CN210759627U

CN210759627U - Composite cloth and flexible freight bag made of same

Info

Publication number: CN210759627U
Application number: CN201921179162.0U
Authority: CN
Inventors: 张令娟
Original assignee: Griff Flexible Packaging Changzhou Co ltd
Current assignee: Griff Flexible Packaging Changzhou Co ltd
Priority date: 2019-07-24
Filing date: 2019-07-24
Publication date: 2020-06-16
Anticipated expiration: 2029-07-24

Abstract

The utility model discloses a compound cloth and by its flexible container of making belongs to packing transportation technical field, and its technical scheme main points are, including compound cloth body, be equipped with a plurality of color lines on the compound cloth body, compound cloth body includes that PP weaves cloth and PET non-woven fabrics, and PP weaves the glue layer that scribbles a plurality of coplanar between cloth and the PET non-woven fabrics, and a plurality of glue layers are kept away from the color line. The preparation of compound cloth body forms the flexible container body, has ventilative leak protection's effect, the utility model is suitable for a flexible container.

Description

Composite cloth and flexible freight bag made of same

Technical Field

The utility model belongs to the technical field of the transportation packaging technique and specifically relates to a composite cloth and by its flexible container of making is related to.

Background

The flexible container bag body is also called a ton bag or a space bag, is a medium-sized bulk container, can realize containerized unit transportation mainly by a crane or a forklift, is convenient for loading and transporting large bulk powdery materials, has the characteristics of large volume, light weight, convenient loading and unloading and the like, and is one of common packaging materials.

The flexible freight bag is made by using polypropylene as main raw material, adding a small amount of stable condiments, uniformly mixing, melting and extruding a plastic film by an extruder, cutting into filaments, stretching, preparing PP protofilaments with high strength and low elongation by heat setting, preparing base cloth of plastic woven cloth by spinning and film coating, and sewing with accessories such as a sling and the like to prepare the ton bag.

The above prior art solutions have the following drawbacks: in the actual use process, the flexible freight bag made of the PP woven cloth can be filled with common materials, but special materials have the leakage-proof requirement and the ventilation requirement on the flexible freight bag.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a compound cloth and by its flexible container of making, weave cloth and the compound cloth body that forms of PET non-woven fabrics through PP, compound cloth body sewing forms the flexible container, has ventilative leak-proof effect.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a compound cloth and by its flexible container who makes, includes the compound cloth body, be equipped with a plurality of color lines on the compound cloth body, the compound cloth body includes that PP weaves cloth and PET non-woven fabrics, PP weaves the glue layer that scribbles a plurality of coplanar between cloth and the PET non-woven fabrics, and is a plurality of the glue layer is kept away from the color line.

By adopting the technical scheme, the PP woven cloth waste can be recycled, the woven cloth made of PP protofilaments is low in cost, the PET non-woven cloth is a fabric formed without spinning woven cloth, only the textile short fibers or filaments are directionally or randomly arranged to form a fiber web structure, and then the fiber web structure is reinforced by adopting the methods of mechanical, thermal bonding or chemical and the like. The PET non-woven fabric has the characteristics of high tensile force, high temperature resistance, ageing resistance, stability, good air permeability and the like, and meanwhile, the non-woven fabric is a water-repellent non-woven fabric, the water repellency of the non-woven fabric is different according to different gram weight sizes, and the thicker the gram weight is, the better the water repellency is. The composite cloth body formed by the PP woven cloth and the PET non-woven cloth has the performances of ventilation and leakage prevention. Use sewing machine to combine PP woven fabric and PET non-woven fabrics, can not maintain fine roughness at the sewing process, be difficult to guarantee that PP woven fabric and PET non-woven fabrics laminate completely, influence the aesthetic property of compound cloth body goods.

The utility model discloses further set up to, the glue layer is including being located adjacent two one-level glue layer between the colour line, the glue layer includes compound cloth body is parallel the border of colour line is with adjacent second grade glue layer between the colour line, the glue in situ covers there is the glass fiber net layer.

Through adopting above-mentioned technical scheme, the colour line plays the sign effect for later stage sewing, and the colour line is kept away from to one-level glue layer and second grade glue layer, and when the product was made to the compound cloth body of being convenient for, the easy line of walking of sewing in-process. The glue layer is internally covered with a glass fiber net layer, so that the forming effect of the later-stage product of the composite cloth body is improved.

The utility model discloses further set up to, the PET non-woven fabrics is kept away from one side that PP weaved cloth is equipped with the nanometer waterproof layer.

Through adopting above-mentioned technical scheme, the great thicker water repellent performance of PET non-woven fabrics grammes per square metre is better more, and the goods that the compound cloth body that contains the great PET non-woven fabrics of grammes per square metre was made are not convenient for transport, and the not furnace return of PET non-woven fabrics, and the compound cloth body economic cost who contains the great PET non-woven fabrics of grammes per square metre is higher. The nanometer waterproof layer is arranged on the PP woven cloth, so that the leakage-proof performance of the light-weight composite cloth body can be further improved.

The utility model provides a compound cloth and by its flexible container who makes, includes the flexible container body, the flexible container body by the compound cloth body constitute, PP weaves cloth and is the skin of flexible container body, the PET non-woven fabrics is the inlayer of flexible container body.

By adopting the technical scheme, the composite cloth body forms the flexible freight bag body, the PP woven cloth of the composite cloth body is the outer layer of the flexible freight bag body, and the PP woven cloth is used for manufacturing the flexible freight bag body, so that the flexible freight bag body is suitable for packaging bulk powder and granular goods, is favorable for promoting the normalization and serialization of the bulk goods package, reduces the transportation cost, and has the advantages of convenience in packaging and storage and low manufacturing cost. Partial material not only requires the gas permeability to the flexible freight bag body of packing usefulness, requires to have the leak protection effect again, and the PET non-woven fabrics is the inlayer of flexible freight bag body for the flexible freight bag body has ventilative and leak protection effect.

The utility model discloses further set up to, flexible container body inner wall is equipped with the wearing layer, the wearing layer is located the PET non-woven fabrics is kept away from one side that the cloth was woven to the PP.

Through adopting above-mentioned technical scheme, the material in-process is irritated to the flexible container body, and material and flexible container body inner wall take place the friction, grind the PET non-woven fabrics easily, and the material needs ventilative and leak protection performance, and the PET non-woven fabrics damages the flexible container body and does not possess the leak protection effect. Set up the wearing layer at flexible container body inner wall, increase the intensity of PET non-woven fabrics, reduce the phenomenon that the PET non-woven fabrics of compound cloth body damaged.

The utility model discloses further set up to, be equipped with suspender and lacing wire on the flexible container body, the suspender with the lacing wire sewing is in the colour line position, the flexible container body is at the bottom of bag body and the bag, the suspender is located the junction of the adjacent side of the open position of bag body, the lacing wire is located the linking position of two adjacent sides of bag body.

By adopting the technical scheme, the glue layer is not smeared at the color line position, the sewing is convenient, the hanging strip and the lacing wire are sewn at the color line position, the lacing wire is respectively arranged at the connecting positions of two adjacent side surfaces of the bag body, and the forming of the connecting positions of two adjacent surfaces of the bag body is facilitated. After the filling of the flexible freight bag body is completed, the flexible freight bag body filled with materials needs to be transferred to a transport vehicle by using lifting equipment such as a forklift, a crane and a crane, and the lifting equipment is convenient to lift by adopting the sling design.

The utility model discloses further set up to, this internal inlayer of flexible container the PET non-woven fabrics to the opening part of bag body extends, and stretches out the opening, stretches out the open-ended the PET non-woven fabrics forms interior opening section.

Through adopting above-mentioned technical scheme, the opening section of bag body is the PET non-woven fabrics, and the individual layer cloth filling material is more convenient, after flexible container body filling, need tighten the opening of bag body, and the individual layer cloth is convenient for seal and pricks. When the outer PP weaves cloth as the opening section, PP weaves cloth and PET non-woven fabrics and breaks away from, the material spills easily in the space between PP weaves cloth and the PET non-woven fabrics, inconvenient clearance. The PET non-woven fabrics of flexible container body inlayer reduces the waste of material as the opening section.

The utility model discloses further set up to, be equipped with the bin outlet at the bottom of the bag, the bin outlet is connected with discharge passage, discharge passage is the PET non-woven fabrics that extends the bin outlet.

Through adopting above-mentioned technical scheme, when the flexible container body was full of the material, weight was great, and the material need invert the flexible container body when locating the blowing from the sack of flexible container body, and is harder, and the sack of flexible container body is big opening, unable control flow during the blowing. The discharge port is arranged at the bottom of the bag, so that workers can discharge the bag conveniently.

To sum up, the utility model discloses following beneficial effect has:

1. the PP woven cloth and the PET non-woven cloth are arranged to form a composite cloth body, and the flexible freight bag made of the composite cloth has the effects of ventilation and leakage prevention;

2. the glue layer is arranged, so that the PP woven cloth and the PET non-woven cloth are completely attached, and the effect of improving the attractiveness of the composite cloth body product can be achieved;

3. the glass fiber net layer can increase the formability of the bag body.

Drawings

Fig. 1 is a schematic view of the overall structure of the flexible freight bag body of the present invention.

Fig. 2 is a schematic view of the bulk bag body in the embodiment of the present invention.

Fig. 3 is a schematic view of the composite cloth body in the embodiment of the present invention.

Fig. 4 is a schematic view of the composite cloth body in the embodiment of the present invention.

In the figure, 1, a composite cloth body; 11. color lines; 12. PP weaving cloth; 13. PET non-woven fabric; 14. a nano waterproof layer; 2. a glue layer; 21. a first-stage glue layer; 22. a second glue layer; 23. a fiberglass mesh layer; 3. a bulk bag body; 31. a wear layer; 32. a sling; 33. stretching a rib; 34. a bag body; 35. a bag bottom; 36. an opening section; 37. a discharge outlet; 38. a discharge channel.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b): the utility model discloses a composite cloth reaches flexible container by it makes, refer to fig. 3 or fig. 4, including composite cloth body 1, composite cloth body 1 includes that PP weaves cloth 12 and PET non-woven fabrics 13, and PP weaves and is equipped with glue layer 2 between cloth 12 and the PET non-woven fabrics 13, and PP weaves cloth 12 and PET non-woven fabrics 13 and interconnects through glue layer 2, and composite cloth body 1 is connected through glue and is compared the suture and connect and keep leveling more easily. Be equipped with a plurality of color lines 11 on the compound cloth body 1, divide into a plurality of glue layers 2 that are parallel to each other with glue layer 2, including the border of the parallel color line 11 of compound cloth body 1 and the second grade glue layer 22 between the adjacent color line 11 and the one-level glue layer 21 between two adjacent color lines 11, do not have glue layer 2 on the color line 11, be convenient for make other functional parts. One side that PET non-woven fabrics 13 kept away from PP woven fabrics 12 is equipped with nanometer waterproof layer 14, plays the leak protection performance that further improves compound cloth body 1, plays compound cloth body 1 with gram weight, the higher effect of leak protection performance.

Referring to fig. 1 or fig. 2, the composite cloth body 1 forms a flexible freight bag by sewing or other processes, including the flexible freight bag body 3, the PP woven cloth 12 is the outer layer of the flexible freight bag body 3, the PET non-woven fabrics 13 is the inner layer of the flexible freight bag body 3, the flexible freight bag body 3 includes a bag body 34 and a bag bottom 35, in this embodiment, the bag body 34 is provided with four side faces, the connecting position of every two side faces of the bag body 34 is provided with a lacing wire 33, and when the flexible freight bag body 3 is filled, the lacing wire 33 plays a role in increasing the forming effect of the bag body 34. Each glue layer 2 is internally covered with a glass fiber net layer 23 (see figure 4) which further plays a role in improving the forming effect of the bag body 34. The inner wall of the container bag body 3 is provided with the wear-resistant layer 31, when the container bag body 3 is filled, the wear-resistant layer 31 plays a role in protecting the bag body 34, and the phenomenon that the PET non-woven fabric 13 on the inner layer of the container bag body 3 is damaged due to abrasion is reduced. The opening position of bag body 34 is equipped with suspender 32, and suspender 32 is located the four corners department of bag body 34 opening position, and when flexible container body 3 was full of the material, need pass through lifting means, shift flexible container body 3 to the transport vechicle on, suspender 32 is located the open-ended four corners position of bag body 34, is convenient for lift by crane the in-process, and flexible container body 3 keeps balanced. The lacing wires 33 and the hanging strips 32 are sewn at the positions of the color lines 11 of the composite cloth body 1, and the positions of the color lines 11 are not provided with the glue layer 2, so that the wiring is convenient to sew in the process, and the attractiveness of the flexible freight bag is ensured.

Referring to fig. 1 or fig. 2, the height of the inner layer PET non-woven fabric 13 of the flexible freight bag body 3 is greater than the height of the outer layer PP woven fabric 12, an opening section 36 is formed at the opening position of the bag body 34, after the flexible freight bag body 3 is filled, the opening section 36 is fastened, and the single-layer cloth is convenient to seal. Meanwhile, the bag bottom 35 is provided with a discharge port 37, the discharge port 37 is connected with a discharge channel 38, and the discharge channel 38 is fastened at the position close to the discharge port 37 before filling the bulk container 3; during the blowing, directly arrange the material through bin outlet 37, the output of manpower when reducing the row material.

The specific implementation manner of the above embodiment is as follows: glue is paintd to the PP woven fabric 12 one side that does not film, glue is paintd to the PET non-woven fabrics 13 one side, and glue is paintd the position and is kept away from the position of line of color 11, covers one deck glass fiber net layer 23 on the one side that glue was paintd to PP woven fabric 12 to the one side that scribbles glue with PET non-woven fabrics 13 overlaps with the one side that glue was paintd to PP woven fabric 12, forms compound cloth body 1. The composite cloth body 1 is sewn to form a flexible freight bag body 3, and a hanging strip 32 and a lacing wire 33 are sewn on the flexible freight bag body 3.

During filling, the opening of the bag body 34 of the flexible freight bag body 3 is opened, and the flexible freight bag is sleeved into the charging barrel and clamped by the clamping device so as to prevent dust or particles from leaking. The filling machine is started to fill the materials into the bag from the opening of the bag body 34, and the bag body 34 is straightened and then filled when the filling is carried out. After the filling is finished, the opening of the flexible freight bag body 3 is closed. The four hanging strips 32 of the container bag body 3 are evenly hung on the lifting device, then the lifting device is started to slowly lift the container bag, after the container bag reaches a certain height, the container bag moves to the upper part of the transport vehicle in the plane direction, and the container bag body 3 is flatly placed on the transport vehicle. The transport vehicle transports the material to a designated location, lifts the bulk bag with a lifting device, aligns the mouth of a silo or other container, opens the tether of the discharge passageway 38 so that the material can fall by itself, completing the discharge.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a composite cloth, includes composite cloth body (1), its characterized in that: be equipped with a plurality of color lines (11) on compound cloth body (1), compound cloth body (1) includes that PP weaves cloth (12) and PET non-woven fabrics (13), PP weaves and scribbles glue layer (2) of a plurality of coplanar between cloth (12) and PET non-woven fabrics (13), and is a plurality of glue layer (2) are kept away from color line (11).

2. A composite fabric according to claim 1, wherein: the glue layer (2) comprises a first-level glue layer (21) located between two adjacent color lines (11), the glue layer (2) comprises a second-level glue layer (22) located between the edge of the composite cloth body (1) parallel to the color lines (11) and the adjacent color lines (11), and a glass fiber net layer (23) covers the inside of the glue layer (2).

3. A composite fabric according to claim 2, wherein: and a nano waterproof layer (14) is arranged on one side of the PET non-woven fabric (13) far away from the PP woven fabric (12).

4. A flexible freight bag, including flexible freight bag body (3), its characterized in that: the bulk bag body (3) is composed of the composite cloth body (1) as claimed in any one of claims 1 to 3, the PP woven cloth (12) is an outer layer of the bulk bag body (3), and the PET non-woven cloth (13) is an inner layer of the bulk bag body (3).

5. A bulk bag as claimed in claim 4 in which: the inner wall of the container bag body (3) is provided with a wear-resistant layer (31), and the wear-resistant layer (31) is located on one side of the PET non-woven fabric (13) far away from the PP woven fabric (12).

6. A bulk bag as claimed in claim 5 in which: be equipped with suspender (32) and lacing wire (33) on flexible container body (3), suspender (32) with lacing wire (33) sewing is in color line (11) position, flexible container body (3) are including bag body (34) and bag end (35), suspender (32) are located the junction of the adjacent side of the opening position of bag body (34), lacing wire (33) are located the linking position of two adjacent sides of bag body (34).

7. A bulk bag as claimed in claim 6 in which: the PET non-woven fabric (13) on the inner layer of the flexible freight bag body (3) extends to the opening of the bag body (34) and extends out of the opening, and the PET non-woven fabric (13) extending out of the opening forms an inner opening section (36).

8. A bulk bag as claimed in claim 7 in which: the bag bottom (35) is provided with a discharge hole (37), the discharge hole (37) is connected with a discharge channel (38), and the discharge channel (38) is a PET non-woven fabric (13) extending out of the discharge hole (37).