Soft container for transporting light loose loads

EP4538199A4Inactive Publication Date: 2025-06-25RABIZO IVAN GEORGIEVICH
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Patent Information

Application Number
EP2022945669
Authority / Receiving Office
EP · EP
Patent Type
Applications
Current Assignee / Owner
Filing Date
2022-06-10
Publication Date
2025-06-25
Estimated Expiration
Not applicable · inactive patent

AI Technical Summary

Technical Problem

Existing flexible containers for transporting bulk goods with low volumetric density, such as grain, have a small volume due to their cylindrical shape, leading to inefficiencies in filling the open wagon and resulting in economic losses.

Method used

A flexible container shaped as a rectangular parallelepiped with a volume exceeding 13 m³, equipped with four soft perforated partitions and a sling assembly, allowing for increased payload volume by filling the entire open wagon.

Benefits of technology

The solution enables the transportation of 66.3 tons of grain in an open wagon, which is 16 tons more than with traditional cylindrical sacks, thus enhancing logistical efficiency and economic profitability.

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Abstract

A flexible container for transporting light bulk goods comprises a receptacle in the shape of a rectangular parallelepiped with a volume exceeding 13 m3. Said receptacle has a charging neck on an upper base, a discharge valve (3) on the bottom, and four soft perforated partitions (4) arranged inside the receptacle. The container further comprises a sling structure (5), the slings of which are connected to one another on the bottom (6) of the receptacle, and lifting loops (7) of the sling structure have a detachable connection (8) to the receptacle, proximate the upper base thereof, as well as being connected to one another by an additional load-distributing sling strap (9) which, in tum, has a connection (10) to the receptacle, proximate the upper base thereof. The sling structure also includes sling straps (11) arranged along the outer perimeter of the receptacle.
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Description

[0001] This utility model belongs to the transportation industry and can be used to produce a heavy-duty bag for shipping bulk goods with low volumetric density, such as bulk construction materials, raw materials for the metallurgical industry, chemical products, raw sugar, grain, coffee, and other food cargos.

[0002] Hence, there is a flexible container for transporting and storing bulk goods (Ukrainian patent for invention No. 72054, published on 07 / 15 / 2003), which includes a receptacle with an upper loading aperture, a lower unloading aperture, and a power frame. This invention also comprises a locking device, a power grid with lifting loops and a bottom. According to this well-known invention, a receptacle is arranged in a power grid and coupled to it in the upper section by a detachable joint, which consists of sequentially interconnected loops fixed on the receptacle and the power grid having the last group of loops shorted by a cord tie. Moreover, the continuation of the loops fixed on the receptacle is made as ribbons, placed obliquely to the threads of the base of the receptacle. The power grid has a bottom with an opening and a rim element connected to the unloading aperture of the receptacle, and the receptacle is equipped with sleeves having tape loops and a system of valves. One of the sleeves is fixed on the loading aperture of the receptacle.

[0003] In terms of technical nature, purpose, and achieved result, the most similar to the claimed utility model is the Flexible Container "MK 14" (http: / / nttrans.net / ru / mk-14-10), which includes a receptacle with an upper loading aperture, a lower unloading aperture, and a power frame. This device also comprises a locking device, a power grid with lifting loops and a bottom.

[0004] This well-known device shows such a drawback as a small volume (13 m 3< ), which makes it impossible to fill the whole useful space of the open wagon with bulk cargo with a low volumetric density of 0.78 t / m3 and less due to its cylindrical shape. This causes the loss of the useful space of the open wagon.

[0005] Thus, one cylindrical bag can hold up to 10 tons of light weight.

[0006] More specifically, one 13 m 3< sack can hold 10.14 tons of grain (with a volumetric density of 0.78 t / m 3< ).

[0007] The open wagon can hold 5 such bags. This means that a wagon, which can transport up to 67 tons, carries only 50.7 tons.

[0008] In terms of logistics, this is economically unprofitable.

[0009] This utility model was primarily aimed at increasing the volume of the receptacle and, as a consequence, increasing the payload volume of the wagon.

[0010] The set task is solved by providing the FLEXIBLE CONTAINER FOR TRANSPORTING LIGHT BULK GOODS with a receptacle with an upper loading aperture, a lower unloading aperture, and a power frame. According to the utility model, a receptacle is shaped as a rectangular parallelepiped with a volume exceeding 13 m 3< . It has a loading aperture on the upper base and an unloading valve on the bottom. It comprises four soft perforated partitions located inside this container, equipped with a sling assembly that connects to each other at the bottom of the bag. The load loops of the sling assembly have a detachable coupling with the flexible container at its upper base, as well as an additional load distribution sling, which in turn has a coupling with the container at its upper base, and sling straps located on the outer perimeter of the container.

[0011] This utility model addresses the problem of increasing the volume of the container and, consequently, the payload volume of the wagon by creating a bag of up to 17 m 3< , which has the shape of a rectangular parallelepiped that will fill the entire payload volume of the open wagon. Thus, it becomes economically advantageous to transport light bulk goods in the open wagon. When this target is achieved, 66.3 tons of grain will be transported in the open wagon (17 m 3< x 0.78 t / m 3< = 66.3 tons), which is basically 16 tons more than the known cylindrical sacks in the open wagon.

[0012] This is further enhanced by the fact that the proposed container has the shape of a rectangular parallelepiped and a volume greater than 13 m 3< and is equipped with four perforated partitions.

[0013] The utility model can be illustrated by the following drawings:, wherein Fig. 1 shows a general view and Fig. 2 shows a sling assembly separately.

[0014] This multipurpose container has such basic components (see Fig. 1 and Fig. 2): Flexible container (1) is shaped as a rectangular parallelepiped with a volume exceeding 13 m 3< . It has a loading aperture (2) on the upper base and an unloading valve (3) on the bottom. It comprises four soft perforated partitions (4) located inside this container, equipped with a sling assembly (5) that connects to each other at the bottom of the bag (6). The load loops (7) of the sling assembly have a detachable coupling (8) with the flexible container at its upper base, as well as an additional load distribution sling (9), which in turn has a coupling (10) with the container at its upper base, and the sling straps (11) located on the outer perimeter of the container.

[0015] This device is operated as follows. Flexible container for transporting and storing bulk goods is used according to the well-known pattern: loading, transportation to the consumer, and unloading. Before loading the bulk check cargo whether the unloading valve (3) is closed. Then the container is lifted, suspended by the main slings (11), and connected to the hopper feeding bulk cargo. Then, the lower unloading valve (3) is released, through which the container's bulk cargo is discharged.

[0016] Hence, the utility model attains the objective of increasing the volume of the receptacle and, as a consequence, increasing the payload volume of the wagon.

Claims

1. FLEXIBLE CONTAINER FOR TRANSPORTING LIGHT BULK GOODS with a receptacle with an upper loading aperture, a lower unloading aperture, and a power frame, characterizing in that the container is shaped as a rectangular parallelepiped with a volume exceeding 13 m3, it has a loading aperture on its upper base and an unloading valve on its bottom, it comprises four soft perforated partitions located inside this container, equipped with a sling assembly that connects to each other at the bottom of the bag, and load loops of the sling assembly have a detachable coupling with the flexible container at its upper base, as well as an additional load distribution sling strap, which in turn has a coupling with the container at its upper base, and sling straps located on the outer perimeter of the container.

Citation Information

Patent Citations

  • FLEXIBLE CONTAINER FOR TRANSPORTING LIGHT BULK LOADS

    RU202948U1

  • Bare liner bulk bag

    US20140205209A1