CN212951929U - Novel lunch box with cover - Google Patents
Novel lunch box with cover Download PDFInfo
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- CN212951929U CN212951929U CN202021501698.2U CN202021501698U CN212951929U CN 212951929 U CN212951929 U CN 212951929U CN 202021501698 U CN202021501698 U CN 202021501698U CN 212951929 U CN212951929 U CN 212951929U
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- shaped connecting
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Abstract
The utility model provides a novel lunch-box with cover, includes box body and lid, and the back side edge of lid is along a body coupling, its characterized in that through the back side edge of connecting portion with the box body: the connecting part consists of a first strip-shaped connecting piece, a second strip-shaped connecting piece and a third strip-shaped connecting piece; one side edge of the first strip-shaped connecting sheet is integrally connected with the rear side edge of the box body, the other side edge of the first strip-shaped connecting sheet is integrally connected with one side edge of the second strip-shaped connecting sheet, the other side edge of the second strip-shaped connecting sheet is integrally connected with one side edge of the third strip-shaped connecting sheet, and the other side edge of the third strip-shaped connecting sheet is integrally connected with the rear side edge of the box cover; when the box cover is opened, the first strip-shaped connecting sheet, the second strip-shaped connecting sheet and the third strip-shaped connecting sheet jointly enclose a strip-shaped groove with an upward opening; the middle position of the second strip-shaped connecting sheet is provided with a crease with left and right directions. The utility model discloses when using, the lid can cover box body open-top reliably, and sealing performance is better.
Description
Technical Field
The utility model relates to a container, concretely relates to novel lunch-box with cover.
Background
The lunch box with a cover, which is made of sheets such as plastic sheets through thermoforming, is widely applied to the catering industry and the retail industry at present. The lunch box with the cover generally comprises a box body and a box cover, wherein the rear side edge of the box cover is integrally connected with the rear side edge of the box body through a connecting part, the front side edge of the box body is provided with an inserting hole, and the front side edge of the box cover is provided with an inserting piece. The connecting portion between box body and the lid in current take lid lunch-box, its height position is the same as box body open-top's border parallel and level, and its thickness is slightly less than the thickness of box body, lid usually. When the box cover is required to be covered, the box cover is covered on the opening at the top of the box body after being overturned for a certain angle around the connecting part, and the inserting pieces are inserted into the inserting holes. After this kind of plastics lunch-box covered the lid, the lid has certain resilience force, relies on the inserted sheet to insert in the jack and with lid rigidity to prevent that the lid from popping out, however, receive the restriction of inserted sheet self intensity, the resilience force of lid often is difficult to overcome to the inserted sheet in the use, leads to the inserted sheet to break away from the jack, and the lid is reopened, and its sealing performance is not good enough. In addition, the connecting part is easily torn under the action of resilience force.
Disclosure of Invention
The utility model aims to solve the technical problem that a novel lunch-box with a cover is provided, the lid can cover the box body open-top reliably when this kind of novel lunch-box with a cover uses, and sealing performance is better. The technical scheme is as follows:
the utility model provides a novel lunch-box with cover, includes box body and lid, and the back side edge of lid is along the back side edge body coupling through connecting portion and box body, and the preceding side edge of box body is equipped with the jack, and the preceding side edge of lid is equipped with inserted sheet, its characterized in that: the connecting part consists of a first strip-shaped connecting piece, a second strip-shaped connecting piece and a third strip-shaped connecting piece, and the first strip-shaped connecting piece, the second strip-shaped connecting piece and the third strip-shaped connecting piece extend along the left-right direction; one side edge of the first strip-shaped connecting sheet is integrally connected with the rear side edge of the box body, the other side edge of the first strip-shaped connecting sheet is integrally connected with one side edge of the second strip-shaped connecting sheet, the other side edge of the second strip-shaped connecting sheet is integrally connected with one side edge of the third strip-shaped connecting sheet, and the other side edge of the third strip-shaped connecting sheet is integrally connected with the rear side edge of the box cover; when the box cover is opened, the first strip-shaped connecting sheet, the second strip-shaped connecting sheet and the third strip-shaped connecting sheet jointly enclose a strip-shaped groove with an upward opening; the middle position of the second strip-shaped connecting sheet is provided with a crease with left and right directions.
When the lid closes on the box body open-top, the second bar connection piece is buckled along the crease, the lid, third bar connection piece and second bar connection piece are close to half one of third bar connection piece and are together around the crease upset towards the box body, the lid closes the cross sectional shape of lid back connecting portion and is the quadrangle (second bar connection piece is in half two of crease both sides, first bar connection piece, third bar connection piece constitutes these tetragonal four limits respectively), because pass through this connecting portion transition between lid and the box body, consequently, can reduce the resilience force of lid greatly, make the lid cover box body open-top reliably, sealing performance is better.
In the preferred scheme, be equipped with sealed bulge loop on the lower surface of above-mentioned lid, the lateral wall of sealed bulge loop and box body open-top's inside wall shape and size phase-match. When the novel lunch box with the cover is formed by using the sheet, the position, corresponding to the sealing convex ring, on the upper surface of the box cover is an annular groove. The sealing convex ring is not only favorable for enhancing the sealing effect (the outer side wall of the sealing convex ring is in close contact with the inner side wall of the top opening of the box body when the box cover is covered), but also plays a role in enhancing the strength of the box cover (similar to a reinforcing rib).
In a more preferred scheme, the top of the inner side wall of the box body is provided with an annular limiting step, and the shape and the size of the annular limiting step are matched with those of the sealing convex ring. When the box cover is covered, the bottom surface of the sealing convex ring is contacted with the annular limiting step. In addition, the annular limiting step can also play a role in enhancing the strength of the box body (similar to a reinforcing rib).
In the preferred scheme, a plurality of box body strip-shaped reinforcing ribs moving up and down are arranged on the side wall of the box body, and the box body strip-shaped reinforcing ribs are arranged along the circumferential direction of the box body. Under the condition that the box body is rectangular, a plurality of box body strip-shaped reinforcing ribs which move up and down are respectively arranged on the front side wall, the rear side wall, the left side wall and the right side wall of the box body. The lower end of each box body strip-shaped reinforcing rib can extend to the bottom of the box body. Above-mentioned box body bar strengthening rib can strengthen the intensity of box body.
In the preferred scheme, the middle part of the upper surface of the box cover is provided with a raised part, the side wall of the raised part is provided with a plurality of box cover strip-shaped reinforcing ribs which move up and down, and the box cover strip-shaped reinforcing ribs are arranged along the circumferential direction of the raised part. Under the condition that the box cover is rectangular, the bulge part is approximately rectangular, and a plurality of box cover strip-shaped reinforcing ribs which run up and down are respectively arranged on the front side wall, the rear side wall, the left side wall and the right side wall of the bulge part. The upper end of each box cover strip-shaped reinforcing rib can extend to the top of the bulge part. Above-mentioned lid bar strengthening rib can strengthen the intensity of lid. When the novel lunch box with the cover is formed by the sheet, the cavity is formed at the position, corresponding to the bulge part, of the lower surface of the box cover, so that the volume of the whole novel lunch box with the cover can be increased.
The utility model discloses because set up the connecting portion of constituteing by first bar connection piece, second bar connection piece and third bar connection piece between lid and the box body, and the intermediate position of second bar connection piece is equipped with the crease of controlling the trend, when using, can reduce the resilience force of lid greatly behind the lid closes the lid, makes the lid cover box body open-top reliably, and sealing performance is better.
Drawings
Fig. 1 is a schematic structural view (a state that a box cover is opened) of a preferred embodiment of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is a top view of FIG. 1;
fig. 4 is a schematic view showing a state of the coupling part after the cover is closed.
Detailed Description
As shown in figures 1-3, the novel lunch box with the cover comprises a box body 1 and a box cover 2, wherein the rear side edge of the box cover 2 is integrally connected with the rear side edge of the box body 1 through a connecting part 3, the front side edge of the box body 1 is provided with a jack 4, and the front side edge of the box cover 2 is provided with an insert piece 5. The connecting part 3 consists of a first strip-shaped connecting piece 31, a second strip-shaped connecting piece 32 and a third strip-shaped connecting piece 33, and the first strip-shaped connecting piece 31, the second strip-shaped connecting piece 32 and the third strip-shaped connecting piece 33 extend along the left-right direction; one side edge of the first strip-shaped connecting sheet 31 is integrally connected with the rear side edge of the box body 1, the other side edge of the first strip-shaped connecting sheet 31 is integrally connected with one side edge of the second strip-shaped connecting sheet 32, the other side edge of the second strip-shaped connecting sheet 32 is integrally connected with one side edge of the third strip-shaped connecting sheet 33, and the other side edge of the third strip-shaped connecting sheet 33 is integrally connected with the rear side edge of the box cover 2; when the box cover 2 is opened, the first strip-shaped connecting piece 31, the second strip-shaped connecting piece 32 and the third strip-shaped connecting piece 33 jointly enclose a strip-shaped groove 34 with an upward opening; the middle position of the second strip-shaped connecting piece 32 is provided with a crease 35 which runs left and right.
The novel lunch box with the cover can be made by adopting a sheet material (such as a plastic sheet material) through thermoforming and shearing.
The lower surface of the box cover 2 is provided with a sealing convex ring 21, and the outer side wall of the sealing convex ring 21 is matched with the shape and the size of the inner side wall of the top opening 11 of the box body. A ring-shaped groove is formed on the upper surface of the case cover 2 at a position corresponding to the sealing protrusion ring 21. The top of the inner side wall of the box body 1 is provided with an annular limiting step 12, and the shape and the size of the annular limiting step 12 are matched with those of the sealing convex ring 21.
The side wall of the box body 1 is provided with a plurality of box body strip-shaped reinforcing ribs 13 which move up and down, and the box body strip-shaped reinforcing ribs 13 are arranged along the circumferential direction of the box body 1. In this embodiment, the box body 1 is rectangular, and a plurality of box body strip-shaped reinforcing ribs 13 which run up and down are respectively arranged on the front side wall 14, the rear side wall 15, the left side wall 16 and the right side wall 17 of the box body 1. The lower end of each box body strip-shaped reinforcing rib 13 extends to the bottom 18 of the box body.
The middle part of the upper surface of the box cover 2 is provided with a bulge part 23, the side wall of the bulge part 23 is provided with a plurality of box cover strip-shaped reinforcing ribs 22 which run up and down, and the box cover strip-shaped reinforcing ribs are arranged along the circumferential direction of the bulge part 23. In this embodiment, the box cover 2 is rectangular, the raised portion 23 is substantially rectangular, and a plurality of box cover strip-shaped reinforcing ribs 22 extending up and down are respectively disposed on the front side wall 231, the rear side wall 232, the left side wall 233 and the right side wall 234 of the raised portion 23. The upper end of each lid strip 22 extends to the top 235 of the ridge 23. The lower surface of the box cover 2 is provided with a cavity corresponding to the bulge part 23, so that the volume of the whole novel lunch box with the cover can be increased.
When the box cover 2 covers the top opening 11 of the box body, the second strip-shaped connecting sheet 32 is bent along the crease 35, the box cover 2, the third strip-shaped connecting sheet 33 and the half part 321 of the second strip-shaped connecting sheet 32 close to the third strip-shaped connecting sheet 33 are turned around the crease 35 towards the box body 1, referring to fig. 4, the cross section of the connecting part 3 after the box cover is covered is quadrilateral (the two half parts 321 and 322 of the second strip-shaped connecting sheet at the two sides of the crease, the first strip-shaped connecting sheet 31 and the third strip-shaped connecting sheet 33 respectively form four sides of the quadrilateral), and the resilience of the box cover 2 can be greatly reduced due to the transition between the box cover 2 and the box body 1 through the connecting part 3, so that the box cover 2 can reliably cover the top opening 11 of the box body, the sealing performance is.
When the box cover 2 is covered, the outer side wall of the sealing convex ring 21 is in close contact with the inner side wall of the top opening 11 of the box body, and the bottom surface of the sealing convex ring 21 is in contact with the annular limiting step 12.
Claims (9)
1. The utility model provides a novel lunch-box with cover, includes box body and lid, and the back side edge of lid is along the back side edge body coupling through connecting portion and box body, and the preceding side edge of box body is equipped with the jack, and the preceding side edge of lid is equipped with inserted sheet, its characterized in that: the connecting part consists of a first strip-shaped connecting piece, a second strip-shaped connecting piece and a third strip-shaped connecting piece, and the first strip-shaped connecting piece, the second strip-shaped connecting piece and the third strip-shaped connecting piece extend along the left-right direction; one side edge of the first strip-shaped connecting sheet is integrally connected with the rear side edge of the box body, the other side edge of the first strip-shaped connecting sheet is integrally connected with one side edge of the second strip-shaped connecting sheet, the other side edge of the second strip-shaped connecting sheet is integrally connected with one side edge of the third strip-shaped connecting sheet, and the other side edge of the third strip-shaped connecting sheet is integrally connected with the rear side edge of the box cover; when the box cover is opened, the first strip-shaped connecting sheet, the second strip-shaped connecting sheet and the third strip-shaped connecting sheet jointly enclose a strip-shaped groove with an upward opening; the middle position of the second strip-shaped connecting sheet is provided with a crease with left and right directions.
2. The new lunch box with a cover as claimed in claim 1, wherein: and a sealing convex ring is arranged on the lower surface of the box cover, and the shape and the size of the outer side wall of the sealing convex ring are matched with those of the inner side wall of the top opening of the box body.
3. The new lunch box with a cover as claimed in claim 2, wherein: the top of the inner side wall of the box body is provided with an annular limiting step, and the shape and the size of the annular limiting step are matched with those of the sealing convex ring.
4. A new lunch box with a cover as claimed in any one of claims 1 to 3, wherein: the lateral wall of the box body is provided with a plurality of box body strip-shaped reinforcing ribs moving up and down, and the box body strip-shaped reinforcing ribs are arranged along the circumferential direction of the box body.
5. The new lunch box with a cover as claimed in claim 4, wherein: the box body is rectangular, and a plurality of box body strip-shaped reinforcing ribs moving up and down are respectively arranged on the front side wall, the rear side wall, the left side wall and the right side wall of the box body.
6. The new lunch box with a cover as claimed in claim 4, wherein: the lower end of each box body strip-shaped reinforcing rib extends to the bottom of the box body.
7. A new lunch box with a cover as claimed in any one of claims 1 to 3, wherein: the middle part of the upper surface of the box cover is provided with a bulge part, the side wall of the bulge part is provided with a plurality of box cover bar-shaped reinforcing ribs moving up and down, and the box cover bar-shaped reinforcing ribs are arranged along the circumferential direction of the bulge part.
8. The new lunch box with a cover as claimed in claim 7, wherein: the lid is the rectangle, and the uplift portion is the rectangle, is equipped with a plurality of lid bar strengthening ribs that move towards from top to bottom on preceding lateral wall, back lateral wall, the left side wall and the right side wall of uplift portion respectively.
9. The new lunch box with a cover as claimed in claim 7, wherein: the upper end of each box cover strip-shaped reinforcing rib extends to the top of the bulge part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021501698.2U CN212951929U (en) | 2020-07-27 | 2020-07-27 | Novel lunch box with cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021501698.2U CN212951929U (en) | 2020-07-27 | 2020-07-27 | Novel lunch box with cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212951929U true CN212951929U (en) | 2021-04-13 |
Family
ID=75395968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021501698.2U Active CN212951929U (en) | 2020-07-27 | 2020-07-27 | Novel lunch box with cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212951929U (en) |
-
2020
- 2020-07-27 CN CN202021501698.2U patent/CN212951929U/en active Active
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