CN212048707U

CN212048707U - L type quick aerate buffering gas column bag

Info

Publication number: CN212048707U
Application number: CN202020320298.5U
Authority: CN
Inventors: 齐志平
Original assignee: Hangzhou Jujie Packaging Technology Co ltd
Current assignee: Hangzhou Jujie Packaging Technology Co ltd
Priority date: 2020-03-16
Filing date: 2020-03-16
Publication date: 2020-12-01
Anticipated expiration: 2030-03-16

Abstract

The utility model belongs to the technical field of composite flexible packaging, and discloses an L-shaped rapid inflatable buffer air column bag, which comprises a bag body, wherein the top end of the bag body is provided with an upper heat-sealing line which is vertically connected with a heat-sealing short line; a lengthened air inlet is formed in the lower end of the upper heat-sealing line, and an air column is correspondingly connected to the lengthened air inlet; the air column is separated by an air column heat sealing line, and three heat sealing points are also arranged on the air column; the bottom end of the bag body is provided with a lower heat sealing line. The utility model has the characteristics of simple structure, aerify efficiently, antidetonation buffering effect good etc, applicable in the quick aerate of L nature gas column bag, improve packing efficiency.

Description

L type quick aerate buffering gas column bag

Technical Field

The utility model belongs to the technical field of compound soft-packing, specifically speaking is a L type fast inflation buffering gas column bag.

Background

The cushion air column bag is a novel shockproof packaging bag filled with natural air. Compared with the traditional buffer package of foamed plastic, paperboard and the like, the buffer package has the characteristics of low cost, environmental protection, recoverability, no pollution, convenient use, good buffer effect and the like; because it has independent air column, even an air column leaks gas, can not influence other air columns and normally work, for this reason, buffering air column bag is widely used for the packing transportation of article.

At present, the common three-dimensional packaging structure of the air column bag comprises a Q type, a U type, an L type, an O type and the like, and the three-dimensional packaging bag has a three-dimensional structure, so that the packaged objects are more convenient and quicker. For example, patent No. 201720534756.3 discloses an L-shaped air column bag for shockproof packaging, which has the characteristics of simple structure, good tightness, high shock strength and the like, and is suitable for packaging products in various shapes such as cylinders, cuboids, spheres and the like; however, the existing gas column bag has generally low inflation efficiency, and particularly, the gas column bag with a more complex structure and a longer bag body has the problems of low inflation speed, unsmooth air intake and the like due to the problems of small opening round points of the air inlet, short air intake channel and the like, so that the packaging efficiency of a product is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome not enough among the prior art, provide a L type quick aerate buffering gas column bag, have simple structure, aerify characteristics such as efficient, the antidetonation buffering effect is good, applicable quick aerate in L nature gas column bag, improve packing efficiency.

The utility model adopts the following technical proposal to complete: an L-shaped rapid inflatable buffer air column bag comprises a bag body, wherein an upper heat-sealing line is arranged at the top end of the bag body, and the upper heat-sealing line is vertically connected with a heat-sealing short line; the lower end of the upper heat-sealing line is provided with an air inlet which is correspondingly connected with an air column; the air column is separated by an air column heat sealing line, and three heat sealing points are also arranged on the air column; the bottom end of the bag body is provided with a lower heat sealing line.

As an improvement, the bag body is composed of an upper film, a lower film and an air valve film, wherein the air valve film is positioned between the upper film and the lower film and is positioned at the top of the bag body.

As an improvement, the air inlet is arranged on the air valve membrane, and an air inlet circular point is arranged on the air inlet.

As an improvement, the air inlet is formed by coating a heat-resistant ink layer.

As an improvement, the heat sealing point is in an oval or annular structure and is positioned in the middle of the width of the gas column.

As an improvement, the bag body is folded according to a heat sealing point, and after the side sealing and heat sealing are carried out, an L-shaped bag body structure can be formed.

As an improvement, the upper film and the lower film are made of PA materials, and the air valve film is made of PE materials.

The utility model realizes an L-shaped rapid inflation buffer gas column bag, which has the characteristics of simple structure, high inflation efficiency and the like; the lengthened air inlet is arranged and matched with the heat-sealing short line on the side surface, so that inflation can quickly enter the air column, the bent air column with longer length can also be quickly inflated, and the inflation efficiency is greatly improved; through folding of the heat extraction sealing points and matching with edge sealing and heat sealing, a complete L-shaped bag body structure can be formed, a packaged product can be completely wrapped, and the packaging is more convenient and rapid; meanwhile, the upper film and the lower film of the air column bag are made of PA materials, and the compression strength of the inner surface and the outer surface of the air column is improved, so that the anti-seismic buffering effect of the articles is improved, and the articles in long-distance transportation are better protected.

Drawings

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

fig. 2 is a schematic structural view after the utility model is folded;

fig. 3 is a cross-sectional view of the present invention.

In the figure: 1. the bag comprises a bag body, 1a, an upper film, 1c, a lower film, 1b, an air valve film, 2, an upper heat-sealing line, 3, a heat-sealing short line, 4, an air inlet, 4a, an air inlet round point, 5, an air column, 6, an air column heat-sealing line, 7, a heat-sealing point, 8 and a lower heat-sealing line.

Detailed Description

The present invention will be described in further detail with reference to the following drawings and embodiments: as shown in fig. 1 to 3, an L-shaped fast inflation buffer air column bag comprises a bag body 1, wherein the bag body 1 is composed of an upper film 1a, a lower film 1c and an air valve film 1b, and the air valve film 1b is positioned between the upper film 1a and the lower film 1c and at the top of the bag body 1; an upper heat-sealing line 2 is arranged at the top end of the bag body 1, and the upper heat-sealing line 2 is vertically connected with a heat-sealing short line 3; the lower end of the upper heat-sealing line 2 is provided with an air inlet 4, the air inlet 4 is arranged on the air valve film 1b, an air inlet circular point 4a is arranged on the air inlet 4, and specifically, the diameter of the air inlet circular point 4a is more than 90% of the width of the air inlet 4, so that the air inlet efficiency is further improved; the air inlet 4 is correspondingly connected with an air column 5, the air column 5 is separated by an air column heat seal line 6, and three heat seal points 7 are further arranged on the air column 5; the bottom end of the bag body 1 is provided with a lower heat sealing line 8.

Further, the air inlet 4 is formed by coating a heat-resistant ink layer.

Further, the heat sealing point 7 is of an oval or annular structure and is located in the middle of the width of the air column 5; specifically, the heat-seal points 7 are preferably of an annular structure, so that the bag body can be folded more easily. Furthermore, the bag body 1 is folded according to the heat sealing points 7, and after the side surface is sealed and heat-sealed, an L-shaped bag body structure can be formed; specifically, three rows of heat-seal points 7 are controlled to be distributed in positions, so that two sections of folded air columns are equidistant, edge sealing and heat sealing are carried out when the bag body is a planar coiled material, and an L-shaped bag body structure can be formed by inflating before use.

Further, go up film 1a and lower film 1c and adopt the PA material, air valve membrane 1b adopts the PE material to make the gas column have better compressive strength, the antidetonation buffering effect is better.

Finally, it should be noted that the above-mentioned embodiments illustrate only specific embodiments of the invention. Obviously, the present invention is not limited to the above embodiments, and many variations are possible. All modifications which can be derived or suggested by a person skilled in the art from the disclosure of the invention should be considered as within the scope of the invention.

Claims

1. An L-shaped rapid inflatable buffer air column bag is characterized by comprising a bag body (1), wherein an upper heat-seal line (2) is arranged at the top end of the bag body (1), and the upper heat-seal line (2) is vertically connected with a heat-seal short line (3); the lower end of the upper heat seal line (2) is provided with an air inlet (4), and the air inlet (4) is correspondingly connected with an air column (5); the air column (5) is separated by an air column heat seal line (6), and three heat seal points (7) are arranged on the air column (5); the bottom end of the bag body (1) is provided with a lower heat sealing line (8).

2. The L-type rapid air-filled buffer air column bag according to claim 1, wherein said bag body (1) is composed of an upper film (1a), a lower film (1c) and an air valve film (1b), said air valve film (1b) being located between the upper film (1a) and the lower film (1c) and being located at the top of said bag body (1).

3. The L-shaped rapid air-inflation buffer air column bag according to claim 1, wherein the air inlet (4) is arranged on the air valve film (1b), and the air inlet (4) is provided with an air inlet circular point (4 a).

4. The L-shaped rapid air-inflation buffer air column bag according to claim 3, wherein the air inlet (4) is formed by coating a heat-resistant ink layer.

5. The L-shaped rapid air-filled buffer air column bag according to claim 1, wherein the heat-sealing points (7) are of an oval or ring-shaped configuration and are located at the middle position of the width of the air column (5).

6. The L-shaped rapid inflatable buffer air column bag according to claim 2, wherein the upper film (1a) and the lower film (1c) are made of PA, and the air valve film (1b) is made of PE.