CN202642370U - Improved structure of fully-sealed ultrathin food container - Google Patents
Improved structure of fully-sealed ultrathin food container Download PDFInfo
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- CN202642370U CN202642370U CN 201220226279 CN201220226279U CN202642370U CN 202642370 U CN202642370 U CN 202642370U CN 201220226279 CN201220226279 CN 201220226279 CN 201220226279 U CN201220226279 U CN 201220226279U CN 202642370 U CN202642370 U CN 202642370U
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- groove
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- straight edge
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Abstract
The utility model discloses an improved structure of a fully-sealed ultrathin food container. The improved structure comprises a box cover which is square or approximately square and an open box body which are mutually adapted, wherein the box cover is provided with a downwards opened annular groove formed by an inner groove wall, a groove top, an outer groove wall; the box body is provided with a box opening composite edge formed by an inner straight edge, a flat edge and an outer straight edge, and the groove is sleeved and buckled on the box opening composite edge; the inner side surface of the inner groove wall of the groove is bonded with the outer side surface of the inner straight edge of the box opening composite edge, and the bonding part is provided with a buckling part to from an inner sealing structure; the inner side surface of the outer groove wall of the groove is provided with a bump which is used for buckling the lower end part of the outer straight edge of the box opening composite edge to form an anti-buckling part; the outer straight edge of the box opening composite edge downwards and outwards extends, and the lower end part of the outer straight edge is abutted against the inner side surface of the outer groove wall of the groove to form an outer sealing structure; the radiuses of arc chamfers of four corners of the box body are slightly smaller than the radiuses of the arc chamfers of four corners of the box cover; and the bump is kept away from the four corners of the box body. After the scheme is adopted, compared with the prior art, the improved structure of the fully-sealed ultrathin food container has the advantage of better sealing effect of the outer sealing structure.
Description
Technical field
The utility model relates to a kind of food and soup that can prevent and leaks and have the full closed superthin food container of high compressive strength.
Background technology
Traditional sealed food container, Sealed dining box such as the patent No. 86210848,87216769,89200752, the patent disclosures such as 94222756, its sealing arrangement is made of the catch gears such as buckle, clinching, spiral and packing element, all not only there is complex structure in these designs, the high in cost of production shortcoming, and be not suitable for the snack box of plastics, papery.The patent No. 89218416 discloses a kind of plastic picnic box, adopts the self-locking structure of two concavo-convex steps to replace the plane of original product to coincide so that snack box altogether after, not outer limit can not be opened voluntarily, and has improved sealing property.But this snack box is when extrusion, and lid and box body buckling parts branch produce the slit, can not prevent effectively that still soup juice is excessive.
Along with the continuous maturation of superthin plastic forming technique, the product that utilizes this technology to produce has excellent elastic plastics characteristic, and the elastic plastics characteristic of this excellence just is for the hermetically-sealed construction of super-thin plastic container has been created important engineering factor.The applicant's mandate patent of invention 200510042475.8 discloses a kind of have good sealing property and compressive strength, can effectively prevent the spill and leakage of food and soup, and when flexible box body is squeezed the full closed superthin food container of lid difficult drop-off.It comprises lid and uncovered box body, the lid edge extends upward the formation internal groove side wall, the horizontal outward in the upper end of internal groove side wall extends to form the groove top, the outer end on groove top downwards bending extends to form external groove sidevall, by internal groove side wall, the groove top, external groove sidevall consists of the annular ditch groove under shed, the box mouth of box body extends upward the formation inside straight edge, the horizontal outward in the upper end of inside straight edge extends to form flat edge, the outer end of flat edge downwards bending extends to form outside straight edge, by inside straight edge, flat edge, outside straight edge consists of box mouth complex edge, the groove cover is buckled in box mouth complex edge, the inside straight edge lateral surface of the internal groove side wall medial surface of groove and box mouth complex edge is fitted, and in the joint place latch part is set, has level to the projection of inner process on the external groove sidevall medial surface of groove, and the outside straight edge bottom of this projection keeper mouth complex edge, the downward outward-dipping extension of the outside straight edge of box mouth complex edge, and its bottom is held in the external groove sidevall medial surface of groove.
In this patent of invention, the inside straight edge lateral surface of the internal groove side wall medial surface of groove and box mouth complex edge is fitted and in the joint place latch part is set, and forms inner seal structure; The downward outward-dipping extension of the outside straight edge of box mouth complex edge and its bottom are held in the external groove sidevall medial surface of groove, form outer seal configuration; Have level on the external groove sidevall medial surface of groove to the outside straight edge bottom of the projection of inner process and this projection keeper mouth complex edge, form anti-tripping structure.Thereby realize good sealing property and compressive strength, can effectively prevent the spill and leakage of food and soup, and when flexible box body is squeezed the lid difficult drop-off.
This full closed superthin food container, container is among the embodiment of square structure, corresponding four angles supporting with box body of its lid are respectively arranged with the chamfering of circular arc, the chamfer radius at each angle of mutually supporting of box body and lid is identical, after box body and lid cover, because the chamfer radius at each angle of mutually supporting is identical, in the closed loop potted line (outer seal configuration) that the outside straight edge of the external groove sidevall of lid and the box mouth complex edge of box body holds mutually, the power of supporting at four jiaos of places and the power of supporting at other positions are uniformities, so that the sealing effectiveness of the outer seal configuration of product is not ideal enough, it is larger that the distortion of product external force extrusion-resistance produces the possibility of leaking.
The utility model content
The purpose of this utility model provides a kind of improvement structure of the better full closed superthin food container of sealing effectiveness of outer seal configuration.
To achieve these goals, the utility model adopts following technical scheme:
The improvement structure of full closed superthin food container comprises the lid of suitable square or squarish and the box body of uncovered square or squarish, and four angles of lid and box body are respectively arranged with corresponding circular arc chamfering; The lid edge extends upward the formation internal groove side wall, the horizontal outward in the upper end of internal groove side wall extends to form the groove top, the outer end on groove top downwards bending extends to form external groove sidevall, by internal groove side wall, the groove top, external groove sidevall consists of the annular ditch groove under shed, the box mouth of box body extends upward the formation inside straight edge, the horizontal outward in the upper end of inside straight edge extends to form flat edge, the outer end of flat edge downwards bending extends to form outside straight edge, by inside straight edge, flat edge, outside straight edge consists of box mouth complex edge, the annular ditch groove cover is buckled in box mouth complex edge, the inside straight edge lateral surface of the internal groove side wall medial surface of annular ditch groove and box mouth complex edge is fitted, and in the joint place latch part is set, the downward outward-dipping extension of the outside straight edge of box mouth complex edge, and its bottom is held in the external groove sidevall medial surface of annular ditch groove, has level to the projection of inner process on the external groove sidevall medial surface of annular ditch groove, the outside straight edge bottom of this projection keeper mouth complex edge; The chamfer radius of the circular arc chamfering at the place, four angles of box body is slightly less than the chamfer radius of circular arc chamfering at the place, four angles of lid, and above-mentioned projection is avoided the place, four angles of above-mentioned box body.
The chamfer radius of the circular arc chamfering at the place, four angles of above-mentioned box body is than the little 2.5-5% of chamfer radius of the circular arc chamfering at the place, four angles of above-mentioned lid.
After adopting such scheme, the improvement structure of full closed superthin food container of the present utility model, the chamfer radius of the circular arc chamfering at the place, four angles of box body is slightly less than the chamfer radius of circular arc chamfering at the place, four angles of lid, because the arc radius at the place, four angles of box body is less than lid, like this, the cross section overall width of the section ratio lid of box body is slightly wide, with this understanding, after box body and lid cover, because the effect of inner seal structure, box body can't be to internal strain, and because projection is avoided the place, four angles of box body, like this, the place, four angles of the outside straight edge of box body is just pushed by lid and extensional downwards, be held in more securely the external groove sidevall medial surface of the annular ditch groove of lid, thereby improved the sealing effectiveness of outer seal configuration, reduced the distortion of product external force extrusion-resistance and produced the possibility of leaking.
In the utility model, preferably, the chamfer radius of the circular arc chamfering at the place, four angles of box body is than the little 2.5-5% of chamfer radius of the circular arc chamfering at the place, four angles of lid, can produce so the appropriate dynamics of supporting, can guarantee that again box cover closely covers, can not get loose because of the too large generation of the dynamics of supporting.
Description of drawings
Fig. 1 is birds-eye view of the present utility model;
Fig. 2 is the utility model upward view;
Fig. 3 is in the place, four angles of container, the cut-away enlarged view of the box mouth complex edge of the cannelure of lid and box body for practising in the airtight container that has.
Fig. 4 is in the utility model, is in the place, four angles of container, the cut-away enlarged view of the box mouth complex edge of the cannelure of lid and box body.
The accompanying drawing identifier declaration:
The square lid of 1-; The 11-internal groove side wall; 12-groove top; The 13-external groove sidevall; The 14-latch part; The 15-circular arc chamfering; The square box body of 2-; The 21-inside straight edge; The 22-flat edge; The 23-outside straight edge; The 24-latch part; The 25-circular arc chamfering; A-holds a little; A '-hold a little.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is conducted further description.
The improvement structure of full closed superthin food container of the present utility model is applicable to the full closed superthin food container of square or squarish.The utility model shown in Fig. 1-4, comprises suitable square lid 1 and uncovered square box body 2 take square full closed superthin food container as example, and the place, four angles of square lid 1 and square box body 2 is provided with respectively corresponding circular arc chamfering 15,25.
The box mouth of square box body 2 extends upward and forms inside straight edge 21, the horizontal outward in the upper end of inside straight edge 21 extends to form flat edge 22, the outer end of flat edge 22 downwards bending extends to form outside straight edge 23, consist of box mouth complex edge by inside straight edge 21, flat edge 22, outside straight edge 23, above-mentioned groove cover is buckled on the above-mentioned box mouth complex edge.
Internal groove side wall 11 medial surfaces of groove and inside straight edge 21 lateral surfaces of box mouth complex edge are fitted and in the joint place latch part 14,24 are set, and form inner seal structure; External groove sidevall 13 medial surfaces that the outside straight edge 23 downward outward-dipping extensions of box mouth complex edge and its bottom are held in groove form outer seal configuration; Has level to the projection of inner process on external groove sidevall 13 medial surfaces of groove, and this projection is avoided the place, four angles of square box body 2 (because place, four angles does not arrange projection, therefore not shown this projection) and outside straight edge 23 bottoms of this projection keeper mouth complex edge, form anti-tripping structure.
As shown in Figure 1, the chamfer radius of the circular arc chamfering 25 at the place, four angles of square box body 2 is slightly less than the chamfer radius of circular arc chamfering 15 at the place, four angles of square lid 1, like this, the cross section overall width of the square lid 1 of the section ratio of square box body 2 is slightly wide, with this understanding, after box body 2 covers with lid 1, because the effect of inner seal structure, box body 2 can't be to internal strain, and because projection is avoided the place, four angles of box body 2, like this, the place, four angles of the outside straight edge 23 of box body 2 is just pushed by lid 1 and extensional downwards, as shown in Figure 4, the place, four angles of the outside straight edge 23 of box body 2 moves down (A ' that holds who compares among Fig. 3 moves down) with the A that holds that external groove sidevall 13 medial surfaces of the annular ditch groove of lid 1 hold mutually, thereby so that the place, four angles of the outside straight edge 23 of box body 2 is held in external groove sidevall 13 medial surfaces of the annular ditch groove of lid more securely, finally improved the sealing effectiveness of outer seal configuration, reduced the distortion of product external force extrusion-resistance and produced the possibility of leaking.
In the utility model, preferably, the chamfer radius of the circular arc chamfering 25 at the place, four angles of square box body 2 is than the little 2.5-5% of chamfer radius of the circular arc chamfering 15 at the place, four angles of square lid 1, with a concrete example, the chamfer radius of the circular arc chamfering 25 at the place, four angles of square box body 2 is 19mm, and the chamfer radius of the circular arc chamfering 15 at the place, four angles of square lid 1 is 19.5mm.
The above, it only is preferred embodiment of the present utility model, be not that technical scope of the present utility model is imposed any restrictions, so every foundation technical spirit of the present utility model all still belongs in the scope of technical solutions of the utility model any trickle modification, equivalent variations and modification that above embodiment does.
Claims (2)
1. the improvement structure of full closed superthin food container comprises the lid of suitable square or squarish and the box body of uncovered square or squarish, and four angles of lid and box body are respectively arranged with corresponding circular arc chamfering; The lid edge extends upward the formation internal groove side wall, the horizontal outward in the upper end of internal groove side wall extends to form the groove top, the outer end on groove top downwards bending extends to form external groove sidevall, by internal groove side wall, the groove top, external groove sidevall consists of the annular ditch groove under shed, the box mouth of box body extends upward the formation inside straight edge, the horizontal outward in the upper end of inside straight edge extends to form flat edge, the outer end of flat edge downwards bending extends to form outside straight edge, by inside straight edge, flat edge, outside straight edge consists of box mouth complex edge, the annular ditch groove cover is buckled in box mouth complex edge, the inside straight edge lateral surface of the internal groove side wall medial surface of annular ditch groove and box mouth complex edge is fitted, and in the joint place latch part is set, the downward outward-dipping extension of the outside straight edge of box mouth complex edge, and its bottom is held in the external groove sidevall medial surface of annular ditch groove, has level to the projection of inner process on the external groove sidevall medial surface of annular ditch groove, the outside straight edge bottom of this projection keeper mouth complex edge; It is characterized in that: the chamfer radius of the circular arc chamfering at the place, four angles of above-mentioned box body is slightly less than the chamfer radius of circular arc chamfering at the place, four angles of above-mentioned lid, and above-mentioned projection is avoided the place, four angles of above-mentioned box body.
2. the improvement structure of full closed superthin food container according to claim 1 is characterized in that: the chamfer radius of the circular arc chamfering at the place, four angles of above-mentioned box body is than the little 2.5-5% of chamfer radius of the circular arc chamfering at the place, four angles of above-mentioned lid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220226279 CN202642370U (en) | 2012-05-18 | 2012-05-18 | Improved structure of fully-sealed ultrathin food container |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220226279 CN202642370U (en) | 2012-05-18 | 2012-05-18 | Improved structure of fully-sealed ultrathin food container |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202642370U true CN202642370U (en) | 2013-01-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220226279 Expired - Lifetime CN202642370U (en) | 2012-05-18 | 2012-05-18 | Improved structure of fully-sealed ultrathin food container |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202642370U (en) |
-
2012
- 2012-05-18 CN CN 201220226279 patent/CN202642370U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130102 |