CN218023258U - Lifting type flexible container suitable for loading and unloading without tray - Google Patents
Lifting type flexible container suitable for loading and unloading without tray Download PDFInfo
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- CN218023258U CN218023258U CN202221186204.5U CN202221186204U CN218023258U CN 218023258 U CN218023258 U CN 218023258U CN 202221186204 U CN202221186204 U CN 202221186204U CN 218023258 U CN218023258 U CN 218023258U
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Abstract
A lifting and hanging type flexible freight bag suitable for loading and unloading without a tray is characterized in that longitudinal strips are sewn on two sides of four side edge parts of a bag body, four bag lugs are formed above the four side edge parts, and two lifting strips are arranged at the upper end of the bag body in parallel and are respectively sleeved with an adjacent pair of bag lugs; the upper and lower strap ears are sewed on the upper and lower parts of the four side edge parts, at least two side straps are sewed on the outer sides of the side wall of the bag body and each longitudinal strap in an up-and-down arrangement and discontinuous surrounding manner, and each side strap is positioned in the upper and lower interval range enclosed by the upper and lower strap ears; end rings are sewn at two ends of each side strip, a steel wire ring penetrates through the end rings at two sides of the same side edge part and the upper and lower strip ears, and the middle part of the steel wire ring at least forms a staggered intertwining part. The side wall of the bag body is bundled by the elastic hoop structure, so that the flexible freight bag loaded with powder minerals can form a whole square shape by lifting, and meanwhile, the size specification of the bag body can be changed by the aid of the elastic hoop structure, so that the flexible freight bag can be directly hoisted and transported in a container with standard specification.
Description
Technical Field
The utility model relates to a flexible container, concretely relates to be suitable for lifting and hanging formula flexible container of no tray loading and unloading.
Background
Currently, when transporting powder minerals by container sea transportation in the industry, a common practice is to put two layers and five rows of 20 flexible freight bags (also called ton bags, common specification in the industry: 925 mm x 1300 mm) in a small cabinet with a length of six meters, and to place two flexible freight bags on a wooden tray to assist the loading of the flexible freight bags, so that the flexible freight bags loaded with the powder minerals can be transported out of a container by forklifts during loading, unloading and transportation.
The transportation mode is continuously popularized based on the industry habit of using wooden pallets to transport goods in the current freight industry, but the transportation mode has the following defects:
1. the wood trays and the plastic trays which are manufactured in large quantity for improving the transportation efficiency further consume wood resources, increase the production of plastic products, are not beneficial to environmental protection, and simultaneously increase the manufacturing cost and the site storage cost;
2. taking powder mineral kaolin as an example, the flexible freight bag can be excessively expanded to be in a round drum shape after being loaded with kaolin powder, and adjacent bag bodies which are closely contacted in the transfer process are easy to generate friction and leakage, so that when the kaolin is loaded in the existing common flexible freight bag, the height of at least 1150 millimeters is required to meet the loading of 1000 kg of kaolin without generating the excessive expansion phenomenon of the bag bodies; meanwhile, the flexible freight bag is lifted and transported by a forklift, so that the flexible freight bag is easily influenced by the dead weight of kaolin in the lifting process, and the flexible freight bag has the phenomenon of over expansion in different degrees due to the falling of powder;
because the space in the container of standard specification is limited, when the less great flexible container bag of high of the event adoption area loads the powder mineral, adopt the loading mode that conventional two-layer flexible container bag piled up and place to the container, fork truck can lack sufficient space of lifting by crane in the container, is difficult to hoist in the container and transport.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a be suitable for lifting by crane formula flexible container of no tray loading and unloading, it closes through elasticity hoop structure to bag side wall restrainting, makes the flexible container that loads the powder mineral lift by crane the messenger and forms whole comparatively square form, and the accessible changes the size and specification of the bag body simultaneously, makes it be convenient for directly hoist and mount the transportation in the container of standard specification.
In order to achieve the above purpose, the utility model adopts the following technical means to implement:
a lifting type flexible freight bag suitable for loading and unloading without a tray comprises a bag body made of flexible wear-resistant cloth and strips, wherein the longitudinal strips of the lifting type flexible freight bag are sewn on two sides of four side edges of the bag body, four bag lugs are formed above the four side edges, and two lifting strips are arranged at the upper end of the bag body in parallel and are respectively sleeved with an adjacent pair of bag lugs; the upper and lower strap ears are sewed on the upper and lower parts of the four side edge parts, at least two side straps are sewed on the outer sides of the side wall of the bag body and each longitudinal strap in an up-and-down arrangement and discontinuous surrounding manner, and each side strap is positioned in the upper and lower interval range enclosed by the upper and lower strap ears; end rings are sewn at two ends of each side strip, a steel wire ring penetrates through the end rings at two sides of the same side edge part and the upper and lower strip ears, and the middle part of the steel wire ring at least forms a staggered intertwining part.
Furthermore, the whole longitudinal strips are annular, the four longitudinal strips are arranged in parallel in pairs, and the lower side of the flexible freight bag and the bottom wall of the bag body are sewn mutually to form a # -shaped structure.
Furthermore, the well word of bag body diapire enclose to close district central authorities and be provided with the discharge gate, be provided with the seal cloth on the discharge gate, seal cloth and bag body diapire pass through the magic and paste to laminate fixedly each other.
Furthermore, a reinforcing ring is sewn on the periphery of the discharge hole.
Furthermore, the side edge part is in a rounded surface shape.
Furthermore, in the range of the upper and lower sections enclosed by two adjacent layers of side strips, the steel wire ring at least forms a staggered intertwining part.
Further, each side strip is arranged in layers at the height of the bag body and divided into equal parts longitudinally.
Furthermore, a side edge cloth of flexible wear-resistant cloth is also arranged and is sewn on the side edge part and wraps the outer side of the steel wire ring.
Further, the strip is provided with a reinforcing seam area in the overlapping area.
The utility model discloses at least, have following useful part:
1. the flexible freight bag is of an elastic hoop structure formed by the steel wire rings and the side strips of each layer together, so that when the flexible freight bag is lifted, the flexible freight bag can naturally form a more square external shape under the action of the dead weight of the powder minerals, and the side surface of the bag body is prevented from being formed into a round drum shape due to excessive extrusion of the powder minerals, so that the flexible freight bag is more suitable for being transported in a lifting manner, and compared with a common flexible freight bag, the flexible freight bag can effectively reduce the phenomenon that the side wall of the bag body is excessively expanded due to the dead weight of the powder minerals during lifting and is easily worn out in the round drum shape, and can also effectively reduce unnecessary capital investment cost and environmental influence caused by loading and unloading of a tray;
because the flexible container can form more square outside molding naturally under the effect of powder mineral dead weight, the accessible is at the reasonable increase bag body area of length wide orientation, reduces the mode of the bag body, bag ear height and carries out the molding transformation to the flexible container, and this scheme can provide more sufficient space of lifting by crane, more conveniently does benefit to fork truck and carries to hang the transportation of transporting in standard container.
Drawings
FIG. 1 is a schematic view of the present invention;
fig. 2 is a schematic view of the closure cloth.
Detailed Description
The present invention is further described below with reference to specific examples, which are only exemplary and do not limit the scope of the present invention in any way. It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention, and that such changes and modifications are intended to be included within the scope of the invention.
Examples
As shown in fig. 1-2, a lifting type container bag suitable for tray-free loading and unloading comprises a bag body made of flexible wear-resistant cloth and a strip, wherein:
the flexible wear-resistant cloth as the bag body can adopt polypropylene or polyethylene woven cloth, more preferably, the whole wear resistance and weighing performance of the bag body can be improved by adopting a multi-layer composite weaving mode, and the waterproof performance of the bag body can also be improved by adopting a surface composite weaving waterproof film mode.
The strip comprises a longitudinal strip 21, a lifting strip 22, strip ears and side strips, and preferably, a flexible nylon woven belt is adopted as the material of the strip; more preferably, the inelastic herringbone nylon weaving belt is selected, has stronger toughness, is easy to obtain and has low cost.
The four annular longitudinal strips 21 are arranged in parallel in pairs and are sewn on two sides of four rounded corner surface-shaped side edge parts 12 of the bag body, four bag lugs 211 are formed above the four side edge parts 12 and are sewn with the bottom wall 13 of the bag body at the lower side of the flexible freight bag to form a # -shaped structure, and a reinforced seam area 4 is arranged in a superposed area formed by mutually crisscross of the two longitudinal strips 21;
the two lifting strips 22 are arranged at the upper end of the bag body in parallel and are respectively sleeved with a pair of adjacent bag ears 211, and the overlapped area of the middle parts of the two lifting strips 22, which are mutually overlapped, is provided with a reinforcing seam area 4;
the middle part of a steel wire ring 3 is folded in a staggered way to form a winding part 31, at the moment, the whole steel wire ring 3 is in an 8-shaped structure, then a short strip is overlapped end to end mode, the upper part and the lower part of each side edge part 12 are sewed to form an upper strip lug 231 and a lower strip lug 232, at the moment, the upper strip lug and the lower strip lug (231, 232) of the same side edge part 12 are correspondingly wrapped on the upper end and the lower end of the steel wire ring 3, and a reinforced seam line area 4 is arranged in the overlapping area of the short strip;
the upper layer side strip 241 and the lower layer side strip 242 are vertically and equally layered in a longitudinal direction of the height of the bag body by taking the height of the bag body as a reference, the upper layer side strip (241, 242) and the lower layer side strip (241, 242) are both positioned in the range of an upper interval and a lower interval enclosed by the upper strip ear (231, 232) and the lower strip ear (231, 232), the upper layer side strip (241, 242) and the lower layer side strip (241, 242) are correspondingly and discontinuously and circularly sewed on the side wall of the bag body and the outer side of each longitudinal strip 21, meanwhile, a reinforcing seam line area 4 is arranged in an overlapped area formed by mutually crisscrossed and staggered the upper layer side strip (241, 242) and each longitudinal strip 21, the two ends of the upper layer side strip (241, 242) and the lower layer side strip (241, 242) are reversely overlapped and arranged in the overlapped area to form an upper end ring and a lower end ring corresponding to the upper end ring and the lower end ring of the upper end ring 3 side and the lower end ring.
Through the arrangement, in the process of loading kaolin-like powder minerals into the flexible freight bag, the steel wire ring 3, the upper layer side strip 241 and the lower layer side strip 242 form an elastic hoop structure together, so that the bag body can be well laterally hooped; when a forklift or other lifting equipment is used for lifting the flexible freight bag, the lifting strips 22 are used for lifting the bag lugs 211, and the four side edge parts 12 are longitudinally lifted through the four longitudinal strips 21, so that the bag mouth is more easily bundled to a certain degree under the self-weight action of powder mineral loading, and the corresponding powder mineral close to the bag mouth is easily overflowed to other directions; however, due to the elastic hoop structure formed by the steel wire ring 3, the upper layer side strips 241 and the lower layer side strips 242, when powder falls down and the bag mouth is relatively contracted to enable powder minerals to circumferentially extrude the bag body, the cross-shaped structure formed by the upper side strips, the lower side strips and the longitudinal strips 21 in a surrounding mode can strain the side wall of the bag body, and the side face of the bag body is prevented from being formed into a circular drum shape due to excessive extrusion of the powder minerals; and, pliable steel wire ring 3 can further improve the roughness of bag side wall to upper and lower side strip side pulling, and each kinking 31 of pliable steel wire ring 3 can make the atress between the bag four sides wall even with the mode of sliding simultaneously, avoids a certain bag side stress excessive, and the bag mouth is restrainted and excessive some powder mineral can extrude the side edge portion 12 that thinner steel wire ring 3 encloses to make this flexible container when lifting, can form more square external molding naturally under the dead weight effect of powder mineral.
Based on this flexible container scheme, use this powder mineral of loading kaolin as an example, because the bag body presents more square molding after loading, can rationally increase the long wide of the bag body, the mode that reduces the bag body height carries out the whole molding transformation of the bag body, it is preferred, the long wide height of the bag body can set up to 1080mm x 1000 mm's structure, and the control bag body is carried and is carried strip 22 and bag ear 211 and highly do not exceed 200mm when carrying and carrying, through this setting, lower height more is favorable to fork truck to carry in standard container to transport the flexible container that is equipped with kaolin, more square flexible container can reduce the friction of bag body rounding under the dead weight effect, the transport mode of directly carrying and hanging simultaneously can effectively reduce the use of tray.
One mode that often adopts at present is through puncturing the bag body, and the mode ejection of compact that makes the powder material flow out from the discharge gate, but this mode inevitably can destroy the bag body. For making the bag body cyclic utilization, provide an optimal scheme in this embodiment, be provided with the discharge gate in the well word enclosure district central authorities of bag body diapire 13, be provided with sealing cloth 5 on the discharge gate, sealing cloth 5 and bag body diapire 13 are fixed through laminating each other to magic subsides 51 that pairs, through the design that adopts sealing cloth 5, prick sealing cloth 5 when unloading and make the powder material flow from the discharge gate to can make flexible container cyclic utilization through the mode of changing sealing cloth 5 after the use. More preferably, through the beaded finish 131 who sews up high strength plastics material or flexible wear-resisting cloth material in the discharge gate periphery, can avoid the impact and the edges and corners cutting effect of powder material at the in-process of unloading to the influence of discharge gate, avoid breaking because of the great irregularity appears in messenger's bag diapire 13 of opening.
Further, still be provided with the side arris cloth 6 of flexible wear-resisting cloth, side arris cloth 6 sews up in side arris portion 12 and the cladding steel wire ring 3 outside, because the bag mouth closes and excessive part powder mineral can extrude the side arris portion 12 that the thin steel wire ring 3 encloses and close, through the side arris cloth 6 of the cladding flexible wear-resisting cloth in the steel wire ring 3 outside, can further improve the holistic structural strength in collection dress bag side arris portion 12 position to can effectively improve the bearing capacity and the life of collection bag.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (9)
1. The utility model provides a be suitable for no tray loading and unloading lift and hang formula flexible container bag, its includes bag body, the strip that flexible wear-resisting cloth made, its characterized in that: the longitudinal strips are sewn on two sides of four side edge parts of the bag body, four bag lugs are formed above the four side edge parts, and the two lifting strips are arranged at the upper end of the bag body in parallel and are respectively sleeved with an adjacent pair of bag lugs; the upper and lower strap ears are sewed on the upper and lower parts of the four side edge parts, at least two side straps are sewed on the outer sides of the side wall of the bag body and each longitudinal strap in an up-and-down arrangement and discontinuous surrounding manner, and each side strap is positioned in the upper and lower interval range enclosed by the upper and lower strap ears; end rings are sewn at two ends of each side strip, a steel wire ring penetrates through the end rings at two sides of the same side edge part and the upper and lower strip ears, and the middle part of the steel wire ring at least forms a staggered intertwining part.
2. A lifting and hanging bulk bag adapted for palletless handling as in claim 1, wherein: the whole of the longitudinal strips is annular, the four longitudinal strips are arranged in parallel in pairs, and the lower side of the flexible freight bag and the bottom wall of the bag body are sewn mutually to form a # -shaped structure.
3. A lifting and hanging bulk bag adapted for palletless handling as in claim 2 wherein: the well word of bag body diapire enclose to close district central authorities and be provided with the discharge gate, be provided with the seal cloth on the discharge gate, the seal cloth is fixed with bag body diapire through magic subsides laminating each other.
4. A lifting and hanging bulk bag adapted for palletless handling as in claim 3 wherein: the periphery of the discharge port is sewed with a reinforcing ring.
5. A lifting and hanging bulk bag adapted for palletless handling as in claim 1, wherein: the side edge part is in a fillet surface shape.
6. A lifting and hanging bulk bag adapted for palletless handling as in any one of claims 1 to 5 wherein: within the range of the upper and lower regions enclosed by two adjacent layers of side strips, the steel wire ring at least forms a staggered intertwining part.
7. The lift-and-hang shipping sack adapted for palletless handling of claim 6, wherein: each side strip is arranged in layers at equal intervals in the longitudinal direction of the bag body.
8. A lifting and hanging bulk bag adapted for palletless handling as in any one of claims 1 to 5 wherein: and the side edge cloth is sewn on the side edge part and covers the outer side of the steel wire ring.
9. A lifting and hanging bulk bag adapted for palletless handling as in any one of claims 1 to 5 wherein: the strip is provided with a reinforced seam area in the overlapping area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221186204.5U CN218023258U (en) | 2022-05-16 | 2022-05-16 | Lifting type flexible container suitable for loading and unloading without tray |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221186204.5U CN218023258U (en) | 2022-05-16 | 2022-05-16 | Lifting type flexible container suitable for loading and unloading without tray |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218023258U true CN218023258U (en) | 2022-12-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221186204.5U Active CN218023258U (en) | 2022-05-16 | 2022-05-16 | Lifting type flexible container suitable for loading and unloading without tray |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218023258U (en) |
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2022
- 2022-05-16 CN CN202221186204.5U patent/CN218023258U/en active Active
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