CN213677981U

CN213677981U - Novel milk water bag

Info

Publication number: CN213677981U
Application number: CN202022551059.3U
Authority: CN
Inventors: 杨欣
Original assignee: Dongguan Uni Pak Packing Co ltd
Current assignee: Dongguan Uni Pak Packing Co ltd
Priority date: 2020-11-06
Filing date: 2020-11-06
Publication date: 2021-07-13
Anticipated expiration: 2030-11-06

Abstract

The utility model discloses a novel milk water bag relates to liquid packaging bag technical field. The utility model comprises a bag body and a bag mouth device, wherein the bag body comprises a front bag sheet and a rear bag sheet, the upper end, the lower end, the left end and the right end of the front bag sheet and the rear bag sheet are sealed by heat sealing, and a heat sealing edge is arranged; the front bag piece and the rear bag piece respectively comprise a nylon material layer, a glue layer and a PE material layer from outside to inside, and the nylon material layer and the PE material layer are bonded and compounded through the glue layer; the bag mouth device is arranged between the front bag piece and the rear bag piece at the upper end of the bag body. The utility model discloses whole leakproofness is good, and the convenience is good, and bag body strength and toughness are good, are difficult to fall broken bag body when falling.

Description

Novel milk water bag

Technical Field

The utility model relates to a liquid packaging bag technical field, in particular to novel milk water bag.

Background

The breast milk bag is a plastic product for food packaging, is mainly used for storing breast milk, can squeeze out milk when the breast milk is sufficient, and is filled in the breast milk bag for refrigeration or freezing so as to be used when the breast milk is insufficient or cannot be fed for children on time due to reasons such as working and the like. In the prior art, a bag body of the milk water bag comprises a front bag piece and a rear bag piece, a front clamp chain is arranged on the inner side of one end, close to a bag opening, of the front bag piece, a rear clamp chain is arranged on the inner side of one end, close to the bag opening, of the rear bag piece, the bag opening of the bag body is usually sealed through the clamp chains, and the front bag piece and the rear bag piece are usually made of PE materials. However, the milk bag in the prior art has the following defects: the whole sealing performance is poor, the convenience is poor, the strength and the toughness of the bag body are poor, and the bag body is easy to break when the milk bag falls.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is not enough to above-mentioned prior art, it is good to provide an overall sealing nature, and the convenience is good, and bag body intensity and toughness are good, are difficult to the novel milk water bag of the broken bag body when falling.

In order to solve the technical problem, the technical scheme of the utility model is that: a novel milk water bag comprises a bag body and a bag mouth device, wherein the bag body comprises a front bag sheet and a rear bag sheet, the upper end, the lower end, the left end and the right end of the front bag sheet and the rear bag sheet are sealed in a heat-sealing mode, and a heat-sealing edge is arranged; the front bag piece and the rear bag piece respectively comprise a nylon material layer, a glue layer and a PE material layer from outside to inside, and the nylon material layer and the PE material layer are bonded and compounded through the glue layer; the bag mouth device is arranged between the front bag piece and the rear bag piece at the upper end of the bag body.

Preferably, the inner side of the nylon material layer is printed with a pattern layer, the middle part of the pattern layer is provided with an empty window, and two sides of the empty window are provided with capacity scale marks.

Preferably, the front bag piece and the rear bag piece enclose a milk cavity, and the milk cavity is an oval milk cavity.

Preferably, the bag mouth device comprises a liquid outlet sleeve and a cover body, the lower end of the liquid outlet sleeve is arranged between a front bag piece and a rear bag piece at the upper end of the bag body, the upper end of the liquid outlet sleeve extends out of the bag body, an external thread is arranged on the outer wall of the upper end of the liquid outlet sleeve, an internal thread corresponding to the external thread is arranged on the inner wall of the cover body, and the cover body is in threaded connection with the upper end of the liquid outlet sleeve.

Preferably, the thickness of the nylon material layer is 14-16 μm, and the thickness of the PE material layer is 90-100 μm. Further, the thickness of the nylon material layer is 15 μm, and the thickness of the PE material layer is 95 μm.

The utility model has the advantages that: the upper end, the lower end, the left end and the right end of the front bag sheet and the rear bag sheet of the utility model are sealed by heat sealing, and the bag has a heat sealing edge, so the whole sealing performance is good; the utility model abandons the existing clip chain type bag mouth structure, but adopts a bag mouth device, and is convenient to use; the front bag piece and the rear bag piece of the utility model respectively comprise a nylon material layer, a glue layer and a PE material layer from outside to inside, the nylon material layer and the PE material layer are bonded and compounded through the glue layer, the nylon material layer has good toughness, the bag body can be prevented from being broken when the milk bag falls, the PE material layer is adopted as the inner layer, and the heat sealing performance is good; in addition, the pattern layer is arranged on the inner side of the PET material layer, so that the color is not easy to fade, and the color fixation performance is good.

Drawings

Fig. 1 is a schematic front structural view of the present invention.

Fig. 2 is a view showing a layer structure of the front bag sheet or the rear bag sheet.

In the figure: 1. a bag body; 11. a front bag sheet; 12. a back bag sheet; 13. performing hot edge sealing; 14. a nylon material layer; 15. a glue layer; a layer of PE material; 17. an empty window; 18. marking the volume scales; 19. a milk cavity; 2. a bag mouth device; 21. a liquid outlet sleeve; 22. a cover body.

Detailed Description

The structure and operation of the present invention will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 and 2, the utility model relates to a novel milk water bag, which comprises a bag body 1 and a bag mouth device 2, wherein the bag body 1 comprises a front bag piece 11 and a rear bag piece 12, the upper end, the lower end, the left end and the right end of the front bag piece 11 and the rear bag piece 12 are sealed by heat sealing, and a heat sealing edge 13 is arranged; the front bag piece 11 and the rear bag piece 12 respectively comprise a nylon material layer 14, a glue layer 15 and a PE material layer 16 from outside to inside, and the nylon material layer 14 and the PE material layer 16 are bonded and compounded through the glue layer 15; the bag mouth device 2 is arranged between a front bag sheet 11 and a rear bag sheet 12 at the upper end of the bag body 1.

As shown in fig. 1, the inner side of the nylon material layer 14 is printed with a pattern layer, the middle of the pattern layer is provided with an empty window 17, and both sides of the empty window 17 are provided with volume scale marks 18. Through setting up empty window 17 and capacity scale mark 18, can conveniently master the volume of the interior milk of bag.

As shown in fig. 1, the front bag piece 11 and the rear bag piece 12 enclose a milk cavity 19, and the milk cavity 19 is an oval milk cavity. The elliptical milk cavity has no corners inside, and milk is prevented from remaining at the corners after the milk is used up.

As shown in fig. 1, the bag mouth device 2 includes a liquid outlet sleeve 21 and a cover 22, the lower end of the liquid outlet sleeve 21 is installed between the front bag piece 11 and the rear bag piece 12 at the upper end of the bag body 1, the upper end of the liquid outlet sleeve 21 extends out of the bag body 1, the outer wall of the upper end of the liquid outlet sleeve 21 is provided with an external thread, the inner wall of the cover 22 is provided with an internal thread corresponding to the external thread, and the cover 22 is screwed with the upper end of the liquid outlet sleeve 21. By adopting the mode that the cover body 22 is in threaded connection with the liquid outlet sleeve 21, the use is more convenient, and the cover body can be unscrewed when milk is taken.

As shown in FIG. 2, the thickness of the nylon material layer 14 is 14 to 16 μm, preferably 15 μm, and the thickness of the PE material layer 15 is 90 to 100 μm, preferably 95 μm. The front bag panel 11 and the rear bag panel 12 having such a thickness range can ensure better toughness, strength and heat sealability.

The above, only the utility model discloses preferred embodiment, all be according to the utility model discloses a technical scheme does any slight modification, the equivalent change and the modification to above embodiment, all belong to the utility model discloses technical scheme's within range.

Claims

1. A novel milk water bag is characterized in that: the bag comprises a bag body (1) and a bag mouth device (2), wherein the bag body (1) comprises a front bag sheet (11) and a rear bag sheet (12), the upper end, the lower end, the left end and the right end of the front bag sheet (11) and the rear bag sheet (12) are sealed in a heat sealing mode, and a heat sealing edge (13) is arranged; the front bag piece (11) and the rear bag piece (12) respectively comprise a nylon material layer (14), a glue layer (15) and a PE material layer (16) from outside to inside, and the nylon material layer (14) and the PE material layer (16) are bonded and compounded through the glue layer (15); the bag mouth device (2) is arranged between a front bag sheet (11) and a rear bag sheet (12) at the upper end of the bag body (1).

2. The novel milk water bag according to claim 1, wherein: the inner side of the nylon material layer (14) is printed with a pattern layer, the middle of the pattern layer is provided with an empty window (17), and two sides of the empty window (17) are provided with capacity scale marks (18).

3. The novel milk water bag according to claim 1, wherein: the front bag piece (11) and the rear bag piece (12) enclose a milk cavity (19), and the milk cavity (19) is an oval milk cavity.

4. The novel milk water bag according to claim 1, wherein: the bag mouth device (2) comprises a liquid outlet sleeve (21) and a cover body (22), the lower end of the liquid outlet sleeve (21) is installed between a front bag piece (11) and a rear bag piece (12) at the upper end of a bag body (1), the upper end of the liquid outlet sleeve (21) extends out of the bag body (1), an external thread is arranged on the outer wall of the upper end of the liquid outlet sleeve (21), an internal thread corresponding to the external thread is arranged on the inner wall of the cover body (22), and the cover body (22) is in threaded connection with the upper end of the liquid outlet sleeve (21).

5. The novel milk water bag according to claim 1, wherein: the thickness of the nylon material layer (14) is 14-16 mu m, and the thickness of the PE material layer (16) is 90-100 mu m.

6. The novel milk water bag according to claim 5, wherein: the thickness of the nylon material layer (14) is 15 mu m, and the thickness of the PE material layer (16) is 95 mu m.