CN217970767U - Electromagnetic induction sealing gasket - Google Patents
Electromagnetic induction sealing gasket Download PDFInfo
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- CN217970767U CN217970767U CN202220908691.5U CN202220908691U CN217970767U CN 217970767 U CN217970767 U CN 217970767U CN 202220908691 U CN202220908691 U CN 202220908691U CN 217970767 U CN217970767 U CN 217970767U
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Abstract
The utility model discloses an electromagnetic induction sealing gasket, which comprises an adhesive sealing layer, an electromagnetic induction heating layer, a tearing layer and a back lining layer which are sequentially compounded; the front of gluing the seal through strong viscidity glue with the back adhesion of electromagnetic induction zone of heating, the front of electromagnetic induction zone of heating glue through strong viscidity and tear the local adhesion in back on layer, the back edge on tearing the layer is whole or local and the separation of electromagnetic induction zone of heating, should tear the part of going up with the separation of electromagnetic induction zone of heating and be marked as handle portion, the front of tearing the layer is through the back adhesion through weak viscidity glue with the back layer. The utility model discloses an electromagnetic induction seals gasket and is equipped with and tears the layer, and the user can be very convenient through this tear the layer will the utility model discloses an electromagnetic induction seals gasket and tears from the container bottleneck, and user experience feels better, need not moreover to use instruments such as comparatively sharp blade, scissors to seal the gasket and operate electromagnetic induction, and the security is good.
Description
Technical Field
The utility model relates to a seal the gasket field, especially indicate an 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 backing 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 backing layer are compounded through weak adhesive; this electromagnetic induction seals gasket utilizes electromagnetic induction's mode to make the electromagnetic induction zone of heating generate heat, and the electromagnetic induction zone of heating generates heat and can make the bonding seal layer that contacts with the container bottleneck receive the hot melt for bonding seal layer and bottleneck bonding and realizing the sealed to the container bottleneck, the electromagnetic induction zone of heating also can make weak viscose melt and absorbed by the back sheet, the back sheet can be separated 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, lead to the use inconvenient, the phenomenon that the aluminium foil gasket is difficult for tearing can appear often when using in user's packing bottle, and the user will utilize instruments such as comparatively sharp blade, scissors to cut or puncture the electromagnetic induction of container bottleneck department and seal the gasket usually, and it is very inconvenient to cause user's use, and experience is felt relatively poorly, still has certain potential safety hazard even.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an electromagnetic induction seals gasket to solve current electromagnetic induction and seal the difficult problem of tearing from the bottleneck of gasket.
In order to achieve the above purpose, the solution of the utility model is:
an electromagnetic induction sealing gasket comprises a bonding sealing layer, an electromagnetic induction heating layer, a tearing layer and a back lining layer which are sequentially compounded; the front of gluing the seal through strong viscidity glue with the back adhesion of electromagnetic induction zone of heating, the front of electromagnetic induction zone of heating glue through strong viscidity and tear the local adhesion in back on layer, the back edge on tearing the layer is whole or local and the separation of electromagnetic induction zone of heating, should tear the part of going up with the separation of electromagnetic induction zone of heating and be marked as handle portion, the front of tearing the layer is through the back adhesion through weak viscidity glue with the back layer.
The material of the adhesive sealing layer is one of polyethylene, polyethylene terephthalate, polypropylene, hot melt adhesive or polyolefin hot melt adhesive.
The electromagnetic induction zone of heating includes the aluminium lamination, glues the back adhesion of gluing and aluminium lamination through strong viscidity in the front of gluing the seal, the front of aluminium lamination glue and tear the local adhesion in the back on layer through strong viscidity.
The electromagnetic induction zone of heating includes aluminium lamination and supporting layer, glues the back adhesion of gluing and electromagnetism aluminium lamination through strong viscidity in the front of gluing the seal, and the back adhesion of gluing and supporting layer through strong viscidity in the front of aluminium lamination, the front of supporting layer glue through strong viscidity and tear the local adhesion in the back on layer.
The aluminum layer is an aluminum foil or an aluminum plastic film.
The supporting layer is made of polyethylene terephthalate.
The tearing layer is made of polyethylene terephthalate.
The backing layer is a plastic film, a paperboard, a foam board or a plastic board.
The strong-viscosity glue is polyurethane glue, and the weak-viscosity glue is microcrystalline wax.
The maximum width of the handle part of the tearing layer is 8-10mm.
After the scheme of the oil field is adopted, the utility model discloses an electromagnetic induction seals gasket is equipped with tears the layer, should tear the layer and glue and the local bonding of electromagnetic induction zone of heating through strong viscidity, should tear the back edge on layer whole or local and the separation of electromagnetic induction zone of heating and make and tear layer edge formation handle portion, the user can easily lift and pinch the handle portion 31 of tearing layer 3 with the finger like this for the user can be very conveniently to tearing layer 3 application of force and will the electromagnetic induction seals gasket and tears from the container bottleneck, user experience feels better, need not to use tools such as comparatively sharp blade, scissors to seal the gasket to electromagnetic induction and operate moreover, and the security is good.
Drawings
Fig. 1 is a cross-sectional view of a first embodiment of the present invention;
fig. 2 is a cross-sectional view of a second embodiment of the present invention;
description of reference numerals:
the adhesive sealing layer (1) is arranged on the surface of the substrate,
an electromagnetic induction heating layer (2) is arranged,
the length of the tear-open layer 3, the handle portion 31,
a backing layer 4, which is provided with a layer,
the adhesive 5 is of a strong adhesive quality,
a weakly viscous glue 6.
Detailed Description
In order to further explain the technical solution of the present invention, the present invention is explained in detail by the following embodiments.
As shown in fig. 1 and fig. 2, the present invention discloses an electromagnetic induction sealing gasket, which comprises an adhesive sealing layer 1, an electromagnetic induction heating layer 2, a tearing layer 3 and a backing layer 4, which are sequentially combined; wherein the front of gluing seal 1 glues the back adhesion with electromagnetic induction zone of heating 2 through strong viscidity, and electromagnetic induction zone of heating 2's front is glued 5 and is torn the local adhesion in back on layer 3 through strong viscidity, tears the back edge on layer 3 and whole or local and the separation of electromagnetic induction zone of heating 2, should tear the part of tearing on the layer 3 edge and the separation of electromagnetic induction zone of heating 2 and be marked as handle portion 31, tears the front of layer 3 and glues 6 back adhesion with back lining layer 4 through weak viscidity.
The utility model discloses in, the material of gluing seal 1 can be one of them of Polyethylene (PE), polyethylene terephthalate (PET), polypropylene (PP), hot melt adhesive or polyolefin hot melt adhesive, should glue seal 1 and be heated and can melt and make this glue seal 1 can bond with the bottleneck.
The utility model discloses in, electromagnetic induction zone of heating 2 can produce the electric current and generate heat when receiving the electromagnetic field effect to heat sealing layer 1 and make sealing layer 1 be heated and melt. Wherein, cooperation figure 1 is shown in the embodiment of the utility model provides an in, electromagnetic induction zone of heating 2 includes aluminium lamination 21, glues the back adhesion of 5 and aluminium lamination 21 through strong viscidity in the front of seal layer 1, and the local adhesion in the back of 5 and tearing layer 3 is glued through strong viscidity in the front of aluminium lamination 21, and aluminium lamination 21 can generate heat when receiving the electromagnetic field effect, and this aluminium lamination 21 can be aluminium foil or plastic-aluminum membrane. As shown in fig. 2, in the second embodiment of the present invention, the electromagnetic induction heating layer 2 includes an aluminum layer 21 and a supporting layer 22, the front surface of the adhesive sealing layer 1 is adhered to the back surface of the aluminum layer 21 through a strong adhesive 5, the front surface of the aluminum layer 21 is adhered to the back surface of the supporting layer 22 through a strong adhesive 5, the front surface of the supporting layer 22 is partially adhered to the back surface of the tearing layer 3 through a strong adhesive 5, and the supporting layer 22 can play a certain reinforcing supporting role for the adhesive sealing layer 1 and the aluminum layer 21; the material of the support layer 22 may be polyethylene terephthalate (PET), which has good physical and mechanical properties such that the support layer 22 can support the adhesive sealing layer 1 and the aluminum layer 21 well.
In the present invention, the handle portion 31 of the tearing layer 3 is used for the fingers of the user to pinch the application force, and the maximum width W of the handle portion 31 can be 8 to 10mm, so that the fingers of the user can firmly pinch the handle portion 31. The back surface of the tearing layer 3 is locally adhered to the electromagnetic induction heating layer 2 through the strong adhesive 5, so that the tearing layer 3 cannot be separated from the electromagnetic induction heating layer 2 when people pinch the handle part 31 of the tearing layer 3 to apply force; the material of tearing layer 3 can be for polyethylene terephthalate (PET), and polyethylene terephthalate has good physical and mechanical properties and makes people hold the handle portion 31 of tearing layer 3 and tears layer 3 difficult fracture when carrying out the application of force.
The utility model discloses in, back sheet 4 can be plastic film, cardboard, foaming board or plastic slab, and this back sheet 4 can play certain intensive supporting role to gluing seal 1, electromagnetic induction zone of heating 2 and tearing layer 3 when tearing layer 3 complex. The back surface of the backing layer 4 is bonded with the front surface of the tearing layer 3 through weak-viscosity glue 6, and the weak-viscosity glue 6 can be melted and absorbed by the backing layer 4 when being heated, so that the backing layer 4 is separated from the tearing layer 3; the backing layer 4 is printed with some LOGO pattern as desired by the customer.
The utility model discloses in, the viscidity that strong viscidity glued 5 is greater than the viscidity that weak viscidity glued 6, and strong viscidity glues 5 and can glue for polyurethane, and weak viscidity glues 6 and is the micrite wax, and the micrite wax is heated and can be melted and absorbed by back sheet 4.
The utility model discloses a using-way and principle do:
when the electromagnetic induction sealing gasket of the utility model is used for sealing a container, an electromagnetic field can be generated through an electromagnetic induction sealing machine, the electromagnetic induction heating layer 2 is heated by electromagnetic induction, and the adhesive sealing layer 1 is heated and melted to be adhered to the bottleneck of the container, so that the bottleneck of the container is sealed; after the electromagnetic induction heating layer 2 heats, the weak adhesive 6 is heated and melted and absorbed by the backing layer 4, so that the backing layer 4 is separated from the tearing layer 3;
after a user opens the bottle cap of the container, the back lining layer 4 can be left in the bottle cap to be separated from the tearing layer 3, at the moment, the user can easily lift the handle part 31 of the tearing layer 3 by fingers and pinch the handle part tightly, at the moment, the user can very conveniently apply force to the tearing layer 3 to tear the electromagnetic induction sealing gasket of the utility model from the bottle mouth of the container, the experience of the user is better, and the electromagnetic induction sealing gasket of the utility model can be operated without using tools such as sharp blades and scissors, and has good safety; will the utility model discloses an electromagnetic induction seals the gasket and tears the back from the container bottleneck, because back sheet 4 stays in the bottle lid, when the user locked the bottle lid again like this, back sheet 4 can play the press seal separation effect to the container bottleneck.
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 electromagnetic induction seals gasket which characterized in that: comprises a bonding and sealing layer, an electromagnetic induction heating layer, a tearing layer and a back lining layer which are compounded in sequence;
the front of gluing the seal through strong viscidity glue with the back adhesion of electromagnetic induction zone of heating, the front of electromagnetic induction zone of heating glue through strong viscidity and tear the local adhesion in back on layer, the back edge on tearing the layer is whole or local and the separation of electromagnetic induction zone of heating, should tear the part of going up with the separation of electromagnetic induction zone of heating and be marked as handle portion, the front of tearing the layer is through the back adhesion through weak viscidity glue with the back layer.
2. An electromagnetic induction sealing gasket as defined in claim 1 wherein: the material of the adhesive sealing layer is one of polyethylene, polyethylene terephthalate, polypropylene, hot melt adhesive or polyolefin hot melt adhesive.
3. An electromagnetic induction sealing gasket as claimed in claim 1 wherein: the electromagnetic induction zone of heating includes the aluminium lamination, glues the back adhesion of gluing and aluminium lamination through strong viscidity in the front of gluing the seal, the front of aluminium lamination glue and tear the local adhesion in the back on layer through strong viscidity.
4. An electromagnetic induction sealing gasket as claimed in claim 1 wherein: the electromagnetic induction zone of heating includes aluminium lamination and supporting layer, glues the back adhesion of gluing and electromagnetism aluminium lamination through strong viscidity in the front of gluing the seal, and the back adhesion of gluing and supporting layer through strong viscidity in the front of aluminium lamination, the front of supporting layer glue through strong viscidity and tear the local adhesion in the back on layer.
5. An electromagnetic induction sealing gasket as claimed in claim 3 or 4, wherein: the aluminum layer is an aluminum foil or an aluminum plastic film.
6. An electromagnetic induction sealing gasket as claimed in claim 4 wherein: the supporting layer is made of polyethylene terephthalate.
7. An electromagnetic induction sealing gasket as defined in claim 1 wherein: the tearing layer is made of polyethylene terephthalate.
8. An electromagnetic induction sealing gasket as defined in claim 1 wherein: the backing layer is a plastic film, a paperboard, a foam board or a plastic board.
9. An electromagnetic induction sealing gasket as claimed in claim 1 or 6, wherein: the strong-viscosity glue is polyurethane glue, and the weak-viscosity glue is microcrystalline wax.
10. An electromagnetic induction sealing gasket as defined in claim 1 wherein: the maximum width of the handle part of the tearing layer is 8-10mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220908691.5U CN217970767U (en) | 2022-04-19 | 2022-04-19 | Electromagnetic induction sealing gasket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220908691.5U CN217970767U (en) | 2022-04-19 | 2022-04-19 | Electromagnetic induction sealing gasket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217970767U true CN217970767U (en) | 2022-12-06 |
Family
ID=84265421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220908691.5U Active CN217970767U (en) | 2022-04-19 | 2022-04-19 | Electromagnetic induction sealing gasket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217970767U (en) |
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2022
- 2022-04-19 CN CN202220908691.5U patent/CN217970767U/en active Active
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