a vehicle body so that the lower surface of the container 1 being mated with the upper surface of the vehicle body, and accordingly, the pin 34 abuts against an abutting surface 33 of a guide member 55 upon loading of the container 1 onto the carrier 45. That is, parts extending from the center to the rear of each of the cotainer 1 and the carrier 45 are mated with each other by means of the engaging member 33 and the guide member 35. Meanwhile, the front part of the container 1 is engaged with the carrier 45 by means of carrier and container side coupling parts 61, 11 and carrier and container side movable members 91, 16. Accordingly, the front and rear parts of the container 1 are engaged with the carrier 45, and accordingly, it is possible to prevent the container 1 from bounding on the carrier 45 even though the vehicle runs on a bumpy road surface, and accordingly, it is possible to prevent damage to the container.

Description

DETAILED DESCRIPTION OF THE INVENTION <Industrial Application Field> The present invention relates to a container handling vehicle that can load and unload containers onto a carrier while maintaining a horizontal attitude.

<Prior art> As this type of container handling vehicle, there is a vehicle as shown in FIG. 7, which was previously proposed by the applicant (Patent No. 11
No. 286378). This container handling vehicle is shown in Figure 7 (
As shown in a), the container 10! consists of a container 101 and a carrier 145. A support member 103 that can be raised and lowered is provided at the rear of the container body 102, and a container-side connecting member 1 is attached to the front of the container body 102.
11, a container-side movable member 116 provided on the front part of the container body 102 so as to be movable up and down, and the operation of the container-side movable member 116 is transmitted to the support member 103 to lower the support member 103 from the guide member 105. Chain 121 and chain 140 to be raised (Fig. 7(d)
), while the carrier 145 has a vehicle body 146
A column device 151 provided so as to be movable back and forth along the horizontal sub-frame 147 above, and this column device 151
Up and down t! a carrier-side connecting member 16 that is movably provided and detachably connected to the container-side connecting member 161;
1, a carrier-side movable member 191 that is vertically movably provided on the column device 151 and detachably connected to the container-side movable member 116, and the carrier-side connecting member tet and the carrier-side movable member 191. A common drive means 171 for vertical movement is provided. When loading the container 101 onto the carrier, first, as shown in FIG.
), the carrier side connecting member 161 and the container side connecting member 111. The carrier side movable member 191 and the container side movable member 116 are connected, respectively, as shown in FIG. 7(b).
As shown in FIG. 3, by driving the common drive means 171, the carrier-side connecting member 161 and the container-side connecting member 111 are raised to raise the front part of the container 101, while the carrier-side movable member 191 and the container-side movable member 11B are raised. to remain stationary with respect to the ground. Then, the container side movable member 116 moves the container body 10
The chain 121 moves downward relative to the chain 121.
The support member 103 projects downward and raises the rear part of the container 101.

That is, the front and rear parts of the container 101 are raised horizontally in synchronization. When the main girder 132 of the container 101 is at the same level as the subframe 147 of the carrier 145, a hydraulic motor (not shown) is driven to move the column device 151 forward via the chain, as shown in FIG. 7(C). and move the container 101 horizontally (the rear part of the container 101 is
7). When the loading is completed, as shown in FIG. 7(d), the common drive means 1
By driving 71, the carrier side movable member 191
Then, the container-side connecting member 116 is raised, and the support member 103 is raised via the chain 140. Incidentally, when the container 101 is unloaded from the carrier 145, the operation is completely reversed to that described above.

<Problem to be solved by the invention> However, the above container cargo handling vehicle is
As shown in the figure, with the container 101 loaded,
Carrier side connecting member 161 and container side connecting member 1
11. The front part of the container 101 is connected to the carrier 1 by the carrier side movable member 191 and the container side movable member 116.
45, the rear of the container 101 is engaged with the carrier 14 when there is an uneven road surface while driving.
There is a problem in that the container 101 and the carrier 145 are bounced up from the container 101 and then collide with each other, and the impact damages the container 101 and the carrier 145. Additionally, there is a problem in that the driver must always drive in an anxious state of mind.

Therefore, an object of the present invention is to allow containers to be loaded and unloaded onto carriers while maintaining a horizontal position, and also to prevent containers from being thrown up from carriers due to uneven road surfaces while driving, thereby causing damage to carriers and containers. To provide a container cargo handling vehicle which can prevent such problems and which allows a driver to drive with peace of mind.

<Means for Solving the Problems> In order to achieve the above object, the present invention consists of a container and a carrier, and a column device that is movable back and forth on the vehicle body is provided on the carrier side. A vertically movable connecting member is connected to the front part of the container and supports the front part of the container, while a support member is provided on the container side to be movable up and down at the rear part of the container and supports the rear part of the container by having its lower end grounded to the ground. When a container is pulled onto a carrier in this state, a bin is placed in the center or rear of one of the container or the carrier in a container handling vehicle that has a gap between the top surface of the vehicle body and the bottom surface of the container. an engaging member is provided on the other of the container or the carrier, and when the container is loaded onto the carrier, the vehicle body is lifted so as to guide the bin of the engaging member and join the top surface of the vehicle body to the bottom surface of the container. A tapered guide part,
A guide member is provided that is connected to the guide member and includes a horizontal abutting part with which the bin of the engaging member comes into contact when the container is completely loaded onto the carrier. There is.

When the container is loaded onto the carrier, the guide portion of the guide member guides the bin of the engagement member and lifts the vehicle body so that the top surface of the vehicle body is joined to the bottom surface of the container, so that the container is loaded onto the carrier. When completely loaded, the bin of the engaging member is in contact with the abutting portion of the guide member. In other words, the container and the carrier are engaged with each other by the engaging member and the guide member.

On the other hand, the front part of the container is engaged with the carrier by a carrier-side connecting member, a container-side connecting member, a carrier-side movable member, and a container-side movable member. Therefore, the front and rear parts of the container are respectively engaged with the carrier. Therefore, even if there are irregularities on the road surface while the vehicle is traveling, the container will not be separated from the carrier and bounce up, and the container and the carrier will not be damaged. Therefore, the driver can drive with peace of mind.

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

FIG. 1 shows a container cargo handling vehicle according to an embodiment of the present invention seen from the side, and FIG. 2 shows the container cargo handling vehicle seen from the rear. As shown in these figures, this container handling vehicle has a container 1 and a carrier 45.
It consists of The vehicle body 2 of the container 1 has an upper side frame 10. Lower side frame9. Front column 13
．． Sai F column 30. Rear column 5. Rear beam 4. Crossbeam 31. It includes a main girder 32 and leg parts 20. A columnar support member 3 is provided inside the rear column 5 so as to be movable up and down while being guided by the rear column 5. Left and right support members 3.
A bracket 6.6 is provided at the lower end of 3, and a roller 7.7 is rotatably provided on this bracket 6.6. Both rollers 7.7 are connected by the same shaft 8, so that both support members 3.3 can be raised and lowered in synchrony. Furthermore, guide members 35.35 are provided on both sides of the main girder 32.32 on the rear lower surface of the container body 2. This guide member 35, as shown in FIGS. 3(a), (b), and (c),
A main plate 200 having a tapered guide portion 201 and a horizontal contact portion 202 connected to the guide portion 201;
A guide plate 203 attached along the guide part 201 on the side of the container body 2 and a holding part 203 from the guide part 201
It consists of a locking plate 204 provided perpendicularly in the direction toward. On the other hand, a semicircular connecting member 11 is horizontally attached to the upper center of the front surface of the container body 2, and a container-side movable member 16 is provided below the container-side connecting member 11 so as to be movable up and down. This container-side movable member 16 includes a ring-shaped engagement member 17 and a sliding member 1 made of channel steel.
8 and can be slid along the guide member 15. Furthermore, a pair of chains 21 are provided symmetrically (only one side is shown in FIG. 1), one end of which is attached to the sliding member 18 and raised upward, bent horizontally by a sprocket, and sprockets 24, 25. .26, respectively, bent downward in the front-rear direction and upward, and connected to the protruding portion 3a of the support member 3.

A chain 40 is connected at one end to the lower part of the engaging member 17 and hangs downward, and a sprocket 42 is provided at the front lower end of the container body 2. It is connected to the shaft 8 by a sprocket 43 provided on the rear lower surface, which is bent in the front-rear direction and the up-down direction, respectively.

Therefore, by pushing down the movable member from the state shown in FIG.
protrude downward and loosen the chain 40 to release the shaft 8.
In other words, the support member 3 can be allowed to descend. Conversely, when the movable member 16 is moved upward from the lower end position, the shaft 8 is moved by the chain 40.
while pulling up the support member 3.3 through the chain 2
1 will be loosened to allow the support member to rise.

On the other hand, the carrier 45 has a pair of channel-shaped subframes 47 mounted on the chassis frame 46 in the front-rear direction in parallel with each other and with the grooves facing inward. A column device 51 is provided on the subframe 47 so as to be movable in the front and rear directions.

The column device 51 has a pair of columns 55 made of H-shaped steel on the left and right, and the lower ends of the columns 55 are connected by a bottom plate 52. This bottom plate 52 is connected to a pair of chains 5 that wind around sprockets provided at the front and rear parts of the vehicle body (rear sprockets 57 and 57 are shown in Figure 2).
It is fixed at 3.53. Above sprocket 57.57
are connected by a shaft 60, a sprocket 54a is provided on this shaft 60, and a hydraulic motor 5 is connected via a chain 54b.
I am trying to drive it at 9. Therefore, the column device 51 can be moved in the front-back direction by this hydraulic motor 59.

On the other hand, a carrier-side connecting member 61 is provided at the rear of the column 55 so as to be vertically movable.

This carrier-side connecting member 61 consists of a pair of plates 62 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 pin 65 connecting the tip of the clevis 63. ing.

Note that 65a indicates a support for attaching and detaching the pin 65 to the clevis 63. The columns 55 are moved between the left and right columns 55 by rollers (not shown) running in grooves inside the columns 55 attached to both sides of the plate 62.
It is possible to travel up and down along the road.

Inside the pair of columns 55, a pair of left and right hydraulic rings 71 are erected with their piston rods 71a facing downward as shown in FIG. 6(a).
An upper sprocket 82 is attached to the upper end of the tube 71b, while a lower sprocket 86 is attached to the lower end of the tube 7th. Further, the upper part 8 of the plate 62 described above
An upper chain 84 with one end attached to the column 5 is wound around the upper sprocket 82 and hangs downward.
5 is fixed to a fixed point 81 of a bridge 53 that connects the two horizontally. Further, a lower chain 85 having one end attached to the lower part 88 of the plate 62 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, and the tip of the piston rod 71a is attached to the carrier 45.
The tube 71b is brought into contact with the rubber pedestal 48 provided on the vehicle body 46, and the tube 71b is moved upward, so that the connecting member 6K can be pulled up by the chain 84 as shown in FIG. 6(b). Further, by contracting the piston rod 71m, the tube 71b and the connecting member 61 can be lowered by their own weight. Further, as shown in FIG. 1, a carrier-side movable member 91
is provided so that it can be raised and lowered in the vertical direction. The carrier side movable member 91 includes a pair of side plates 97 that cover the side surfaces of the column 55.
and a rod 92. which horizontally connects the side plates 97.97.
92, a clevis 95 attached to the center of this iron 92.92 facing rearward, and a pin 96 connecting both sides of this clevis 95.

This movable member 91 can smoothly run up and down along the outer groove of the column 55 by means of rollers 64.64 provided inside the side plates 97.97. In addition, 96
A shows a support for attaching and detaching the pin 96 to the clevis. Moreover, this movable member 91 is connected to the piston rod 71a of the hydraulic cylinder 71 as shown in FIG. 6(c).
is connected to the tip with a nut 72. Therefore, the movable member 91 can be moved up and down by the movement of the piston rod 71a.

On the other hand, an engagement member 33 having a pin 34 is provided at the rear end of the carrier 45. Figures 4(a) and (b).

(c) shows the engagement member 33 viewed from above, from the side, and from below, respectively. This engagement member 33 includes a mounting portion 210 having a substantially rectangular cross section and extending between the sub-frames 47 and 47, and a cylindrical support portion 211 mounted perpendicularly to the longitudinal direction at the end of the mounting portion 21O. , an abutting plate 212 that abuts against a side surface of the sub-frame 47.47, which is attached perpendicularly to the longitudinal direction of the mounting part 210 and the longitudinal direction of the supporting part 211 at the end of the mounting part 210;
and a rib 213 that connects the mounting portion 210 and the support portion 211. The pin 34 is vertically inserted into the vicinity of the upper end of the support section 211, and the upper end surface of the support section 211 is covered with a lid 214.

The engaging member 33 is configured to be symmetrical as shown in FIG. 2, so that the tips of the pair of pins 34 can be engaged with the guide members 35, 35 of the container I. Next, FIG. 8 shows another modification of the guide member, in which 221 is a guide portion and 222 is a contact portion.

First, the container cargo handling vehicle having the above configuration operates as follows in the same manner as the conventional container cargo handling vehicle shown in FIG.

Now, the carrier 45 and the container l are in the same state as shown in FIG.
is in the raised position, and the support member 3 is retracted into the rear column 5. In this state, the container side connecting member 11 is engaged by the clevis 63 and pin 65 of the carrier side connecting member 61, and the container side movable member 11 is engaged by the clevis 95 and pin 96 of the carrier side movable member 91.
6 of the engaging members 17 are engaged. And hydraulic cylinder 7
1 is extended as shown in FIG. 6(b), the tip of the piston rod 71a is supported by the pedestal 48, the tube 71b rises, and the upper sprocket 82 rises.

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. 7(b), the front part of the container l is connected to the carrier side connecting member 61.
At the same time, the rear part of the container 1 is lifted up by the support member 3 as follows. That is, the container side movable member 1 is moved by the stationary carrier side movable member 91.
6 is stationary with respect to the ground, the container side movable member 16 moves the container body 2 when the container body 2 rises.
The movement is transmitted to the support member 3 by the chains 21 and 40, so that the support member 3 projects downward and raises the rear part of the container l. That is, the front part of the container l is lifted up by the connecting member 11, and the rear part is lifted up by the support member 3, and their movements are synchronized, so that the container l rises horizontally, as shown in FIG. 7(b). do. And container 1
When the main girder 32 reaches a level slightly above the level of the subframe 47 of the carrier 45 with a gap 36, the hydraulic cylinder 71 on the carrier side stops operating. Column device 5 at this time! is in the state shown in FIG. 6(b).

After stopping the upward movement of the container l, the hydraulic motor 59 is driven to move the column device 51 forward, and as shown in FIG.
), move the container l forward. At this time, the rear part of the container l is supported on the ground by the roller 7 at the lower end of the support member 3, and the front part of the container l is supported by the carrier-side connecting member 61 and the carrier-side movable member 91 by the container-side connecting member! ! and is pulled via the container-side movable member 16. Immediately before the horizontal movement of the container l is completed, as shown in FIG. After the vehicle body is lifted so that the upper surfaces are joined, and the horizontal movement of the container l is completed, the pin 34 comes into contact with the contact portion 202 of the guide member 35, as shown in FIG. 5(b). Note that FIG. 5(c) shows the state shown in FIG. 5(b) viewed from the rear. The main girder 32 of the container body 2 rests on the subframe 47. Thereafter, with the container 1 placed on the carrier 45, the hydraulic cylinder 71 is contracted. 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. It is restrained vertically by an upper chain 84 and held at the same height. Therefore, as shown in FIG. 6(c),
The tip of the piston rod 71a leaves the pedestal 48 of the vehicle body 46 and rises, and the carrier side movable member 91 connected to the tip of the piston rod 71a is raised. Then, as shown in FIG. 7(d), the container-side movable member 16 engaged with the carrier-side movable member 91 is raised, and the support member 3 is pulled up from the ground by the chain 21.40. Incidentally, when unloading the container 1 from the carrier, the procedure may be completely reversed to that described above.

In this way, this container handling vehicle can load and unload the container 1 onto the carrier 45 while maintaining a horizontal attitude. Moreover, when the container l is loaded, the carrier side connecting member 61 and the container side connecting member 1
1. Container by carrier side movable member 91 and container side movable member 16! The front part of the container 1 is engaged with the carrier 45, and the rear part of the container 1 is also engaged with the guide member 35 and the engaging member 33. 45 can be prevented from jumping up. Therefore, it is possible to prevent the container l and the carrier 45 from being damaged by the impact of the collision between the container l and the carrier 45 after the container l has jumped up, and therefore the driver can drive with peace of mind.

FIG. 9 and FIG. 1O show another modification of the container. This container la differs from the container shown in FIG. 1 only in that a grounding member 7a is provided at the lower end of the support member 3 in the form of a flat plate and having a corrugated holding portion 7b on the lower surface. Identical components are given the same numbers and explanations will be omitted.

This container 1a is supported by the supporting member 3 by means of the grounding member 7a.
Since the lower end of the carrier 45 is connected to the ground, when the carrier 45 itself is retreated as shown by the arrow in FIG. 10, the container l
a is loaded onto the carrier 45. At this time, the column device 51 is in a free state and is pushed by the container 1a and moves forward with respect to the vehicle body of the carrier 45. After the container 201 is completely mounted on the carrier 45, the support member 3
and pull up the grounding member 7a to separate it from the ground.

In this embodiment, the grounding member 202 at the lower end of the support member 3 is fixed to the ground and the carrier 45 is moved backward, so that when the ground is uneven, the roller 202 in FIG.
It can be used without any problems compared to those using .

<Effects of the Invention> As is clear from the above, the container handling vehicle of the present invention is capable of loading and unloading containers onto a carrier while maintaining a horizontal posture, and also allows loading and unloading of containers onto a carrier while maintaining a horizontal position. A retaining member having a pin is provided on the other side of the container or the carrier, and when the container is loaded onto the carrier, the pin of the engaging member is guided so that the upper surface of the vehicle body is attached to the lower surface of the container. a tapered guide portion that lifts the vehicle body so as to join the vehicle; and a horizontal abutment that is connected to the guide portion and that the pins of the engagement member come into contact with when the container is completely loaded onto the carrier. Since a guide member consisting of a contact part is provided, it is possible to prevent the container from being thrown up from the carrier due to unevenness of the road surface while driving, thereby preventing damage to the carrier and container, and therefore allowing the driver to drive with peace of mind. I can do it.

[Brief explanation of drawings]

1 and 2 are views showing a container cargo handling vehicle according to an embodiment of the present invention from the side and rear, respectively, and FIG.
Figures (a), (b), and (c) are views showing the guide member of the container cargo handling vehicle viewed from the side, rear, and bottom, respectively, and Figures 4 (a), (b), and (c)
) are above the engaging members of the container handling vehicle. FIG. 5(a) is a view showing the view from the side and rear. (b) and (c) are diagrams explaining the operations of the guide member and retaining member, respectively, and Figures 6 (a) and (b)
, (c) are diagrams explaining the operation of the column device of the container cargo handling vehicle, and Figures 7 (a) and (b) respectively.
, (c) and (d) are diagrams explaining the operation of a conventional container cargo handling vehicle, Figure 8 is a diagram showing a modification of the guide member, Figure 9 is a diagram showing a modification of the container, and Figure 1O is a diagram showing a modification of the container. 9th
It is a figure explaining the loading operation of the container of a figure. l... Container, 2... Container body, 3... Supporting member, 11... Container side connecting member, 16... Container side movable member, 21, 40... Chain, 32... Main girder, 33...
- Engagement member, 34... pin, 35... guide member,
45...Carrier, 46...Chassis frame, 4
7... Subframe, 51... Column device, 61.
...Carrier side connecting member, 71... Hydraulic cylinder, 91... Carrier side movable member, 201... Guide part, 202... Contact part. Patent applicant Agent: Kyokuto Kaihatsu Kogyo Co., Ltd.
Person Patent attorney Aobai Ao and 1 other person Figure 8 Figure 3 Figure 3 Kashichi = 35

Claims (1)

[Claims] (1) Consisting of a container and a carrier, the carrier side is equipped with a column device that can move back and forth on the vehicle body, and this column device has a vertically movable connection that is connected to the front part of the container and supports the front part of the container. On the other hand, on the container side, there is a support member that is movable up and down at the rear of the container and supports the rear of the container by touching the lower end to the ground. In a container cargo handling vehicle configured to provide a gap between the container and the lower surface of the container, an engaging member having a pin is provided at the center or rear of one of the container or the carrier, and the engagement member having a pin is provided between the container and the carrier. a tapered guide portion that guides the pins of the engaging member and lifts the vehicle body so as to join the top surface of the vehicle body to the bottom surface of the container when the container is loaded onto the carrier; and a tapered guide portion that is connected to the guide portion;
A container cargo handling vehicle, characterized in that it is provided with a guide member comprising a horizontal abutment portion with which a pin of the engagement member abuts when the container is completely loaded onto the carrier.