CN217970768U - Easy-to-open electromagnetic induction sealing gasket - Google Patents
Easy-to-open electromagnetic induction sealing gasket Download PDFInfo
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- CN217970768U CN217970768U CN202220909979.4U CN202220909979U CN217970768U CN 217970768 U CN217970768 U CN 217970768U CN 202220909979 U CN202220909979 U CN 202220909979U CN 217970768 U CN217970768 U CN 217970768U
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Abstract
The utility model discloses an easy-to-open electromagnetic induction sealing gasket, which comprises a gasket body and a back lining layer; the gasket body comprises a gasket main body and a supporting layer; the gasket main body comprises a bonding seal layer and an aluminum foil layer which are compounded, wherein the bonding seal layer is provided with a bonding seal layer pre-breaking line, and the aluminum foil layer is provided with an aluminum foil layer pre-breaking line; the material strength of the supporting layer is lower than that of the gasket main body, and the supporting layer is combined with the aluminum foil layer of the gasket main body and covers the aluminum foil layer pre-breaking line; the back lining layer is compounded with the supporting layer of the gasket body. The utility model discloses a gasket body user can directly disclose brokenly with the finger to convenience of customers opens the container.
Description
Technical Field
The utility model relates to a seal the gasket field, especially indicate an easy-open electromagnetic induction seals gasket.
Background
An electromagnetic induction sealing gasket is a sealing gasket which is mostly adopted in the industries of medicine, health care products, food, seasoning, cosmetics, washing products and the like when the bottle mouth of a container is sealed.
The existing electromagnetic induction sealing gasket generally comprises a back lining layer, an electromagnetic induction heating layer and a bonding sealing layer which are sequentially compounded, wherein the electromagnetic induction heating layer and the bonding sealing layer are compounded through strong adhesive, and the electromagnetic induction heating layer and the back lining layer are compounded through weak adhesive; this electromagnetic induction seals gasket utilizes electromagnetic induction's mode to make the electromagnetic induction zone of heating, and the electromagnetic induction zone of heating can make the bonding seal that contacts with the container bottleneck receive the heat fusion for bonding seal and bottleneck bond and realize the sealed to the container bottleneck, and the electromagnetic induction zone of heating also can make weak viscose melt and absorbed by the backing layer, and the backing layer can separate and stay in the bottle lid with the electromagnetic induction zone of heating like this.
But seal the gasket at electromagnetic induction and be difficult for tearing behind the sealed bottleneck, and because the viscous seal layer is difficult for stabbing, consequently the user will utilize instruments such as comparatively sharp blade, scissors to cut or stab the electromagnetic induction who seals the gasket of container bottleneck department usually, cause user's use very inconvenient, experience and feel relatively poor, still have certain potential safety hazard even.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an easy-open electromagnetic induction seals gasket to overcome not enough among the prior art.
In order to achieve the above purpose, the solution of the present invention is:
an easy-to-open electromagnetic induction sealing gasket comprises a gasket body and a back lining layer; the gasket body comprises a gasket main body and a supporting layer; the gasket main body comprises a bonding seal layer and an aluminum foil layer which are compounded, wherein the bonding seal layer is provided with a bonding seal layer pre-breaking line, and the aluminum foil layer is provided with an aluminum foil layer pre-breaking line; the material strength of the supporting layer is lower than that of the gasket main body, and the supporting layer is combined with the aluminum foil layer of the gasket main body and covers the aluminum foil layer pre-breaking line; the back lining layer is compounded with the supporting layer of the gasket body.
The adhesive sealing layer and the aluminum foil layer are compounded through a first strong adhesive glue layer, the aluminum foil layer and the supporting layer are compounded through a second strong adhesive glue layer, and the supporting layer and the back lining layer are compounded through a weak adhesive glue layer.
The material of first strong viscidity glue film and the strong viscidity glue film of second is polyurethane glue, the material of weak viscidity glue film is microcrystalline wax.
The pre-breaking line of the adhesive sealing layer is opposite to the pre-breaking line of the aluminum foil layer.
The material of the adhesive sealing layer is polyethylene terephthalate.
The two sides of the adhesive sealing layer are respectively a corona surface and a heat sealing surface, and the surface tension of the corona surface of the adhesive sealing layer is more than 38 dynes; the corona surface of the adhesive sealing layer is compounded with the aluminum foil layer.
The aluminum foil layer is of a double-sided corona structure, and the surface tension of the two sides of the aluminum foil layer is larger than 38 dynes.
The supporting layer is made of polyethylene.
The supporting layer is a double-sided corona structure, and the surface tension of both sides of the supporting layer is greater than 38 dynes.
The backing layer is a plastic film, a paperboard, a foam board or a plastic board.
After the scheme is adopted, on one hand, the adhesive sealing layer and the aluminum foil layer of the gasket body are respectively provided with the adhesive sealing layer pre-breaking line and the aluminum foil layer pre-breaking line, so that the gasket body is easy to crack when being pressed; on the other hand, the material strength of the support layer is lower than that of the gasket body, so that the support layer is easy to crack when being pressed; synthesize these two aspects, the utility model discloses a crack easily when the gasket body pressurized, like this the user alright break the gasket body with directly disclosing with the finger, made things convenient for the user to open the container.
Drawings
Fig. 1 is an exploded view of the present invention;
FIG. 2 is a combined cross-sectional view of the present invention;
description of reference numerals:
the gasket body 1 is provided with a plurality of grooves,
the gasket main body (11) is provided with a gasket,
a bonding seal layer 111, a bonding seal layer pre-breaking 1111,
an aluminum foil layer 112, an aluminum foil layer pre-cut wire 1121,
a first layer of a strongly adhesive glue 113,
the support layer 12 is formed by a support layer,
a second layer of strongly adhesive glue 13 is present,
the backing layer 2 is provided with a backing layer,
a weak adhesive layer 3.
Detailed Description
In order to further explain the technical solution of the present invention, the present invention is explained in detail by the specific embodiments below.
As shown in fig. 1 and fig. 2, the utility model discloses an easy-to-open electromagnetic induction sealing gasket, which comprises a gasket body 1 and a backing layer 2; the gasket body 1 comprises a gasket main body 11 and a supporting layer 12; the gasket main body 11 comprises a composite adhesive sealing layer 111 and an aluminum foil layer 112, wherein the adhesive sealing layer 111 is provided with an adhesive sealing layer pre-breaking line 1112, and the aluminum foil layer 112 is provided with an aluminum foil layer pre-breaking line 1121; the material strength of the support layer 12 is lower than that of the gasket main body 11, and the support layer 12 is compounded with the aluminum foil layer 112 of the gasket main body 11 and covers the aluminum foil layer pre-breaking wire 1121; the backing layer 2 is compounded with the support layer 12 of the gasket body 1. On one hand, the adhesive seal layer 111 and the aluminum foil layer 112 of the gasket body 1 of the present invention are respectively provided with an adhesive seal layer pre-breaking line 1112 and an aluminum foil layer pre-breaking line 1121, so that the gasket body 11 is easy to crack when pressed; on the other hand, the material strength of the support layer 12 is lower than that of the gasket main body 11, which makes the support layer 12 easily split when pressed; synthesize these two aspects, the utility model discloses a crack easily when gasket body 1 is pressed, like this the user alright break gasket body 1 with direct finger, made things convenient for the user to open the container.
The utility model discloses in, it is compound that the first strong viscidity glue film 113 of bonding seal 111 and aluminium foil layer 112 accessible makes bonding seal 111 and aluminium foil layer 112 combine firmly, aluminium foil layer 112 and the compound and aluminium foil layer 112 and the supporting layer 12 of the strong viscidity glue film 13 of supporting layer 12 accessible second combine firmly, supporting layer 12 and the compound of the weak viscidity glue film 3 of backing layer 2 accessible, this weak viscidity glue 3 can melt and be absorbed by backing layer 2 when being heated for backing layer 2 and the separation of supporting layer 12. The viscidity of first strong viscidity glue film 113 and the strong viscidity glue film 13 of second is greater than the viscidity that weak viscidity glued 3, the material of first strong viscidity glue film 113 and the strong viscidity glue film 13 of second can be polyurethane glue, the material of weak viscidity glue film 3 is microcrystalline wax.
When the easy-opening electromagnetic induction sealing gasket is used for sealing the container bottle mouth, an electromagnetic field can be generated through an electromagnetic induction sealing machine, the electromagnetic induction is utilized to enable the aluminum foil layer 112 to generate heat, and then the adhesive sealing layer 111 is heated and melted to be adhered to the bottle mouth of the container, so that the bottle mouth of the container is sealed; after the aluminum foil layer 112 is heated, the weak adhesive glue 3 is melted by heat and absorbed by the backing layer 2, so that the backing layer 2 is separated from the support layer 12. When the user is to open the mouth of the container, the cap is opened and the backing layer 2 is separated from the support layer 12, and the user can then break the gasket body 1 with his finger to open the container.
In the present invention, the material of the sealing layer 111 may be polyethylene terephthalate; the two sides of the adhesive sealing layer 111 are respectively a corona surface and a heat sealing surface, the corona surface of the adhesive sealing layer 111 is compounded with the aluminum foil layer 112, and the surface tension of the corona surface of the adhesive sealing layer 111 is greater than 38 dynes, so that the corona surface of the adhesive sealing layer 111 is compounded with the aluminum foil layer 112 more stably.
The utility model discloses in, aluminium foil layer 112 is two-sided corona structure, and the surface tension on two sides of aluminium foil layer 112 all is greater than 38 dynes, and this makes aluminium foil layer 112 more firm compound with gluing seal 111 and supporting layer 12.
The utility model discloses in, the seal layer that glues of seal layer 111 is broken thread 1111 in advance just right with the aluminium foil layer of aluminium foil layer 112 is broken thread 1121 in advance, so set up, can make gasket main part 11 split more easily when pressurized. The utility model discloses can come to carry out cutting process simultaneously to gluing seal 111 and aluminium foil layer 112 through modes such as laser cutting, blade cutting again behind gluing seal 111 and aluminium foil layer 112 complex to make gluing seal 111 and aluminium foil layer 112 form respectively and glue seal 1111 and aluminium foil layer 1121 that breaks in advance.
In the utility model discloses in, the material of supporting layer 12 is polyethylene, and supporting layer 12 is poked brokenly with the finger easily like this. The support layer 12 is a double-sided corona structure, and the surface tension of both sides of the support layer 12 is greater than 38 dynes, which makes the support layer 12 more stably combined with the aluminum foil layer 112 and the backing layer 2.
In the present invention, the backing layer 2 is a plastic film, a cardboard, a foam board or a plastic board.
The above embodiments and drawings are not intended to limit the form and style of the present invention, and any suitable changes or modifications made by those skilled in the art should not be construed as departing from the scope of the present invention.
Claims (10)
1. The utility model provides an easy-open electromagnetic induction seals gasket which characterized in that: comprises a gasket body and a back lining layer;
the gasket body comprises a gasket main body and a supporting layer; the gasket main body comprises a bonding seal layer and an aluminum foil layer which are compounded, wherein the bonding seal layer is provided with a bonding seal layer pre-breaking line, and the aluminum foil layer is provided with an aluminum foil layer pre-breaking line; the material strength of the supporting layer is lower than that of the gasket main body, and the supporting layer is combined with the aluminum foil layer of the gasket main body and covers the aluminum foil layer pre-breaking line;
the back lining layer is compounded with the supporting layer of the gasket body.
2. The easy-open electromagnetic induction seal gasket of claim 1 wherein: the adhesive sealing layer and the aluminum foil layer are compounded through a first strong adhesive glue layer, the aluminum foil layer and the supporting layer are compounded through a second strong adhesive glue layer, and the supporting layer and the back lining layer are compounded through a weak adhesive glue layer.
3. An easy open electromagnetic induction closure gasket as defined in claim 2 wherein: the material of first strong viscidity glue film and the strong viscidity glue film of second is polyurethane glue, the material of weak viscidity glue film is microcrystalline wax.
4. An easy open electromagnetic induction closure gasket as defined in claim 1 or 2 wherein: the pre-breaking line of the adhesive sealing layer is opposite to the pre-breaking line of the aluminum foil layer.
5. An easy open electromagnetic induction closure gasket as defined in claim 1 wherein: the material of the adhesive sealing layer is polyethylene terephthalate.
6. An easy open electromagnetic induction seal gasket as defined in claim 1, 2 or 5 wherein: the two sides of the sealing layer are respectively a corona surface and a heat sealing surface, and the surface tension of the corona surface of the sealing layer is more than 38 dynes; the corona surface of the adhesive sealing layer is compounded with the aluminum foil layer.
7. An easy open electromagnetic induction closure gasket as defined in claim 1 wherein: the aluminum foil layer is of a double-sided corona structure, and the surface tension of the two sides of the aluminum foil layer is larger than 38 dynes.
8. The easy-open electromagnetic induction seal gasket of claim 1 wherein: the supporting layer is made of polyethylene.
9. An easy open electromagnetic induction closure gasket as defined in claim 1, 2 or 8 wherein: the supporting layer is of a double-sided corona structure, and the surface tension of both sides of the supporting layer is larger than 38 dynes.
10. An easy open electromagnetic induction closure gasket as defined in claim 1, 2 or 8 wherein: the backing layer is a plastic film, a paperboard, a foam board or a plastic board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220909979.4U CN217970768U (en) | 2022-04-19 | 2022-04-19 | Easy-to-open electromagnetic induction sealing gasket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220909979.4U CN217970768U (en) | 2022-04-19 | 2022-04-19 | Easy-to-open electromagnetic induction sealing gasket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217970768U true CN217970768U (en) | 2022-12-06 |
Family
ID=84267011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220909979.4U Active CN217970768U (en) | 2022-04-19 | 2022-04-19 | Easy-to-open electromagnetic induction sealing gasket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217970768U (en) |
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2022
- 2022-04-19 CN CN202220909979.4U patent/CN217970768U/en active Active
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