JP3129196U - Bulk container for transportation of bulk powder - Google Patents

Abstract

Some products for bulk transport have a product temperature of 40 ° C. or higher at the time of production or shipment. If there is a difference of 6 ° C. or more with the outside air temperature, there is a risk of dew condensation inside the outer plate of the container, and it is necessary to prevent this. The present invention provides a container that can prevent the problem of condensation.
A container for transporting powdered granular material having a box shape and corner metal fittings at upper and lower four corners, the container including a ceiling hatch for loading on a ceiling portion and an upper portion of a rear end surface of the container. In addition, it has an end inlet and a rear outlet for unloading at the lower part of the rear end surface of the container so that it can be transported by loading granular materials from the ceiling hatch or the rear inlet. did. An inspection window is provided on the rear side wall of the container as remaining amount confirmation means for confirming the remaining amount of the load loaded in the box from the outside.
[Selection] Figure 1

Description

  The present invention relates to a bulk container for bulk transportation of powder particles such as resin pellets. More specifically, the present invention relates to a bulk container capable of transporting bulk such as pellets in a bulk state in a container having corner metal fittings at the upper and lower four corners of the box in accordance with ISO standards.

  A container for transportation is used to efficiently transport powder particles such as resin pellets. Such a shipping container is known to be formed in a box shape and provided with a loading / unloading port for loading and unloading cargo on its longitudinal end face. When transporting cargo such as resin pellets or the like using such a container, a bag is stored in the container, and the bag is filled with the cargo and transported.

The bag body is freely foldable and is formed in a substantially rectangular parallelepiped shape along the inner surface of the container body. The bag port is connected to the cargo input port, the discharge port is connected to the cargo discharge port, and the back surface of the bag body. An injection tube provided on the side is configured (Patent Document 1).
JP 2003-3000587 A

  In a product to be transported in bulk, if there is a difference of 6 ° C. or more between the product temperature and the outside air temperature at the time of production or shipment, there is a risk of condensation on the inside of the outer plate of the container, and this needs to be prevented. This invention makes it a subject to provide the container which can prevent the problem of such condensation.

  And the most important thing in bulk transportation by containers is prevention of contamination. During the next transport, if the previous load remains in the warehouse, it must be mixed with the next load, and the residue must be prevented from being spoiled and altered to contaminate the load. Accordingly, it is an object of the present invention to provide a container that can check whether there is no load remaining in the container and prevent mixing with the remaining load when a new load is loaded. To do.

  It is another object of the present invention to provide a container that can reduce the weight of the container, secure a larger loading weight, and improve transportation efficiency.

  For this purpose, the container for transporting bulk particles according to the present invention is a container for transporting bulk particles having a box shape and corner metal fittings at the upper and lower corners, and the container is used for loading on the ceiling. A ceiling hatch, and an end insertion port at the upper part of the rear end surface of the container, and a rear discharge port for unloading at the lower part of the rear end surface of the container. The container is made to be transportable by loading the particles, and the container has a heat insulating structure of the hexahedron constituting the container.

In addition, the heat insulating structure constituting the container has a sandwich panel structure in which a heat insulating material is inserted between a thin metal inner plate and an outer plate, thereby realizing light weight and high strength.
Furthermore, an inspection window is provided on the rear side of the container as a remaining amount confirmation means for confirming the remaining amount of the load loaded in the box from the outside.

The inspection window as the remaining amount confirmation means is formed by fitting a transparent plate into the side wall portion.
The transparent plate is provided with a scale for displaying the remaining amount so that the remaining amount can be checked numerically.

  Some products to be transported in bulk are maintained at a constant temperature during production or shipment. When there is a difference of 6 ° C or more from the outside air temperature, there is a risk of condensation inside the outer plate, but this can be prevented by the heat insulating structure of the container.

  In addition, this weight-reduced configuration makes it possible to realize a bulk container having a weight of 3 t or less. For example, a 20-foot container can be loaded with a load of 21 t or more.

Furthermore, the structure of this container has ensured strength suitable for the load weight and volume, and a container with a balanced configuration could be obtained.
According to the present invention, an inspection window fitted with a transparent plate as a remaining amount confirmation means is provided behind the side wall, so that the remaining amount can be confirmed from the outside of the container.

Furthermore, by placing a scale on the transparent plate as the remaining amount confirmation means, it has become possible to reliably grasp the specific remaining amount and transition.
In this way, it has become possible to establish a responsibility and guarantee system for confirmation and acceptance by both the shipper and the transporter. Moreover, even if it remains, it is possible to easily deal with the problem, and it is possible to completely eliminate the concerns and concerns about the transportation that has been discontinued.

  Embodiments of the present invention will be described below with reference to the drawings. 1 is a perspective view of a bulk container embodying the present invention, FIG. 2 is a side view of the bulk container, FIG. 3 is a top view of the bulk container, and FIG. 4 is a side of a rear inlet and a rear outlet. The enlarged end view shows a state where the door of the inlet and outlet is closed. 5 is a cross-sectional view taken along the line XX of FIG. 2, FIG. 6 is a cross-sectional view of the rear discharge port portion as seen from above, and FIG. 7 is a front view as seen from the arrow A in FIG.

  In FIG. 1, A is a bulk container embodying the present invention, which is composed of a total of six facets of front and rear end faces, a ceiling, a bottom face, and both side faces, and conforms to ISO standards. The container A has corner metal fittings 10 that engage with fasteners provided in a total of eight transport vehicles, railway vehicles, ships, and the like at the upper and lower corners.

  A ceiling hatch 30 is provided on the ceiling, and this is opened, and a bulk such as a resin pellet is loaded from above. The loading operation can also be performed from the end insertion port 40 provided on the upper rear end surface of the container A.

  To throw in from the ceiling hatch 30, the worker climbs up from the ladder 31 provided at the end of the container, climbs up on the anti-slip step board 32 provided on the side of the ceiling, and opens and closes the ceiling hatch 30. Do.

  When discharging the bulk particles, the container A is lifted upward (see arrow a in FIG. 1), and the container A is tilted rearward and discharged from the rear discharge port 50. A discharge guide 51 inclined toward the discharge port 50 is provided inside the rear discharge port 50, and when the front portion of the container A is lifted, the granular material is smoothly guided and flows out toward the rear discharge port 50. It is supposed to be.

  The end insertion port 40 is opened and closed by a butterfly valve (not shown). And the outside of a butterfly valve is normally closed with the closing door 42 (FIG. 4) attached with the hinge 45. FIG. This closing door 42 is locked by a lock rod 43 operated by a handle 41.

Reference numeral 44 denotes a vent hole (FIG. 4) provided in the side portion of the end insertion port 40, thereby maintaining the pressure inside the container in a free state.
The rear outlet 50 includes a flanged coupling 52 as shown in FIG. 6, and is always covered with a dust cap 53, and a closing door 54 is provided outside thereof. The closing door 54 can be opened and closed by a hinge 55 and is locked by a door lock device 56 (FIG. 4).

As shown in FIG. 5, each face body is composed of a sandwich panel in which a heat insulating material 63 is inserted between a thin metal inner plate 61 and a thin metal outer plate 62.
In FIG. 8, in the bulk container A described above, the remaining amount of load loaded in the box (indicated by a two-dot chain line 76 and diagonal lines in FIG. 8) can be confirmed from the outside on the rear side wall of the bulk container. An inspection window 71 for checking the remaining amount is provided.

  However, in the embodiment of FIG. 9, the inspection window 71 is provided on an inspection door 70 that opens and closes laterally. As shown in FIG. 11, the inspection window 71 as the remaining amount confirmation means is fitted with a transparent plate 72, and the remaining amount inside the box (see FIG. 8) can be confirmed from the transparent plate 72. In addition, by providing a scale on the transparent plate 72, the remaining amount can be confirmed more accurately. In this way, both the shipper and the transporter can confirm and accept responsibility and establish a guarantee system. In addition, even if the cargo remains inside, it is possible to easily deal with it, and it is possible to completely eliminate the concerns and concerns about the bulk transportation. In FIG. 11, a reinforcing frame 77 is provided on the side of the inspection window 71.

In the example of FIG. 9, the inspection window 71 as the remaining amount confirmation means is provided in the inspection door 70 that can be opened and closed from the outside. However, the inspection window 71 may be provided directly on the side wall.
The inspection door 70 can be opened and closed laterally by a hinge 73 and is always locked by a lock rod 74 and a cam 76. When the handle 75 (FIG. 8) is used to unlock and release, the worker can enter the container A from here.

  The bulk container of the present invention was devised for the purpose of transporting the bulk as it is into the box. For this reason, in particular, a discharge guide is provided in the vicinity of the discharge port to enable smooth discharge. Further, since the inner wall portion of the box is covered with a sandwich panel metal inner plate, this facilitates the movement of the bulk at the time of bulk charging / discharging.

  However, as described in the above-mentioned patent document, it is of course possible to mount the bag body in the box body and put the bulk into this for transport.

The perspective view of the bulk container which implemented this invention. The side view of a bulk container. The top view of a bulk container. FIG. 2 is an enlarged end view of a side having a rear inlet and a rear outlet, showing a state where the doors of the inlet and the outlet are closed. It is XX sectional drawing of FIG. Sectional drawing which looked at the part of the rear part discharge port from the top. The A arrow front view of FIG. The perspective view of the bulk container which provided the remaining amount confirmation means. The side view of the container which provided the remaining amount confirmation means. AA arrow sectional drawing of FIG. Sectional drawing of a fuel gauge.

Explanation of symbols

A Bulk container 54 Closing door 10 Corner fitting 55 Hinge 30 Ceiling hatch 56 Door lock device 31 Ladder 61 Thin inner plate 32 Step plate 62 Thin outer plate 40 End slot 63 Insulation material 41 Handle 70 Inspection door 42 Closing door 71 Inspection window 43 Lock rod 72 Transparent plate 44 Vent hole 73 Hinge
45 Hinge 74 Lock rod 50 Rear discharge port 75 Handle 51 Discharge guide 76 Cam 52 Flange coupling 77 Reinforcement post 53 Dust cap

Claims (5)

It is a container for bulk transportation of powder and granular materials having a box shape and corner metal fittings at the upper and lower corners. The container has a ceiling hatch for loading on the ceiling and an end on the upper part of the rear end surface of the container. It has an inlet, and has a rear outlet for unloading at the lower part of the rear end surface of the container, and can be transported by loading powder particles from the ceiling hatch or the rear inlet,
In addition, the container is a container for transporting bulk particles, wherein the hexahedron constituting the container has a heat insulating structure. 2. The bulk material for bulk transportation according to claim 1, wherein the heat insulating structure of the container comprises a sandwich panel in which a heat insulating material is inserted between a thin metal inner plate and an outer plate. container. The inspection container as a remaining amount confirmation means capable of confirming the remaining amount of the load loaded in the box from outside is provided on a rear side wall portion of the container. Container for bulk loading of powdered granular material. The inspection window as the remaining amount confirmation means is constituted by inserting a transparent plate in the side wall portion. A container for bulk transportation of granular materials according to claim 3. The container for bulk transportation of powder particles according to claim 4, wherein a scale for displaying the remaining amount is provided on a transparent plate constituting an inspection window as the remaining amount confirmation means.

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