CN213464089U - Sealable aluminum foil lunch box - Google Patents
Sealable aluminum foil lunch box Download PDFInfo
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- CN213464089U CN213464089U CN202021366895.8U CN202021366895U CN213464089U CN 213464089 U CN213464089 U CN 213464089U CN 202021366895 U CN202021366895 U CN 202021366895U CN 213464089 U CN213464089 U CN 213464089U
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- upper cover
- flange
- bonding strip
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Abstract
The utility model relates to a sealable aluminum foil lunch box, which comprises a lunch box main body, wherein the lunch box main body comprises a box body and an upper cover or a box body, a flange extends from the top of the box body, a first groove is arranged on the top surface of the flange or a first groove is arranged on the bottom surface of the upper cover, when the lunch box main body comprises the box body, a first bonding strip is embedded in the first groove or is in a hollow groove shape, when the lunch box main body comprises the box body and the upper cover, and when the first groove is arranged on the top surface of the flange, a first bonding strip is embedded in the first groove or protrudes downwards from the bottom surface of the upper cover; when being equipped with first recess on the bottom surface of upper cover, upwards protruding on the top surface that first recess embedded was equipped with first bonding strip or flange has first bonding strip, the top surface of upper cover and flange is through first bonding strip hot pressing sealing connection, and the purpose is solved among the prior art no wrinkle cutlery box with high costs, and is not environmental protection, is unfavorable for retrieving, causes harm to user's health, has the problem that wrinkle cutlery box is sealed not tight.
Description
Technical Field
The utility model relates to a cutlery box technical field, concretely relates to sealable aluminium foil cutlery box.
Background
The existing aluminum foil lunch box mainly comprises a non-wrinkled aluminum foil lunch box and a wrinkled aluminum foil lunch box, wherein the non-wrinkled aluminum foil lunch box is formed by spraying a metal coating on the outside of an aluminum foil and laminating a plastic film inside the aluminum foil lunch box, although the non-wrinkled aluminum foil lunch box is easy to seal due to no wrinkles, the cost is high, taking 20g as an example, the actual cost of each product is more than 1 yuan, and the metal coating on the outer surface and the plastic film on the inner surface can cause great recycling difficulty and environmental pollution when being recycled, and toxic substances can still be generated when the plastic film on the inner surface contacts hotter food, so the non-wrinkled aluminum foil lunch box is not environment-friendly; the creased aluminum foil lunch box is an aluminum foil pressed creased aluminum foil lunch box, is a pure aluminum foil product, is simple to process and low in cost, takes 20g as an example, the actual cost of each creased aluminum foil lunch box product is only 0.58 yuan, and is easy to recover due to the pure aluminum foil product, and has less pollution than a non-creased aluminum foil lunch box.
Disclosure of Invention
To no wrinkle cutlery box among the prior art with high costs, not environmental protection is unfavorable for retrieving, causes harm to user's health, has the sealed not tight problem of wrinkle cutlery box, the utility model provides a sealable aluminium foil cutlery box, with low costs, sealed safety, the environmental protection does benefit to the recovery, can not cause harm to the health.
In order to realize the purpose, the technical scheme of the utility model is that:
a sealable aluminum foil lunch box comprises a lunch box body, wherein the lunch box body comprises a box body made of aluminum foil and an upper cover or a box body made of aluminum foil, the box body is of a box-shaped structure with an opening at the top and a closed bottom, a flange horizontally extends outwards from the outside of the opening at the top of the box body, a first groove which is sunken downwards is arranged on the top surface of the flange or a first groove which is protruded upwards is arranged on the bottom surface of the upper cover, and the first groove is an annular groove body with an opening at the upper part;
when the lunch box body comprises a box body made of aluminum foil, a first bonding strip protruding out of the top surface of the flange is embedded in the first groove or is in a hollow groove shape;
when the lunch box main body comprises a box body and an upper cover, the upper cover is arranged at the top opening of the box body, the shape of the upper cover is matched with the shape of the top opening of the box body, and when a first groove which is sunken downwards is arranged on the top surface of the flange, a first bonding strip which is protruded out of the top surface of the flange is embedded in the first groove or a first bonding strip which is matched with the first groove is protruded downwards on the bottom surface of the upper cover; when the bottom surface of the upper cover is provided with a first groove protruding upwards, a first bonding strip protruding out of the bottom surface of the upper cover is embedded in the first groove or a first bonding strip corresponding to the first groove is protruded upwards on the top surface of the flange; the upper cover is connected with the top surface of the flange in a hot-pressing sealing mode through a first bonding strip;
the first bonding strip is a strip body formed by food-grade hot melt adhesive in a curing mode.
Furthermore, the first groove is an annular groove body which is matched with the top opening of the box body in shape, the first bonding strip is an annular strip which is formed by butt joint of the tail end and the head end and is matched with the first groove, and the tail end or the head end of the first bonding strip extends to the outer side of the first bonding strip to form an extension strip.
Furthermore, the inner side of the first bonding strip is provided with a first pull wire extending out of the box body along one end of the top opening of the box body or the upper cover is provided with a first pull wire extending out of the box body at one end corresponding to the first groove.
Furthermore, the top surface of the flange is flush with the opening at the top of the box body, a plurality of bulges which are upwards protruded from the bottom of the box body are arranged in the box body, the top surfaces of the bulges are flush with the top surface of the flange, the bulges divide the box body into at least 2 cavities, when a first groove which is downwards sunken is arranged on the top surface of the flange, a second groove which is downwards sunken and is provided with an opening at the upper part is arranged on the top surface of the bulge, and a second bonding strip which is convexly protruded on the top surface is embedded in the second groove or a second bonding strip which is matched with the second groove is downwards protruded on the bottom surface of the upper cover; when the bottom surface of the upper cover is provided with a first groove which protrudes upwards, a second groove which is recessed upwards and has an opening below is arranged on the bottom surface of the upper cover corresponding to the protruding top surface, a second bonding strip which protrudes out of the bottom surface of the upper cover is embedded in the second groove or a second bonding strip which is corresponding to the second groove is protruded upwards on the protruding top surface, and the second bonding strip is a strip-shaped body solidified by food-grade hot melt adhesive.
Furthermore, the box body is a bowl, a basin or a disc structure which is made of aluminum foil with an opening at the upper part and is round, square, oval, rectangular, pentastar-shaped, heart-shaped, octagonal or polygonal.
Furthermore, the bulges in the box body are multiple, the bulges are parallel or intersected, when the bulges are intersected, the inner ends of the second bonding strips are connected, and when the bulges are intersected or parallel, the outer ends of the second bonding strips are connected with the inner side wall of the first bonding strip.
Further, the cross section of the first groove or the second groove is arc-shaped, prismatic or trapezoidal, and the upper opening of the cross section of the first groove or the second groove is smaller than the bottom of the first groove or the second groove.
Further, the first stay wire is a metal fiber wire.
Furthermore, a V-shaped groove wire drawing opening is formed in the position, corresponding to the first wire drawing, of the upper cover.
Further, a pull ring is arranged at the tail end of the first pull wire.
Through the technical scheme, the beneficial effects of the utility model are that:
1. place the box body top of filling with food with the upper cover, box body and upper cover are through first bonding strip or first bonding strip and second bonding strip hot pressing sealing connection, and are sealed safe, can not produce the seepage.
2. The utility model discloses a box body or box body and the last lid that are made by the aluminium foil constitute have the wrinkle cutlery box, do not contain plastic film, metallic coating, and the environmental protection does benefit to the recovery, can not cause harm, and is with low costs to the health.
3. The user holds the pull ring and tears, and the upper cover can separate with the box body, can not produce the broken ring power to the box body when separating box body and upper cover and lead to the meal to spill, opens the convenient laborsaving of upper cover.
4. When the box is recycled, only the first pull wire, the first bonding strip or the first bonding strip and the second bonding strip are required to be separated from the box body and the upper cover, the box can be completely recycled, the recycling is convenient, and impurities cannot be generated in the recycled lunch box.
Drawings
FIG. 1 is a perspective view of a case (rectangular) according to the present invention;
FIG. 2 is a front view (in cross section) of the case with protrusions (in the case of a rectangle) and the top cover of the present invention;
FIG. 3 is a top view of the raised case of the present invention (when rectangular);
FIG. 4 is an enlarged schematic view of FIG. 2A;
FIG. 5 is a perspective view of the upper cover (in the case of a rectangle) of the present invention;
FIG. 6 is a perspective view of the raised case (when oval) of the present invention;
fig. 7 is a perspective view of the upper cover (in the case of an oval shape) of the present invention;
FIG. 8 is a perspective view of the raised case (when square) of the present invention;
FIG. 9 is a perspective view of the raised circular bowl-shaped case of the present invention;
fig. 10 is a perspective view of the circular basin-shaped box of the present invention.
The reference numbers in the drawings are as follows: 1 is the box body, 2 is the upper cover, 2a is the mouth of acting as go-between, 3 is the flange, 4 is first recess, 5 is first bonding strip, 5a is the extension strip, 5b is first acting as go-between, 6 is the arch, 7 is the second recess, 8 is second bonding strip, 9 is the pull ring.
Detailed Description
The invention will be further explained with reference to the drawings and the detailed description below:
as shown in fig. 1 to 10, a sealable aluminum foil lunch box comprises a lunch box body, wherein the lunch box body comprises a box body 1 made of aluminum foil and an upper cover 2 or a box body 1 made of aluminum foil, the box body 1 is of a box-shaped structure with an open top and a closed bottom, a flange 3 is horizontally extended outwards from the outside of the open top of the box body 1, a first groove 4 which is recessed downwards is arranged on the top surface of the flange 3 or a first groove 4 which is raised upwards is arranged on the bottom surface of the upper cover 2, and the first groove 4 is an annular groove body with an open top.
When the lunch box body comprises the box body 1 made of aluminum foil, the first bonding strip 5 protruding out of the top surface of the flange 3 is embedded in the first groove 4 or is in a hollow groove shape.
When the lunch box main body comprises the box body 1 and the upper cover 2, the upper cover 2 is arranged at the top opening of the box body 1, the shape of the upper cover 2 is matched with the shape of the top opening of the box body 1, and when the top surface of the flange 3 is provided with the first groove 4 which is sunken downwards, the first bonding strip 5 which is protruded out of the top surface of the flange 3 is embedded in the first groove 4 or the first bonding strip 5 which is matched with the first groove 4 is protruded downwards on the bottom surface of the upper cover 2; when the bottom surface of the upper cover 2 is provided with the first groove 4 protruding upwards, the first groove 4 is embedded with a first bonding strip 5 protruding out of the bottom surface of the upper cover 2 or the top surface of the flange 3 is provided with a first bonding strip 5 protruding upwards corresponding to the first groove 4; the top cover 2 and the top surface of the flange 3 are connected through a first bonding strip 5 in a hot-press sealing mode.
The first adhesive strip 5 is a strip body solidified by food-grade hot melt adhesive.
The first groove 4 is an annular groove body which is matched with the top opening of the box body 1 in shape, the first bonding strip 5 is an annular strip which is formed by butt joint of a tail end and a head end and is matched with the first groove 4, and an extension strip 5a extends from the tail end or the head end of the first bonding strip 5 to the outer side of the first bonding strip 5.
The inner side of the first bonding strip 5 is provided with a first pull wire 5b extending out of the box body 1 along one end of the top opening of the box body 1 or a first pull wire 5b extending out of the box body 1 is arranged at the position of the upper cover 2 corresponding to the first groove 4.
The top surface of the flange 3 is flush with the top opening of the box body 1, a plurality of protrusions 6 which are upwards protruded from the bottom of the box body 1 are arranged in the box body 1, the top surfaces of the protrusions 6 are flush with the top surface of the flange 3, the protrusions 6 divide the interior of the box body 1 into at least 2 cavities, when the top surface of the flange 3 is provided with a first groove 4 which is downwards sunken, the top surface of the protrusion 6 is provided with a second groove 7 which is downwards sunken and is provided with an opening, and a second bonding strip 8 which is provided with the top surface of the protrusion 6 is embedded in the second groove 7 or a second bonding strip 8 which is matched with the second groove 7 is downwards protruded on the bottom surface of the upper cover 2; when be equipped with the bellied first recess 4 that makes progress on the bottom surface of upper cover 2, be equipped with the second recess 7 of the below open-ended that makes progress recess on the upper cover 2 bottom surface corresponding with arch 6 top surface, second recess 7 is embedded to be equipped with the second bonding strip 8 of the 2 bottom surfaces of protrusion upper cover or the arch of making progress on 6 top surfaces of protrusion has the second bonding strip 8 that matches and corresponds with second recess 7, second bonding strip 8 is the strip-shaped body that food level hot melt adhesive solidifies.
The box body 1 is a bowl, a basin or a disc structure which is made of aluminum foil with an opening at the upper part and is round, square, oval, rectangular, five-star-shaped, heart-shaped, octagonal or multi-prismatic.
The bulges 6 in the box body 1 are multiple, the bulges 6 are mutually parallel or intersected, when the bulges 6 are intersected, the inner ends of the second bonding strips 8 are mutually connected, and when the bulges 6 are intersected or mutually parallel, the outer ends of the second bonding strips 8 are connected with the inner side wall of the first bonding strip 5.
The cross section of the first groove 4 or the second groove 7 is arc-shaped, prismatic or trapezoidal, and the upper opening of the cross section is smaller than the bottom of the cross section.
The first stay wire 5b is a metal fiber wire.
And a V-shaped groove wire drawing port 2a is formed at the position of the upper cover 2 corresponding to the first wire drawing 5 b.
A pull ring 9 is arranged at the tail end of the first pull wire 5 b.
Place 1 tops of box body that contains full food with upper cover 2, box body 1 and upper cover 2 are through first bonding strip 5 or first bonding strip 5 and the 8 hot pressing sealing connection of second bonding strip, and are sealed safe, can not produce the seepage.
The utility model discloses a box body 1 or box body 1 and the crease cutlery box that constitutes of upper cover 2 made by the aluminium foil does not contain plastic film, metallic coating, and the environmental protection does benefit to the recovery, can not cause harm, and is with low costs to the health.
The user holds the pull ring 9 and tears, and upper cover 2 can separate with box body 1, can not produce broken ring power to box body 1 when separating box body 1 and upper cover 2 and lead to the meal to spill, opens the convenient laborsaving of upper cover 2.
When the box is recycled, only the first pull wire 5b, the first bonding strip 5 or the first bonding strip 5 and the second bonding strip 8 are required to be separated from the box body 1 and the upper cover 2, the box can be completely recycled, the recycling is convenient, and impurities cannot be generated in the recycled lunch box.
The present invention is not limited to the above embodiments, and any modifications or substitutions of the technical solutions of the present invention are within the protection scope of the present invention.
Claims (10)
1. A sealable aluminum foil lunch box comprises a lunch box body, wherein the lunch box body comprises a box body (1) made of aluminum foil and an upper cover (2) or a box body (1) made of aluminum foil, and the box body (1) is of a box-shaped structure with an open top and a closed bottom and is characterized in that a flange (3) horizontally extends outwards from the outside of the open top of the box body (1), a first groove (4) which is recessed downwards is formed in the top surface of the flange (3) or a first groove (4) which is raised upwards is formed in the bottom surface of the upper cover (2), and the first groove (4) is an annular groove body with an open top;
when the lunch box body comprises a box body (1) made of aluminum foil, the first groove (4) is embedded with a first bonding strip (5) protruding out of the top surface of the flange (3) or is in a groove shape;
when the lunch box main body comprises the box body (1) and the upper cover (2), the upper cover (2) is arranged at the top opening of the box body (1), the shape of the upper cover (2) is matched with the shape of the top opening of the box body (1), and when the top surface of the flange (3) is provided with the first groove (4) which is sunken downwards, the first bonding strip (5) which is protruded out of the top surface of the flange (3) is embedded in the first groove (4) or the first bonding strip (5) which is matched with the first groove (4) is protruded downwards on the bottom surface of the upper cover (2); when the bottom surface of the upper cover (2) is provided with a first groove (4) which protrudes upwards, a first bonding strip (5) which protrudes out of the bottom surface of the upper cover (2) is embedded in the first groove (4) or a first bonding strip (5) which corresponds to the first groove (4) protrudes upwards on the top surface of the flange (3); the top surfaces of the upper cover (2) and the flange (3) are connected through a first bonding strip (5) in a hot-pressing sealing manner;
the first bonding strip (5) is a strip body formed by solidifying food-grade hot melt adhesive.
2. A sealable aluminium foil lunch box according to claim 1, characterised in that the first groove (4) is an annular groove of a shape corresponding to the top opening of the box body (1), the first adhesive strip (5) is an annular strip of a shape corresponding to the first groove (4) formed by butt-joining the tail end and the head end, and the tail end or the head end of the first adhesive strip (5) has an extension strip (5 a) extending to the outside of the first adhesive strip (5).
3. A sealable aluminium foil lunch box according to claim 2, characterised in that the inside of the first adhesive strips (5) is provided with first pull lines (5 b) extending out of the box (1) along the open top end of the box (1) or the lid (2) is provided with first pull lines (5 b) having one end extending out of the box (1) in correspondence with the first recesses (4).
4. A sealable aluminum foil lunch box according to claim 3, wherein the top surface of the flange (3) is flush with the top opening of the box body (1), a plurality of protrusions (6) rising upwards from the bottom of the box body (1) are provided in the box body (1), the top surfaces of the protrusions (6) are flush with the top surface of the flange (3), the protrusions (6) divide the interior of the box body (1) into at least 2 cavities, when a first groove (4) sinking downwards is provided on the top surface of the flange (3), a second groove (7) sinking downwards and opening upwards is provided on the top surface of the protrusions (6), a second bonding strip (8) protruding the top surface of the protrusions (6) is embedded in the second groove (7) or a second bonding strip (8) matching the second groove (7) is protruded downwards and protruded on the bottom surface of the upper lid (2); when be equipped with the bellied first recess (4) that makes progress on the bottom surface of upper cover (2), be equipped with on upper cover (2) bottom surface corresponding with protruding (6) top surface and upwards cave in below open-ended second recess (7), second recess (7) are embedded to be equipped with the second bonding strip (8) of protrusion upper cover (2) bottom surface or upwards the arch on protruding (6) top surface have with second recess (7) match corresponding second bonding strip (8), second bonding strip (8) are the strip body that food level hot melt adhesive solidifies.
5. A sealable aluminium foil lunch box according to claim 4, characterised in that said box (1) is a round, square, oval, rectangular, pentastar, heart, octagon, polygonal bowl, basin, disc-like structure made of aluminium foil with an open top.
6. A sealable aluminium foil lunch box according to claim 5, characterised in that there are a plurality of protrusions (6) in the box body (1), the plurality of protrusions (6) being parallel or intersecting each other, the inner ends of the plurality of second adhesive strips (8) being interconnected when the plurality of protrusions (6) intersect, and the outer ends of the second adhesive strips (8) being interconnected with the inner side walls of the first adhesive strips (5) when the plurality of protrusions (6) intersect or are parallel to each other.
7. A sealable aluminum foil lunch box according to any of the claims 4-6, characterised in that the cross-section of the first groove (4) or the second groove (7) is circular arc, prismatic, trapezoidal with the upper mouth smaller than the bottom.
8. A sealable aluminium foil lunch box according to claim 3, characterised in that said first stay (5 b) is a metal fibre stay.
9. A sealable aluminium foil lunch box according to claim 3, characterised in that said upper lid (2) is provided with a V-groove stay mouth (2 a) corresponding to the first stay (5 b).
10. A sealable aluminium foil lunch box according to claim 3, characterised in that said first stay (5 b) has a tab (9) at its tail end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021366895.8U CN213464089U (en) | 2020-07-13 | 2020-07-13 | Sealable aluminum foil lunch box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021366895.8U CN213464089U (en) | 2020-07-13 | 2020-07-13 | Sealable aluminum foil lunch box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213464089U true CN213464089U (en) | 2021-06-18 |
Family
ID=76358553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021366895.8U Active CN213464089U (en) | 2020-07-13 | 2020-07-13 | Sealable aluminum foil lunch box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213464089U (en) |
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2020
- 2020-07-13 CN CN202021366895.8U patent/CN213464089U/en active Active
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