CN211282055U

CN211282055U - Easy-to-tear and easy-to-open packaging bag

Info

Publication number: CN211282055U
Application number: CN201921863186.8U
Authority: CN
Inventors: 张志苗
Original assignee: Zhejiang Qinglan New Material Technology Co ltd
Current assignee: Zhejiang Qinglan New Material Technology Co ltd
Priority date: 2019-10-31
Filing date: 2019-10-31
Publication date: 2020-08-18
Anticipated expiration: 2029-10-31

Abstract

The utility model belongs to the technical field of the wrapping bag, especially, relate to an easily tear easily take off wrapping bag. The utility model discloses, include and enclose the wrapping bag body that closes and form by easily tearing the easy film of taking off, this internal holding cavity that has of wrapping bag, the outer border of wrapping bag body is sealed including a plurality of end to end's limit, and the both ends of well seal are connected with two disconnected limit sealings respectively, and an at least limit seals the side and has to the sunken mouth that tears of limit inside, the central line of tearing the mouth is mutually perpendicular with well sealing, and the central line of tearing the mouth runs through well sealing, well heat seal strength is less than the heat seal strength of limit sealing. The utility model discloses the heat-seal intensity of well seal is less than the heat-seal intensity of edge seal, easily breaks the ring well seal during the use to be convenient for use different article intermix, and, the utility model discloses be equipped with the subassembly that struts in the bottom, the utilization strut that the subassembly can be convenient strut or draw in the wrapping bag body in, arrange in when facilitating the use and hold the cavity article and be got and put.

Description

Easy-to-tear and easy-to-open packaging bag

Technical Field

The utility model belongs to the technical field of the wrapping bag, especially, relate to an easily tear easily take off wrapping bag.

Background

The packaging bag is an essential article in daily life of people and is often used for containing other articles. The multi-cavity packaging bag is widely used for packaging bags of various articles in production life and industrial production due to the advantages of low price, extremely light weight, large capacity and convenient storage, and in order to store different articles separately and prolong the storage time, the multi-cavity packaging bag is often adopted in the prior art, but the problem that different articles are not convenient to be mixed and used when in use exists.

For example, the chinese utility model discloses a food packaging bag [ application number: 200620051155.9], the utility model comprises a sealed cavity for holding food, a cavity is added beside the cavity, and a tearing opening is arranged on the sealing edge aligned with the cavity.

The utility model discloses a be equipped with a plurality of cavities that keep apart each other promptly, still have the inconvenient different article intermix, the problem of mixed use when foretell use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above-mentioned problem, provide an easily tear easily take off wrapping bag.

In order to achieve the above purpose, the utility model adopts the following technical proposal:

the utility model provides an easily tear wrapping bag of easily taking off, includes and encloses the wrapping bag body that closes and form by easily tearing the easily take off film, this internal cavity that holds that has of wrapping bag, wrapping bag body outer fringe is connected with two discontiguous edge sealings respectively along the edge sealing that includes a plurality of end to end, and the both ends of well seal are connected, and at least one edge sealing side has to the sunken mouth that tears of edge sealing inside, the central line that tears the mouth is mutually perpendicular with well seal, and the central line that tears the mouth runs through well seal, well heat seal strength is less than the heat seal strength of edge sealing.

In foretell easily tear easily take off wrapping bag, easily tear easily take off film from outer to interior low density polyethylene layer and metallocene polyethylene layer of including in proper order, pass through bond line fixed connection between low density polyethylene layer and the metallocene polyethylene layer.

In the aforesaid easily tear easily take off wrapping bag, wrapping bag body bottom is connected with the supporting seat, the supporting seat end to end just encircles at wrapping bag body bottom border.

In the aforesaid easily tear easily take off the wrapping bag, wrapping bag body bottom still is equipped with the subassembly that struts that can strut the wrapping bag body, strut removal that subassembly one end can take place to be close to or keep away from the wrapping bag body, other end fixed connection is on the supporting seat.

In the aforesaid easily tear easily take off the wrapping bag, strut the subassembly and include a plurality of spinal branch vaulting poles and strut the disc, actuating mechanism that is connected with the supporting seat can drive to strut the disc and take place to be close to or keep away from the removal of wrapping bag body, bracing piece one end fixed connection is on the supporting seat, and the other end rotates with the disc that struts to be connected.

In the easy-tear easy-uncover packaging bag, four support rods are arranged, and the support rods are uniformly distributed along the circumferential direction of the axial lead of the spreading disc.

In the aforesaid easily tear easily take off wrapping bag, actuating mechanism includes the fixed disk with supporting seat fixed connection and rotates the rotary disk of being connected through screw rod and fixed disk, the screw rod is kept away from the one end of rotary disk and is penetrated the fixed disk and rotate with the disk that struts and be connected.

In the easy-tearing and easy-tearing packaging bag, the rotating disc is rotated until the rotating disc is pressed on the fixed disc, and the bottom surface of the rotating disc is flush with the lower end of the supporting seat.

Compared with the prior art, the utility model has the advantages of:

1. the utility model discloses the heat-seal strength of well seal is less than the heat-seal strength of edge seal, easily breaks the well seal during the use to be convenient for use different article intermix.

2. The utility model discloses be equipped with the subassembly that struts in the bottom, utilize the subassembly that struts can be convenient strut or draw in the wrapping bag body in, arrange in when facilitating the use and hold the cavity article and be got and put.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic view of a construction of a peel-off film;

fig. 3 is a bottom view of the present invention;

FIG. 4 is a schematic view of the distractor assembly;

in the figure: the easy-to-tear film comprises an easy-to-tear film 1, a packaging bag body 2, an accommodating cavity 3, a supporting seat 4, a spreading component 5, a low-density polyethylene layer 11, a metallocene polyethylene layer 12, an adhesive layer 13, a supporting rod 51, a spreading disc 52, a driving mechanism 53, a fixed disc 54, a screw 55 and a rotating disc 56.

Detailed Description

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

Combine figure 1 and figure 2 to show, an easily tear wrapping bag that easily takes off, include and enclose the wrapping bag body 2 that closes and form by easily tearing easily take off film 1, have in the wrapping bag body 2 and hold cavity 3, 2 outer borders of wrapping bag body include a plurality of end to end's edge seal 21, and the both ends of well seal 22 are connected with two disconnected edge seals 21 respectively, and at least one edge seal 21 side has to the inside sunken tear notch 23 of edge seal 21, the central line of tear notch 23 is mutually perpendicular with well seal 22, and the central line of tear notch 23 runs through well seal 22, well seal 22 heat-seal strength is less than the heat-seal strength of edge seal 21.

The utility model discloses, utilize the well 22 that is located wrapping bag body 2, will hold cavity 3 and separate into the space of a plurality of mutual isolations to the article that conveniently need to store respectively separately stores, utilizes during the use to tear mouth 23 and tears and hold cavity 3, because well 22 heat-seal strength is less than the heat-seal strength of edge seal 21, can be simple tear well 22, so the utility model discloses a setting up the heat-seal strength of well 22 and be less than the heat-seal strength of edge seal 21, easily breakage during the use seals 22 in, thereby is convenient for use different article intermix.

As shown in fig. 2, the packaging bag body 2 is made of an easy-to-tear film 1, and the easy-to-tear film 1 sequentially comprises a low-density polyethylene layer 11, an adhesive layer 13 and a low-density polyethylene layer from outside to insideA metallocene polyethylene layer 12 of low density polyethylene (also known as high pressure polyethylene, often abbreviated as LDPE), which is milky white, odorless, nontoxic, matte-surfaced waxy particles having a density of 0.91g/cm³-0.93g/cm³The polyethylene film is the lightest variety of polyethylene resin, has good flexibility, extensibility, electrical insulation, transparency, easy processability and certain air permeability, so the polyethylene film is arranged on the outermost layer of the easy-tearing and easy-tearing film 1 to play a composite role; the metallocene polyethylene is polyethylene catalyzed by metallocene, has excellent easy-to-tear effect and obvious stepped heat sealing performance, namely the metallocene polyethylene has two different heat sealing intervals, one heat sealing interval has low heat sealing strength, the other heat sealing interval has high heat sealing strength, the low-strength heat sealing interval can enable a product to be easily torn, and the high-strength heat sealing interval ensures the protective performance of the product, so a middle seal 22 is formed in the low-strength heat sealing area by heat sealing, and an edge seal 21 is formed in the high-strength heat sealing area by heat sealing; the adhesive layer 13 may be any adhesive layer that can adhere the upper and lower layers and prevent the layers from being separated from each other, and for example, a commercially available glue may be used.

As shown in fig. 1, the bottom of the packaging bag body 2 is connected with a supporting seat 4, and the supporting seat 4 is connected end to end and surrounds the edge of the bottom of the packaging bag body 2, so that the packaging bag body 2 can be vertically placed.

Combine fig. 3 and fig. 4 to show, wrapping bag body 2 bottom still is equipped with the subassembly 5 that struts that can strut wrapping bag body 2, strut 5 one end of subassembly and can take place to be close to or keep away from the removal of wrapping bag body 2, other end fixed connection is on supporting seat 4, the utility model discloses be equipped with the subassembly 5 that struts in wrapping bag body 2 bottom, utilize strut that subassembly 5 can be convenient strut or draw in wrapping bag body 2 in, arrange in when facilitating the use and hold cavity 3 article and get and put.

Specifically, the opening assembly 5 includes a plurality of support rods 51 and an opening disc 52, the driving mechanism 53 connected to the support base 4 can drive the opening disc 52 to move close to or away from the packaging bag body 2, one end of each support rod 51 is fixedly connected to the support base 4, the other end of each support rod 51 is rotatably connected to the opening disc 52, the driving mechanism 53 drives the opening disc 52 to move close to or away from the packaging bag body 2, and at the moment, the support rods 51 rotate relative to the opening disc 52, so that the opening degree between the support rods 51 changes.

Preferably, four support rods 51 are provided, and the support rods 51 are uniformly distributed along the circumferential direction of the axial line of the opening disc 52, so that the opening force provided by the support rods 51 to the packaging bag body 2 is uniformly distributed.

As shown in fig. 4, the driving mechanism 53 includes a fixed disk 54 fixedly connected to the supporting seat 4 and a rotating disk 56 rotatably connected to the fixed disk 54 through a screw 55, one end of the screw 55 far from the rotating disk 56 penetrates through the fixed disk 54 and is rotatably connected to the expanding disk 52, the screw 55 is fixedly connected to the rotating disk 56, and the rotating disk 56 is rotated to drive the screw 55 to rotate, so that the rotating disk 56 is close to or far from the fixed disk 54, and at this time, the screw 55 applies a force to the expanding disk 52 along the axial lead of the screw 55, so that the expanding disk 52 is close to or far from the packaging bag body 2.

Preferably, the rotating disc 56 is rotated until the rotating disc 56 is pressed on the fixed disc 54, and the bottom surface of the rotating disc 56 is flush with the lower end of the supporting seat 4, so that the bottom of the package body 2 is ensured to be on the same horizontal plane when the package body 2 is placed, thereby improving the stability of placing the package body 2.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although the terms of the peelable lid sheet 1, the bag body 2, the receiving cavity 3, the supporting base 4, the expanding member 5, the low-density polyethylene layer 11, the metallocene polyethylene layer 12, the adhesive layer 13, the supporting rod 51, the expanding disk 52, the driving mechanism 53, the fixed disk 54, the screw 55, the rotating disk 56, etc. are used more frequently, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims

1. The utility model provides an easily tear easily take off wrapping bag, includes and encloses wrapping bag body (2) that closes and form by easily tearing easily take off film (1), has in wrapping bag body (2) and holds cavity (3), its characterized in that: wrapping bag body (2) outer border includes a plurality of end to end's edge seal (21), and the both ends of well seal (22) are connected with two discontiguous edge seals (21) respectively, and at least one edge seal (21) side has to the inside sunken mouth (23) of tearing of edge seal (21), the central line that tears mouth (23) is mutually perpendicular with well seal (22), and the central line that tears mouth (23) runs through well seal (22), well seal (22) heat-seal strength is less than the heat-seal strength of edge seal (21).

2. The easy-tear easy-open package of claim 1, wherein: the easy-tearing and easy-uncovering film (1) sequentially comprises a low-density polyethylene layer (11) and a metallocene polyethylene layer (12) from outside to inside, and the low-density polyethylene layer (11) is fixedly connected with the metallocene polyethylene layer (12) through an adhesive layer (13).

3. The easy-tear easy-open package of claim 1, wherein: the packaging bag is characterized in that a supporting seat (4) is connected to the bottom of the packaging bag body (2), and the supporting seat (4) is connected end to end and surrounds the edge of the bottom of the packaging bag body (2).

4. The easy-tear easy-open package of claim 3, wherein: wrapping bag body (2) bottom still is equipped with the subassembly (5) that struts that can strut wrapping bag body (2), the removal that is close to or keeps away from wrapping bag body (2) can take place to strut subassembly (5) one end, and other end fixed connection is on supporting seat (4).

5. The easy-tear easy-open package of claim 4, wherein: strutting subassembly (5) including a plurality of spinal branch vaulting poles (51) and strutting disc (52), actuating mechanism (53) that are connected with supporting seat (4) can drive to strut disc (52) and take place to be close to or keep away from the removal of wrapping bag body (2), bracing piece (51) one end fixed connection is on supporting seat (4), and the other end rotates with strutting disc (52) and is connected.

6. The easy-tear easy-open package of claim 5, wherein: four support rods (51) are arranged, and the support rods (51) are uniformly distributed along the circumferential direction of the axis of the distraction disc (52).

7. The easy-tear easy-open package of claim 5, wherein: the driving mechanism (53) comprises a fixed disc (54) fixedly connected with the supporting seat (4) and a rotating disc (56) rotatably connected with the fixed disc (54) through a screw rod (55), and one end, far away from the rotating disc (56), of the screw rod (55) penetrates through the fixed disc (54) and is rotatably connected with the spreading disc (52).

8. The easy-tear easy-open package of claim 7, wherein: and when the rotating disc (56) is rotated until the rotating disc (56) is pressed on the fixed disc (54), the bottom surface of the rotating disc (56) is flush with the lower end of the supporting seat (4).