CN209739739U - Butterfly-shaped electromagnetic induction sealing gasket easy to pull open - Google Patents
Butterfly-shaped electromagnetic induction sealing gasket easy to pull open Download PDFInfo
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- CN209739739U CN209739739U CN201920552506.1U CN201920552506U CN209739739U CN 209739739 U CN209739739 U CN 209739739U CN 201920552506 U CN201920552506 U CN 201920552506U CN 209739739 U CN209739739 U CN 209739739U
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- electromagnetic induction
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Abstract
The utility model discloses a butterfly-shaped electromagnetic induction sealing gasket easy to pull open, which is formed by compounding a heat-sealing bottom layer, an aluminum foil layer, a heat-insulating layer and a film top layer, wherein a first film folding layer and a second film folding layer are arranged between the heat-insulating layer and the film top layer, and the first film folding layer and the second film folding layer are both in a state of laminating and folding with outward openings, so that when the butterfly-shaped electromagnetic induction sealing gasket is lifted upwards and folded, the upper half parts of the first film folding layer and the second film folding layer are in a half-open state or an upward laminating state together with the film top layer adhered with the first film folding layer; because the first film folding layer and the second film folding layer which are attached and folded in half and have outward openings are adopted, a user can easily lift up the first film folding layer and the second film folding layer which are folded upwards with fingers and pinch the upper parts of the first film folding layer and the second film folding layer and pull the first film folding layer and the second film folding layer together with the film top layer adhered with the first film folding layer and the second film folding layer, the electromagnetic induction sealing gasket is easily uncovered or torn from the bottle opening of the container, and the experience feeling is better.
Description
Technical Field
The utility model relates to a container bottleneck sealing member field especially relates to an electromagnetic induction that butterfly easily pulls open seals gasket.
Background
Electromagnetic induction seals gasket, a medicine, health products, food, flavouring, cosmetics, the gasket that seals that trades such as washing article adopted mostly when the sealed container bottleneck, it seals equipment through electromagnetic induction, utilize the electromagnetic induction principle, heat the aluminium foil layer in sealing the gasket, thereby make the plastic film that contacts with the container bottleneck be heated and melt, and realize the sealing connection to the container bottleneck, and then block the content and the long-term contact of outside air of container, play effectual quality guarantee effect with the content to the container, be convenient for transportation and storage.
However, the existing electromagnetic induction sealing gasket is difficult to directly uncover and pull open, and users often need to cut or puncture the electromagnetic induction sealing gasket at the bottle mouth of the container by using relatively sharp tools such as blades and scissors, so that the use of the users is very inconvenient, the experience feeling is poor, and even certain potential safety hazards exist.
Therefore, there is still a need for improvement and development of the prior art.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides an electromagnetic induction that butterfly easily pulled open seals gasket, takes off easily and pulls open, experiences and feels better, and can avoid the potential safety hazard.
The technical scheme of the utility model as follows: a butterfly-shaped electromagnetic induction sealing gasket easy to pull open is formed by compounding a heat-sealing bottom layer, an aluminum foil layer, a heat-insulating layer and a film top layer, wherein the heat-sealing bottom layer is used for being in contact with a container bottle opening, the aluminum foil layer is positioned between the heat-sealing bottom layer and the heat-insulating layer, and the heat-insulating layer is positioned between the aluminum foil layer and the film top layer; wherein: and a first film folding layer and a second film folding layer are arranged between the heat insulation layer and the film top layer, are in a state of being folded in a fitting manner and with outward openings, and are used for enabling the upper half parts of the first film folding layer and the second film folding layer to be in a half-open state or an upward fitting state together with the film top layer adhered to the first film folding layer and the second film folding layer when being lifted and folded upwards.
The easy electromagnetic induction who pulls open of butterfly seal the gasket, wherein: the film is folded and folded to form a square-shaped film folding layer with upward folding seams, the film folding layers are arranged in parallel, and two adjacent film folding layers form a first film folding layer and a second film folding layer of the same electromagnetic induction sealing gasket after being punched.
The easy electromagnetic induction who pulls open of butterfly seal the gasket, wherein: the folding line of the first film folding layer is parallel to the folding line of the second film folding layer.
The easy electromagnetic induction who pulls open of butterfly seal the gasket, wherein: the projection area of the folded first film folding layer is equal to the projection area of the folded second film folding layer.
The easy electromagnetic induction who pulls open of butterfly seal the gasket, wherein: and a barrier layer for preventing the content of the container from permeating into the aluminum foil layer is compounded between the heat-sealing bottom layer and the aluminum foil layer.
The easy electromagnetic induction who pulls open of butterfly seal the gasket, wherein: and a PET film layer for adjusting the thickness of the electromagnetic induction sealing gasket is compounded between the aluminum foil layer and the thermal insulation layer.
The easy electromagnetic induction who pulls open of butterfly seal the gasket, wherein: glue with the peel strength of more than 4N/10mm is smeared between the heat-seal bottom layer and the aluminum foil layer, between the aluminum foil layer and the heat-insulating layer, between the heat-insulating layer and the first film folding layer and the second film folding layer, and between the first film folding layer and the film top layer and between the second film folding layer and the film top layer, and is bonded.
The utility model provides an electromagnetic induction sealing gasket that butterfly easily pulls open, owing to adopted and all be laminating fifty percent discount and open outwards first film folded layer and second film folded layer, the user just can easily lift with the finger and pinch tight the first film folded layer that upwards folds and the upper half of second film folded layer and pull together with its adhesive film top layer when using, just easily take off or tear whole electromagnetic induction sealing gasket from the bottleneck of container, experience is felt better; and the bottle cap does not need to use sharp tools such as blades and scissors, avoids potential safety hazards, and is very suitable for sealing the bottle mouth of a container in the industries of medicine, health products, food, seasonings, cosmetics, washing products and the like.
Drawings
FIG. 1 is a schematic layer structure diagram of an embodiment of a butterfly-shaped easy-to-open electromagnetic induction sealing gasket of the present invention;
FIG. 2 is a half-opened state of FIG. 1 when the upper part of the present invention is lifted;
FIG. 3 is a top view of the present invention in FIG. 1, with the upper portion thereof being closed;
FIG. 4 is a schematic layer structure diagram of an embodiment of the butterfly-shaped easy-to-open electromagnetic induction sealing gasket of the present invention in the manufacturing process;
Figure 5 is a schematic top view of the invention of figure 4 with a circular punch cut line;
FIG. 6 is a schematic diagram of the butterfly-shaped easy-to-open electromagnetic induction sealing gasket according to the embodiment of the present invention;
reference numbers in the figures: the heat-sealing bottom layer 1, the aluminum foil layer 2, the heat-insulating layer 3, the first film folding layer 4a, the second film folding layer 4b, the film top layer 5, the glue layer 6, the first compound body 11, the second compound body 12, the part 13 which can be pinched by a user's finger, the electromagnetic induction sealing gasket 14, the container 15, the folding lines (16a and 16b), the folding lines (17a and 17b) and the circular punching line 18.
Detailed Description
The following detailed description and examples of the present invention are provided in connection with the accompanying drawings, which are set forth for the purpose of illustration only and are not intended to limit the invention.
As shown in fig. 1, fig. 1 is a schematic layer structure diagram of an embodiment of a butterfly-shaped easy-to-open electromagnetic induction sealing gasket of the present invention, which is mainly formed by compounding a heat-sealing bottom layer 1, an aluminum foil layer 2, a heat-insulating layer 3, a first film folding layer 4a, a second film folding layer 4b and a film top layer 5; the heat-seal bottom layer 1 is used for being in contact with the opening of a container, and plays a role in bonding and sealing with the opening of the container after being heated and melted; the aluminum foil layer 2 is positioned between the heat-seal bottom layer 1 and the heat-insulating layer 3, is used for generating heat under the action of electromagnetic induction and transferring the heat to the heat-seal bottom layer 1 through the heat conduction action, so that the heat-seal bottom layer 1 is heated, melted and bonded with the bottle mouth of the container; the heat insulation layer 3 is positioned on the aluminum foil layer 2 and used for preventing heat generated by the aluminum foil layer 2 from being transferred to the film top layer 5 so as to prevent the film top layer 5 from being adhered to a bottle cap screwed or buckled at the bottle mouth of the container to influence opening; the first film folding layer 4a and the second film folding layer 4b are both located between the heat insulation layer 3 and the film top layer 5, and the first film folding layer 4a and the second film folding layer 4b are both in a state of being folded in a laminating manner and having an outward opening, so that when the film is lifted and folded upwards, the upper half parts of the first film folding layer 4a and the second film folding layer 4b, together with the film top layer 5 adhered thereto, present butterfly wings similar to a half-open state or a state of being attached upwards, and can swing freely like the wings of a butterfly, so that the butterfly is called a butterfly shape, as shown in fig. 2 and 3, fig. 2 is a half-open state when the upper part of the butterfly is lifted, and fig. 3 is an upward attaching state when the upper part of the butterfly is closed.
The user just can easily lift and pinch the first film folded layer 4a that upwards folds and the first half of second film folded layer 4b with the finger when using, together with the film top layer 5 rather than the adhesion, and pull in arbitrary direction in left right side or the slant, from this, just take off whole electromagnetic induction sealing gasket from the bottleneck of container and pull open very easily, experience is felt better, and need not to use instruments such as comparatively sharp blade, scissors, has avoided the potential safety hazard, be particularly suitable for trades such as medicine, health products, food, flavouring, cosmetics, articles for washing and seal the bottleneck of container.
Of course, the user can also lift and pull the entire electromagnetic induction sealing gasket from the bottle mouth of the container by only lifting and pinching the upper half of any one of the first folded film layer 4a (or the second folded film layer 4b) and pulling together with the film top layer 5 adhered thereto; it is clear that the user is more labour-saving by lifting and pinching the upper half of the folded-up first and second folded layers of film 4a, 4b and pulling it with the top layer of film 5 adhered to it.
the utility model discloses among the preferred embodiment of the easy electromagnetic induction who pulls open of butterfly seal gasket between heat-seal bottom 1 and aluminium foil layer 2, between aluminium foil layer 2 and insulating layer 3, between insulating layer 3 and first film folded layer 4a and the second film folded layer 4b, all scribble glue layer 6 and bond between first film folded layer 4a and the second film folded layer 4b and the film top layer 5, and the peel strength of the glue that uses is more than 4N 10 mm.
Meanwhile, in order to facilitate the use of children and old people, the opening control of the heat-seal bottom layer 1 and the bottle opening of the container is preferably controlled between 2N and 3N after sealing, and the opening control can be realized by changing the bonding force of the heat-seal bottom layer 1.
As shown in fig. 4 and 5, fig. 4 is a schematic layer structure diagram of an embodiment of the butterfly-shaped easy-to-open electromagnetic induction sealing gasket of the present invention in a manufacturing process, and fig. 4 only shows a partial unit for manufacturing one (or one row) of sealing gaskets; fig. 5 is a schematic top view of the present invention in fig. 4 with circular die cut lines, and fig. 4 shows only a partial unit for die cutting a row of three rows of circular sealing gaskets.
The utility model discloses the preparation link of the easy electromagnetic induction who pulls open of butterfly seals the gasket can go on with the mode of coiled material on dry-type compounding machine, and specific process is:
Folding and folding the film in the form of coiled material according to the specified size and spacing to form a film folding layer with upward folding seams 16a (or 16b) in a shape of a Chinese character kou, and rolling the film into coiled material in a strip shape for later use;
Firstly, gluing a heat-seal bottom layer 1 in a coiled material form, and then adhering the heat-seal bottom layer with an aluminum foil layer 2 in the coiled material form to obtain a first complex 11 coiled material;
Gluing the first composite body 11 coiled material, and then bonding the first composite body with the coiled material type heat insulation layer 3 to obtain a second composite body 12 coiled material;
The second composite 12 web and the film top layer 5 in web form are then simultaneously glued, after which a plurality of folded layers of film in web form are sandwiched side by side for bonding, resulting in a web of electromagnetic induction sealing gasket 14.
Finally, the coiled material of the electromagnetic induction sealing gasket 14 is sent to a special circular cutting die on a punching machine tool for punching, so that the folding lines 17a (and 17b) of two adjacent film folding layers are positioned at the circle center of a circular cutting die (namely, a circular punching line 18 in fig. 5), and the circular electromagnetic induction sealing gasket 14 is obtained.
it should be noted that a plurality of folded and folded strip-shaped folded film layers in a square shape are arranged side by side, and two adjacent folded film layers can form the first folded film layer 4a and the second folded film layer 4b of the same (or the same row) electromagnetic induction sealing gasket 14 only after being punched.
preferably, the fold-line 17a of the first folded film layer 4a is parallel to the fold-line 17b of the second folded film layer 4b, thereby maximizing the concentration of the pulling force of the user.
preferably, the projection area of the folded first film folding layer 4a is equal to the projection area of the folded second film folding layer 4b, so that the user can conveniently pinch the film with thumb and forefinger to exert force, and waste of film materials during typesetting is avoided; of course, the projection area of the first film folded layer 4a and the second film folded layer 4b after being folded in half can be adjusted at will to meet the personalized requirements of users.
The butterfly-shaped easy-to-pull electromagnetic induction sealing gasket of the utility model can utilize an electromagnetic induction sealing machine at the sealing ring joint, and the circular electromagnetic induction sealing gasket 14 is firstly arranged in the bottle cap, so that one surface of the film top layer 5 is contacted with the inner top surface of the bottle cap; then the bottle cap provided with the electromagnetic induction sealing gasket 14 is buckled or screwed on the bottle mouth of the container; and then opening an electromagnetic induction sealing machine, heating the aluminum foil layer 2 by utilizing the electromagnetic induction principle, melting the heat sealing bottom layer 1 to adhere the bottle mouth of the container for sealing, and packaging, storing and transporting after natural cooling.
Referring to fig. 6, fig. 6 is a schematic diagram illustrating the butterfly-shaped easy-to-open electromagnetic-induction sealing gasket according to an embodiment of the present invention, after the bottle cap fastened to the mouth of the container 15 is opened, the upper portions of the first and second folded films 4a and 4b of the electromagnetic-induction sealing gasket 14 can be lifted upwards together with the film top layer 5 adhered thereto (i.e., the portion 13 in fig. 4 and 6 that can be pinched by a user's finger), so as to be pinched by a finger, and the lower portions of the first and second folded films 4a and 4b cannot be lifted due to being adhered to the heat-insulating layer 3 in fig. 2; at this time, the user can pull the bottom layer 1 in any other direction, such as left or right, or upward, so as to gradually separate the bottom layer from the mouth of the container 15, and further pull open the entire electromagnetic induction sealing gasket 14; since the portions 13 that can be pinched by the user's fingers each contain two layers of film, they are very tough and difficult to break.
Preferably, a barrier layer (not shown) is further compounded between the heat-sealed bottom layer 1 and the aluminum foil layer 2 for preventing the contents of the container from penetrating into the aluminum foil layer 2 to react with the aluminum foil layer.
Preferably, a PET film layer (not shown) can be further compounded between the aluminum foil layer 2 and the thermal insulation layer 3, on one hand, the thickness of the whole electromagnetic induction sealing gasket can be adjusted by changing the thickness of the PET film layer, and on the other hand, the stiffness of the whole electromagnetic induction sealing gasket can be improved, so that the electromagnetic induction sealing gasket is not curled after being punched into a wafer.
The utility model discloses among the preferred embodiment of the easy electromagnetic induction who pulls open of butterfly seal gasket heat-seal bottom 1 and barrier layer between, between barrier layer and the aluminium foil layer 2, between aluminium foil layer 2 and the PET thin layer, all scribble the glue layer and bond between PET thin layer and the insulating layer 3, and the peel strength of the glue that uses is more than 4N 10 mm.
in addition, suitable trademarks and graphics may be printed on the top film layer 5 to improve product visibility and resolution.
it should be understood that the above-mentioned embodiments are only preferred embodiments of the present invention, and are not intended to limit the technical solutions of the present invention, and those skilled in the art can add, subtract, replace, change or modify the above-mentioned embodiments within the spirit and principle of the present invention, and all such additions, substitutions, changes or modifications should fall within the scope of the appended claims.
Claims (7)
1. A butterfly-shaped electromagnetic induction sealing gasket easy to pull open is formed by compounding a heat-sealing bottom layer, an aluminum foil layer, a heat-insulating layer and a film top layer, wherein the heat-sealing bottom layer is used for being in contact with a container bottle opening, the aluminum foil layer is positioned between the heat-sealing bottom layer and the heat-insulating layer, and the heat-insulating layer is positioned between the aluminum foil layer and the film top layer; the method is characterized in that: and a first film folding layer and a second film folding layer are arranged between the heat insulation layer and the film top layer, are in a state of being folded in a fitting manner and with outward openings, and are used for enabling the upper half parts of the first film folding layer and the second film folding layer to be in a half-open state or an upward fitting state together with the film top layer adhered to the first film folding layer and the second film folding layer when being lifted and folded upwards.
2. the butterfly-shaped easy-to-open electromagnetic induction seal gasket of claim 1, characterized in that: the film is folded and folded to form a square-shaped film folding layer with upward folding seams, the film folding layers are arranged in parallel, and two adjacent film folding layers form a first film folding layer and a second film folding layer of the same electromagnetic induction sealing gasket after being punched.
3. The butterfly-shaped easy-to-open electromagnetic induction seal gasket of claim 1, characterized in that: the folding line of the first film folding layer is parallel to the folding line of the second film folding layer.
4. The butterfly-shaped easy-to-open electromagnetic induction seal gasket of claim 3, characterized in that: the projection area of the folded first film folding layer is equal to the projection area of the folded second film folding layer.
5. The butterfly-shaped easy-to-open electromagnetic induction seal gasket of claim 1, characterized in that: and a barrier layer for preventing the content of the container from permeating into the aluminum foil layer is compounded between the heat-sealing bottom layer and the aluminum foil layer.
6. the butterfly-shaped easy-to-open electromagnetic induction seal gasket of claim 1, characterized in that: and a PET film layer for adjusting the thickness of the electromagnetic induction sealing gasket is compounded between the aluminum foil layer and the thermal insulation layer.
7. the butterfly-shaped easy-to-open electromagnetic induction seal gasket of claim 1, characterized in that: glue with the peel strength of more than 4N/10mm is smeared between the heat-seal bottom layer and the aluminum foil layer, between the aluminum foil layer and the heat-insulating layer, between the heat-insulating layer and the first film folding layer and the second film folding layer, and between the first film folding layer and the film top layer and between the second film folding layer and the film top layer, and is bonded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920552506.1U CN209739739U (en) | 2019-04-23 | 2019-04-23 | Butterfly-shaped electromagnetic induction sealing gasket easy to pull open |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920552506.1U CN209739739U (en) | 2019-04-23 | 2019-04-23 | Butterfly-shaped electromagnetic induction sealing gasket easy to pull open |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209739739U true CN209739739U (en) | 2019-12-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920552506.1U Active CN209739739U (en) | 2019-04-23 | 2019-04-23 | Butterfly-shaped electromagnetic induction sealing gasket easy to pull open |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209739739U (en) |
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2019
- 2019-04-23 CN CN201920552506.1U patent/CN209739739U/en active Active
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