CN215286352U

CN215286352U - Milk packing bag

Info

Publication number: CN215286352U
Application number: CN202121344644.4U
Authority: CN
Inventors: 吴利侠
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-17
Filing date: 2021-06-17
Publication date: 2021-12-24
Anticipated expiration: 2031-06-17

Abstract

The utility model discloses a milk packaging bag, which relates to the technical field of food packaging and comprises a bag body with a double-layer structure, wherein the inner layer of the bag body is a hard inner bag, the outer layer of the bag body is a protection bag, and the protection bag is wrapped outside the hard inner bag and is connected with the hard inner bag; the hard inner bag is a hollow box body, and a hard bag bottom is arranged at the bottom of the hard inner bag; the upper part of the bag body is provided with an outlet which can be blocked. The utility model improves the protection by designing the bag body into a double-layer structure, the hard inner bag of the inner layer provides a supporting function, and the outer protection bag plays a secondary protection role; and meanwhile, the bottom of the hard inner bag is provided with the hard bag bottom, so that the vertical stability of the bag body is further improved, and the bag body is prevented from being toppled in the placing and carrying processes. The utility model has simple structure, convenient and sanitary use, low manufacturing cost and convenient popularization and application.

Description

Milk packing bag

Technical Field

The utility model relates to a food package technical field especially relates to a milk wrapping bag.

Background

The packaging bag is a bag for packaging various articles, so that the goods are convenient to transport and easy to store in the production flow process. Different packaging bags are required for containing different objects, and the liquid such as milk, oil, water, wine and the like needs to be stored in a sealed state. However, because the existing milk packaging bag has insufficient protection measures, if the existing milk packaging bag is accidentally soaked in water or damaged, milk in the packaging bag can be lost, and waste and economic loss are caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that to the not enough of above-mentioned prior art, provide a milk wrapping bag, can effectively improve the security of milk in depositing and the transportation.

In order to solve the technical problem, the utility model discloses the technical scheme who takes is:

a milk packaging bag comprises a bag body with a double-layer structure, wherein the inner layer of the bag body is a hard inner bag, the outer layer of the bag body is a protection bag, and the protection bag is wrapped outside the hard inner bag and connected with the hard inner bag; the hard inner bag is a hollow box body, and a hard bag bottom is arranged at the bottom of the hard inner bag; the upper part of the bag body is provided with an outlet which can be blocked.

Preferably, the hard inner bag is formed by folding a hard plate, the edges of the hard inner bag are connected in a heat sealing mode, the lower parts of the four edges of the hard inner bag are folded inwards to form a hard bag bottom, and sharp corners at two ends of the hard inner bag are adhered to the outer sides of the long edges at two sides.

Preferably, a hard protection bottom is adhered to the bottom of the hard bag bottom.

Preferably, an oval or elongated hollow area is arranged at the top of the bag body.

Preferably, a sealing cover is arranged at an outlet at the top of the hard inner bag, the top edge of the protection bag extends upwards and is heat-sealed to form a joint part, the hollowed-out area is arranged on the joint part at the top of the protection bag, and a notch used for tearing is formed in the side face of the joint part.

Preferably, a flange is arranged on one side of the protection bag, a vertical strip-shaped hollow interlayer is arranged in the flange, the interlayer is inflated to form an air bag, and the air bag is arranged on the outer side of the hard inner bag.

Preferably, self-sealing buckling strips are pasted on the inner walls of the two sides of the upper part of the protection bag, and are arranged below the bonding part and above the hard inner bag.

Preferably, the inner wall of the hard inner bag is provided with a preservative film, the preservative film is an aluminum foil, and a PE protective film is adhered to the inner wall of the aluminum foil.

Preferably, the hard inner bag is made of paper materials.

Preferably, the protection bag is made of plastic.

Adopt the produced beneficial effect of above-mentioned technical scheme to lie in: compared with the prior art, the utility model improves the protection by designing the bag body into a double-layer structure, the hard inner bag on the inner layer provides the supporting function, and the protection bag on the outer layer plays a secondary protection role; and meanwhile, the bottom of the hard inner bag is provided with the hard bag bottom, so that the vertical stability of the bag body is further improved, and the bag body is prevented from being toppled in the placing and carrying processes. The utility model has simple structure, convenient and sanitary use, low manufacturing cost and convenient popularization and application.

Drawings

Fig. 1 is a front view of a milk packing bag according to an embodiment of the present invention;

FIG. 2 is a right side view of the milk packaging bag of FIG. 1;

FIG. 3 is a side view of another embodiment of a milk packaging bag;

FIG. 4 is a bottom view of a milk bag according to an embodiment of the present invention;

fig. 5 is a schematic view illustrating the matching between the hard inner bag and the protection bag in the embodiment of the present invention;

in the figure: 1-bag body, 11-hard inner bag, 12-protection bag and 3-hard bag bottom; 2-outlet, 3-sharp corner, 4-long side, 5-hard bottom protection, 6-hollowed-out area, 7-sealing cover, 8-joint part, 9-air bag and 10-self-sealing buckle strip; 14-flash, 15-aluminum foil.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1-4, the milk packaging bag provided by the present invention comprises a bag body 1 with a double-layer structure, wherein the inner layer of the bag body 1 is a hard inner bag 11, the outer layer is a protection bag 12, the protection bag 12 is wrapped outside the hard inner bag 11, and the protection bag 12 is connected with the hard inner bag 11; the hard inner bag 11 is a hollow box body, and the bottom of the hard inner bag 11 is provided with a hard bag bottom 13, so that the standing stability of the bag body is improved, and the bag body is prevented from toppling in the placing and carrying processes; the upper portion of the bag body 1 is provided with an outlet 2 which can be blocked, so that the bag is convenient to store in a sealed mode. This scheme improves the protecting effect through bilayer structure's the bag body, and the stereoplasm inner bag of inlayer provides the supporting role, and outer protection bag plays secondary protective action, even inside stereoplasm inner bag is damaged or leak, milk can get into in the intermediate layer between external protection bag and the stereoplasm inner bag, prevents that milk from leaking to external polluted environment, effectively guarantees the safe storage and the transportation of milk.

In a specific embodiment of the present invention, as shown in fig. 1 and 3, the hard inner bag 11 is formed by folding a hard plate, the edges of the hard inner bag 11 are heat sealed and connected, the lower portions of the four sides of the hard inner bag 11 are all folded inwards to form a hard bag bottom 13, and the two end sharp corners 3 of the hard inner bag 11 are adhered to the outer sides of the long edges 4 on both sides. The box body formed by folding the hard inner bag can be a cuboid, as shown in fig. 2; or a polyhedron with rectangular bottom and two sides and triangular other two sides, as shown in fig. 3.

Further optimizing the technical scheme, as shown in fig. 4, a hard protection bottom 5 is adhered to the bottom of the hard bag bottom 13. The bag body is further supported by the hard bottom protection, so that the vertical stability of the bag body is ensured.

During specific manufacturing, the protection bag can be wrapped and adhered outside the hard inner bag through the adhesive, a plurality of small air bags can be arranged between the protection bag and the hard inner bag at intervals in the process of adhering the protection bag, the overall strength of the bag body is improved by utilizing the small air bags, and meanwhile, the buffer effect is achieved. When the hard inner bag leaks, the internal liquid flows into the air bag cavity between the hard inner bag and the protection bag, so that the environment is prevented from being polluted by external leakage.

In a specific embodiment of the present invention, as shown in fig. 1, the top of the bag body 1 is provided with an oval or elongated hollow area 6. When the milk bag is carried, the four fingers of the hand are inserted into the hollowed-out area, so that the milk bag is convenient to carry and carry.

As a preferable structure, as shown in fig. 1 to 3, a sealing cover 7 is provided at the top outlet 2 of the hard inner bag 11, the top edge of the protection bag 12 extends upward and is heat sealed to form a joint part 8, the hollow-out area 6 is provided on the top joint part 8 of the protection bag 12, and a notch for tearing is provided at the side of the joint part 8. The inner sealing cover is sealed by the attaching part on the upper part of the protection pad, so that the protection pad is prevented from being polluted by the outside, and is sanitary and environment-friendly. When drinking milk, the sealing cover can be exposed by tearing the joint part from the notch, and the sealing cover can be screwed off for drinking.

In a specific embodiment of the present invention, as shown in fig. 1, a flange 14 is disposed on one side of the protection bag 12, a hollow interlayer in the shape of a vertical bar is disposed in the flange 14, the interlayer is inflated to form an air bag 9, and the air bag 9 is disposed outside the hard inner bag 11. When the bag body adopts the structure as shown in figure 3, the bag body is convenient for being held by hands by virtue of the air bag, and milk can be poured more easily and conveniently.

Further optimizing the technical scheme, as shown in fig. 1-3, self-sealing strips 10 are adhered to the inner walls of the two sides of the upper part of the protection bag 12, and the self-sealing strips 10 are arranged below the joint part 8 and above the hard inner bag 11. When the milk is drunk, the joint part of the protection bag is torn, and the sealing cover inside can be exposed by opening the self-sealing buckle strip. When the sealing cover is not used, the sealing cover is covered, the self-sealing buckling strips are pinched together, the sealing cover is sealed again, the safety and the sanitation of the surrounding environment of the sealing cover are ensured, and the external pollution is avoided.

In a specific embodiment of the present invention, as shown in fig. 5, the inner wall of the hard inner bag 11 is provided with a preservative film, the preservative film is an aluminum foil 15, and a PE protective film is adhered to the inner wall of the aluminum foil 15. The milk contained in the inner part is preserved through the preservative film, so that the storage life of the milk is prolonged. In the specific manufacturing process, the hard inner bag 11 and the hard bag bottom can be made of paper materials, and the protection bag 12 can be made of plastic materials.

Compared with the prior art, the utility model provides a milk wrapping bag has simple structure, safe in utilization, low in manufacturing cost's advantage, is particularly useful for the liquid of splendid attire milk class. The hard inner bag and the bottom of the hard bag at the bottom can provide a supporting function, the strength of the bag body is enhanced, and the bag body is ensured to be upright and reliable; the secondary protection is provided by the outer side protection bag, so that leakage is effectively prevented; meanwhile, the sealing cover at the outlet can be sealed and protected by the top attaching part of the protection bag and the self-sealing buckle strip, so that external pollution is avoided, and the safety and the sanitation are realized. The utility model discloses simple manufacture, convenient to use, convenient popularization and application.

The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims

1. A milk wrapping bag, its characterized in that: the protective bag comprises a bag body with a double-layer structure, wherein the inner layer of the bag body is a hard inner bag, the outer layer of the bag body is a protective bag, and the protective bag is wrapped outside the hard inner bag and is connected with the hard inner bag; the hard inner bag is a hollow box body, and a hard bag bottom is arranged at the bottom of the hard inner bag; the upper part of the bag body is provided with an outlet which can be blocked.

2. The milk packaging bag of claim 1, wherein: the hard inner bag is formed by folding a hard plate, the edges of the hard inner bag are connected in a heat sealing mode, the lower portions of four edges of the hard inner bag are folded inwards to form a hard bag bottom, and sharp corners at two ends of the hard inner bag are adhered to the outer sides of long edges at two sides.

3. The milk packaging bag of claim 2, wherein: and a hard protecting bottom is adhered to the bottom of the hard bag bottom.

4. The milk packaging bag of claim 1, wherein: the top of the bag body is provided with an oval or long strip-shaped hollow area.

5. The milk packaging bag of claim 4, wherein: the top outlet of the hard inner bag is provided with a sealing cover, the top edge of the protection bag extends upwards and is heat-sealed to form a joint part, the hollowed-out area is arranged on the top joint part of the protection bag, and the side face of the joint part is provided with a notch for tearing.

6. The milk packaging bag of claim 1, wherein: a flash is arranged on one side of the protection bag, a vertical strip-shaped hollow interlayer is arranged in the flash, the interlayer is inflated to form an air bag, and the air bag is arranged on the outer side of the hard inner bag.

7. The milk packaging bag of claim 5, wherein: self-sealing buckling strips are pasted on the inner walls of the two sides of the upper part of the protection bag and are arranged below the bonding part and above the hard inner bag.

8. The milk packaging bag according to any one of claims 1 to 7, wherein: the inner wall of the hard inner bag is provided with a preservative film which is an aluminum foil, and a PE protective film is adhered to the inner wall of the aluminum foil.

9. The milk packaging bag of claim 8, wherein: the hard inner bag is made of paper materials.

10. The milk packaging bag of claim 9, wherein: the protection bag is made of plastic materials.