CN209973192U

CN209973192U - GAG environment-friendly high-barrier sheet

Info

Publication number: CN209973192U
Application number: CN201920700204.4U
Authority: CN
Inventors: 刘俊文
Original assignee: Shenzhen Blue Cloud New Materials Co Ltd
Current assignee: Shenzhen Blue Cloud New Materials Co Ltd
Priority date: 2019-05-15
Filing date: 2019-05-15
Publication date: 2020-01-21
Anticipated expiration: 2029-05-15

Abstract

The utility model relates to a high resistant spacer sheet technical field specifically is a GAG environment-friendly high separation sheet, including lower box body, the upper end of lower box body is provided with the upper end cover, is provided with between the terminal surface under the middle of the lower box body upper end and the upper end cover and holds the inner chamber, and both ends are provided with a pair of first semicircular groove of mutual symmetry about the up end of lower box body, and beneficial effect is: the utility model avoids the penetration of the lower box body in the heat sealing process by arranging the matching of the bulge and the pressing strip, thereby improving the sealing quality of the adhesion; through setting up integrated into one piece's crooked overlap, realize the mutual parcel of upper and lower overlap, not only reduced manufacturing procedure, improved the security performance simultaneously, still further improvement sealing connection's fastness.

Description

GAG environment-friendly high-barrier sheet

Technical Field

The utility model relates to a high resistant spacer sheet technical field specifically is a GAG environment-friendly high separation sheet.

Background

Utilize the high resistant spacer material that GAG made to be used for making the packing carton usually, the packing carton needs to realize sealed effect through high frequency heat-seal bonding or glue bonding, the glue bonding should not be opened, and the leakproofness is poor, efficiency is slower, for adapting to mass production, adopt high frequency heat-seal bonding usually, need melt the casing in bonding process, realize sealed bonding, however at the in-process of heat-seal, or produce the gas pocket, lead to the leakproofness to reduce, simultaneously because the GAG material is harder, the easy fish tail of overlap after the heat-seal, so need further get rid of the overlap, make the production processes increase, the overlap after getting rid of is difficult for collecting, cause the wasting of resources easily.

Therefore, the GAG environment-friendly high-barrier sheet is provided for solving the sealing problem and the flash processing problem of heat sealing.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a GAG environment-friendly high separation sheet to solve the problem of proposing in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a GAG environment-friendly high separation sheet, includes box body down, the upper end of box body is provided with the upper end cover down, is provided with between the middle and upper end cover lower terminal surface of box body upper end down and holds the inner chamber, and both ends are provided with a pair of first semicircle groove of mutual symmetry about the up end of box body down, and both ends are provided with the lower overlap of right angle bending about lower box body, the lower terminal surface and the corresponding position in first semicircle groove of upper end cover are provided with the arch, and both ends are provided with perpendicular downwardly extending's last overlap about the upper end cover, and the counterpoint groove has been seted up to the position directly over the upper end of upper end cover is located the arch, the inside in first semicircle groove is provided with the pressfitting strip, the second semicircle groove has been seted up to the upper end of pressfitting strip, the inner wall parcel.

Preferably, the alignment groove is a semicircular groove, and the inner diameter of the groove of the alignment groove is the same as the inner diameter of the second semicircular groove.

Preferably, the upper end cover and the lower box body are GAG three-layer composite sheets, the upper end face and the lower end face of the upper end cover are respectively arranged to be an upper PETG layer and a lower PETG layer, and the middle of the upper end cover is arranged to be a middle APET layer.

Preferably, the lower flash is in a right-angle bending shape, the inner end of the lower flash is connected with the upper end of the lower box body, and the outer wall of the middle section of the lower flash is provided with a wrapping groove.

Preferably, the pressfitting strip forms for the pressfitting of double-deck GAG sheet material, and the fixed inner wall that bonds in first semicircular groove of lower extreme arc surface of pressfitting strip.

Preferably, the inner diameter of the second semicircular groove is the same as the outer diameter of the protrusion, and the outer wall of the lower end of the protrusion is completely wrapped by the second semicircular groove.

Preferably, the wrapping groove wraps the lower end of the upper flange, and the outer end of the wrapping groove vertically extends upwards and is tightly attached to the outer wall of the lower end of the upper flange.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model avoids the penetration of the lower box body in the heat sealing process by arranging the matching of the bulge and the pressing strip, thereby improving the sealing quality of the adhesion;

2. the utility model discloses a set up integrated into one piece's crooked overlap, realize the mutual parcel of upper and lower overlap, not only reduced manufacturing procedure, improved the security performance simultaneously, still further improvement sealing connection's fastness.

Drawings

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

fig. 2 is a diagram of the internal structure of the upper end cap of the present invention.

In the figure: 1 upper end cover, 2 box body down, 3 hold inner chamber, 4 first semicircle grooves, 5 pressfitting strips, 6 second semicircle grooves, 7 alignment groove, 8 arch, 9 go up overlap, 10 overlap down, 11 parcel groove, 101 go up PETG layer, APET layer in the middle of 102, 103 lower PETG layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 2, the present invention provides a technical solution:

a GAG environmental protection type high separation sheet material, including lower box 2, the upper end of the lower box 2 has upper end caps 1, upper end caps 1 and lower box 2 are GAG three-layer composite sheet material, and the upper and lower end surfaces of upper end caps 1 are set up as PETG layer 101 and lower PETG layer 103 respectively, the middle of upper end caps 1 is set up as middle APET layer, utilize GAG sheet material to make gift box, the transparence is good, excellent impact strength and rigidity processability are good, can cold bend and hot bend, cohere, weld and polish, print and coat; and the cold bending can not whiten, the appearance is bright, the environment is protected, and the cold bending can be recycled without polluting the environment.

Be provided with between 2 upper ends of lower box body and the lower terminal surface of upper end cover 1 and hold inner chamber 3, utilize to hold the effect of accomodating of inner chamber 3 realization packing carton.

Both ends are provided with a pair of first semicircular groove 4 of mutual symmetry about the up end of box body 2 down, and the inside of first semicircular groove 4 is provided with pressfitting strip 5, and second semicircular groove 6 has been seted up to the upper end of pressfitting strip 5, and the inner wall parcel of second semicircular groove 6 has the lower extreme outer wall of arch 8, utilizes the mutual hot-pressing fit between pressfitting strip 5 and the arch 8, realizes the mutual heat-seal bonding of outline between upper end cover 1 and the lower box body 2.

Pressfitting strip 5 forms for double-deck GAG sheet pressfitting, and the fixed inner wall that bonds at first semicircular groove 4 of lower extreme arc surface of pressfitting strip 5 utilizes pressfitting strip 5 to provide sufficient space of melting for the heat-seal, prevents that the fluid gathering after melting from causing the gas pocket, avoids the hot pressing to cause melting 2 lower extremes of lower box body simultaneously, further improves the leakproofness.

Lower overlap 10 of right angle bending is provided with at both ends about lower box body 2, both ends are provided with perpendicular downwardly extending's last overlap 9 about upper end cover 1, lower overlap 10 sets up to right angle bending shape, and the inner of lower overlap 10 connects the upper end of lower box body 2, the interlude outer wall of lower overlap 10 is provided with parcel groove 11 and wraps up the lower extreme at last overlap 9, and the outer end of parcel groove 11 extends perpendicularly upwards and closely laminates the lower extreme outer wall of last overlap 9, utilize the mutual parcel of last overlap 9 and lower overlap 10, prevented the fish tail of overlap to personnel, reduced manufacturing procedure simultaneously, further improved sealing connection's fastness.

The upper end face of the upper end cover 1 is located at a position right above the bulge 8, the alignment groove 7 is formed in a semicircular groove, the inner diameter of the groove of the alignment groove 7 is the same as that of the second semicircular groove 6, and the alignment groove 7 is utilized to enable the hot-pressing strip to be accurately pressed right above the pressing strip 5, so that the heat-sealing efficiency and the finished product quality are improved.

The working principle is as follows: at first, the processing property of a GAG sheet material is excellent, cold bending and hot bending can be realized, the upper flange 9 and the lower flange 10 are integrally formed with the packing box, the containing effect of the packing box is realized by the containing inner cavity 3, the alignment groove 7 is utilized, the hot pressing strip is accurately pressed right above the pressing strip 5, mutual hot press fit between the pressing strip 5 and the bulge 8 is utilized, mutual hot-seal adhesion of the outer contour between the upper end cover 1 and the lower box body 2 is realized, the pressing strip 5 is utilized to provide enough melting space for the hot sealing, the melted fluid is prevented from gathering to cause air holes, meanwhile, the lower end of the lower box body 2 is prevented from being melted by the hot pressing, the sealing property is further improved, the upper flange 9 and the lower flange 10 are mutually wrapped, the scratches of the flanges to personnel are prevented, the processing procedures are reduced, and the firmness of sealing connection is further improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A GAG environment-friendly high-barrier sheet, includes box body (2) down, its characterized in that: an upper end cover (1) is arranged at the upper end of the lower box body (2), an accommodating inner cavity (3) is arranged between the middle of the upper end of the lower box body (2) and the lower end surface of the upper end cover (1), a pair of first semicircular grooves (4) which are symmetrical to each other are arranged at the left end and the right end of the upper end surface of the lower box body (2), lower flanges (10) which are bent at right angles are arranged at the left end and the right end of the lower box body (2), a bulge (8) is arranged at the position of the lower end surface of the upper end cover (1) corresponding to the first semicircular groove (4), upper flanges (9) which vertically extend downwards are arranged at the left end and the right end of the upper end cover (1), an alignment groove (7) is arranged at the position of the upper end surface of the upper end cover (1) right above the bulge (8), a pressing strip (5) is arranged inside the first semicircular groove (4), a second semicircular groove (6) is arranged at the upper end of the pressing strip (5), the inner wall of the second semicircular groove (6) is wrapped with the outer wall of the lower end of the bulge (8).

2. The GAG environmentally friendly high-barrier sheet of claim 1, wherein: the alignment groove (7) is a semicircular groove, and the inner diameter of the groove of the alignment groove (7) is the same as that of the second semicircular groove (6).

3. The GAG environmentally friendly high-barrier sheet of claim 1, wherein: upper end cover (1) and lower box body (2) are GAG three-layer composite sheet, and the upper and lower terminal surface of upper end cover (1) sets up PETG layer (101) and lower PETG layer (103) respectively, and the centre of upper end cover (1) sets up to middle APET layer.

4. The GAG environmentally friendly high-barrier sheet of claim 1, wherein: the lower flash (10) is in a right-angle bending shape, the inner end of the lower flash (10) is connected with the upper end of the lower box body (2), and the outer wall of the middle section of the lower flash (10) is provided with a wrapping groove (11).

5. The GAG environmentally friendly high-barrier sheet of claim 1, wherein: pressfitting strip (5) form for the pressfitting of double-deck GAG sheet, and the fixed inner wall that bonds in first semicircular groove (4) of lower extreme arc surface of pressfitting strip (5).

6. The GAG environmentally friendly high-barrier sheet of claim 1, wherein: the inner diameter of the second semicircular groove (6) is the same as the outer diameter of the protrusion (8), and the second semicircular groove (6) completely wraps the outer wall of the lower end of the protrusion (8).

7. The GAG environment-friendly type high-barrier sheet material according to claim 4, wherein: the lower end of the upper flash (9) is wrapped by the wrapping groove (11), and the outer end of the wrapping groove (11) vertically extends upwards and is tightly attached to the outer wall of the lower end of the upper flash (9).