CN101927852B - Fully-sealed ultrathin food container - Google Patents
Fully-sealed ultrathin food container Download PDFInfo
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- CN101927852B CN101927852B CN 201010265807 CN201010265807A CN101927852B CN 101927852 B CN101927852 B CN 101927852B CN 201010265807 CN201010265807 CN 201010265807 CN 201010265807 A CN201010265807 A CN 201010265807A CN 101927852 B CN101927852 B CN 101927852B
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Abstract
The invention discloses a fully-sealed ultrathin food container. The container comprises a box cover and an open box body, wherein the box cover is provided with a downward-opened annular groove consisting of an inner groove wall, a groove top and an outer groove wall; the box body is provided with a box opening composite edge consisting of an inner straight edge, a flat edge and an outer straight edge; the groove is sleeved and buckled at the box opening composite edge; the inner side face of the outer groove wall of the groove is provided with a bump which latches the lower end part of the outer straight edge of the box opening composite edge; the outer straight edge of the box opening composite edge obliquely extends downwards and outwards and the lower end part of the box opening composite edge supports against the inner side face of the outer groove wall of the groove; the inner straight edge of the box opening composite edge or the inner groove wall of the groove is vertical; and the inner groove wall of the groove and the inner straight edge of the box opening composite edge support against each other and form an included angle of between 1 and 12 degrees. Due to the adoption of the scheme, the container has the advantages of stable inner sealing structure and the easy opening of the box cover compared with the prior art.
Description
Technical field
The present invention relates to a kind of full closed superthin food container that can prevent the food and soup leakage and have high compressive strength.
Background technology
Traditional sealed food container, as the patent No. 86210848,87216769,89200752, the disclosed Sealed dining boxs of patent 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, and after making snack box altogether, 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 gap, 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 groove and pushes up, the outer end on groove top bending downwards 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 bending downwards extends to form outside straight edge, by inside straight edge, flat edge, outside straight edge formation 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.
But still there is following weak point in this patent of invention:
One, because inner seal structure is realized by latch part, this latch part is realized by two bulge loops that are meshed, engagement place by two bulge loops forms linear sealing, but because the sectional area of bulge loop is less, and container be elastoplasticity preferably super-thin plastic make, when container deformation in compression degree is larger, article two, the engagement degree of bulge loop can descend, like this, linear sealing will be destroyed, thereby make the stability decreases of inner seal structure.
Two, same because inner seal structure is realized by two bulge loops that are meshed, relatively require great effort when opening lid.
Summary of the invention
The purpose of this invention is to provide a kind of inner seal structure stable, and open easy full closed superthin food container.
To achieve these goals, the present invention adopts following technical scheme:
a kind of full closed superthin food container, comprise 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 groove and pushes up, the outer end on groove top bending downwards 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 bending downwards extends to form outside straight edge, by inside straight edge, flat edge, outside straight edge formation box mouth complex edge, the groove cover is buckled in box mouth complex edge, have on the external groove sidevall medial surface of groove level to inner process protruding certainly and the outside straight edge bottom of this projection keeper mouth complex edge, the external groove sidevall medial surface that the downward outward-dipping extension of outside straight edge of box mouth complex edge and its bottom are held in groove, the inside straight edge of box mouth complex edge or the internal groove side wall of groove are vertical shape, and the inside straight edge of the internal groove side wall of groove and box mouth complex edge holds together and has the angle of 1 °-12 ° between the two.
The inside straight edge of box mouth complex edge is vertical shape, groove internal groove side wall be taper.
The internal groove side wall of groove is along being vertical shape, and the inside straight edge of box mouth complex edge is taper.
Angle between the inside straight edge of the internal groove side wall of groove and box mouth complex edge is 2 °-5 °.
The lateral surface of the internal groove side wall of groove is provided with reinforced rib.
After adopting such scheme, full closed superthin food container of the present invention, the inside straight edge of box mouth complex edge or the internal groove side wall of groove are vertical shape, the inside straight edge of the internal groove side wall of groove and box mouth complex edge holds together and has the angle of 1 °-12 ° between the two, like this, the place of holding mutually of the internal groove side wall of groove and the inside straight edge of box mouth complex edge (intersection of the lateral surface of the inside straight edge of the medial surface of the internal groove side wall of groove and box mouth complex edge) just forms potted line, and this potted line is inner seal structure of the present invention.Compared with prior art, because the potted line of inner seal structure in the present invention is the intersection line of two smooth surfaces, on the one hand, when container deformation in compression degree is larger, this potted line also follows two smooth surfaces to be out of shape together, but can keep the closed loop state all the time, namely, linear sealing can be not destroyed, and inner seal structure is comparatively stable; On the other hand, only for holding cooperation, there is not the bulge loop that is meshed between two smooth surfaces, comparatively laborsaving when opening lid.
And, in the present invention, also can be provided with reinforced rib at the lateral surface of the internal groove side wall of groove, increase the bearing force between the inside straight edge of the internal groove side wall of groove and box mouth complex edge by reinforced rib, further improved the sealing property of inner seal structure.
Description of drawings
Fig. 1 is the integral structure schematic diagram of the embodiment of the present invention one;
Fig. 2 is the partial enlarged drawing at A position in Fig. 1;
Fig. 3 is the decomposing schematic representation of Fig. 2;
Fig. 4 is the structural representation of the embodiment of the present invention one another kind of lid;
Fig. 5 is the enlarged diagram of the groove of lid in Fig. 4;
Fig. 6 is the integral structure schematic diagram of the embodiment of the present invention two;
Fig. 7 is the partial enlarged drawing at B position in Fig. 6;
Fig. 8 is the decomposing schematic representation of Fig. 6;
Fig. 9 is the structural representation of the embodiment of the present invention two another kind of lids;
Figure 10 is the enlarged diagram of the groove of lid in Fig. 9.
The accompanying drawing identifier declaration:
The 1-lid; The 11-annular ditch groove; The 111-internal groove side wall; 112-groove top; The 113-external groove sidevall; The 114-projection; The 115-reinforced rib; The 116-reinforced rib; The 12-section that arches upward; The narrow ditch of 13-annular; The 14-boss; The wide ditch of 15-annular; The 2-box body; 21-box mouth complex edge; The 211-inside straight edge; The 212-flat edge; The 213-outside straight edge.
The specific embodiment
Below in conjunction with accompanying drawing, the present invention is conducted further description.
Embodiment one:
A kind of full closed superthin food container of the present invention, embodiment one as Figure 1-3, comprise lid 1 and uncovered box body 2, lid 1 edge extends upward the outer end bending downwards that the horizontal outward in upper end that forms internal groove side wall 111, internal groove side wall 111 extends to form groove top 112, groove top 112 and extends to form external groove sidevall 113, consists of the annular ditch groove 11 under shed by internal groove side wall 111, groove top 112, external groove sidevall 113; The box mouth of box body 2 extends upward and forms inside straight edge 211, the horizontal outward in the upper end of inside straight edge 211 extends to form flat edge 212, the outer end of flat edge 212 bending downwards extends to form outside straight edge 213, consist of box mouth complex edge 21 by inside straight edge 211, flat edge 212, outside straight edge 213, groove 11 covers are buckled in box mouth complex edge 21; Has level on external groove sidevall 113 medial surfaces of annular ditch groove 11 to outside straight edge 213 bottoms of the projection 114 of inner process and this projection 114 keeper mouth complex edges 21, external groove sidevall 113 medial surfaces that the downward outward-dipping extension of outside straight edge 213 of box mouth complex edge 21 and its bottom are held in groove 11; The inside straight edge 211 of box mouth complex edge 21 is vertical shape, the positive taper that the internal groove side wall 111 of groove 11 is big up and small down, the tapering of internal groove side wall 111 is 1 °-12 °, namely, has the angle α of 1 °-12 ° between the inside straight edge 211 of the internal groove side wall 111 of groove and box mouth complex edge, this angle α the best is 2 °-5 °, and the internal groove side wall 111 of groove holds together in both intersections with the inside straight edge 211 of box mouth complex edge.The middle part of lid 1 is provided with the section that arches upward 12 to upper process, form annular narrow ditch 13 between the internal groove side wall 111 of this arch upward section 12 and groove 11, be arranged at intervals with the lateral surface that is connected in internal groove side wall 111 in annular narrow ditch 13 and the strip and block reinforced rib 115 between section 12 of arching upward.
in the present invention, because annular ditch groove 11 cover is buckled in outside (annular) box mouth complex edge 21, like this, the inside straight edge 211 of the internal groove side wall 111 that is held in external groove sidevall 113 medial surfaces of groove 11 or groove when the bottom of outside straight edge 213 and box mouth complex edge holds the effect that all can make box mouth complex edge 21 and groove 11 have interference fit mutually in both intersections, thereby external groove sidevall 113 medial surfaces that are held in groove 11 by the bottom of outside straight edge 213 form the outer gland sealing line, and by the inside straight edge 211 of the internal groove side wall 111 of groove and box mouth complex edge in both intersections hold mutually form in potted line, inside and outside potted line interacts, in the formation favorable sealing property, outer seal configuration.And form anti-tripping units by outside straight edge 213 bottoms of projection 114 keeper mouth complex edges 21.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.And, increase the bearing force between the inside straight edge 211 of the internal groove side wall 111 of grooves and box mouth complex edge 21 by reinforced rib 115, further improved the sealing property of inner seal structure.
And, interior potted line is the intersection line of two smooth surfaces (lateral surface of the inside straight edge 211 of the medial surface of the internal groove side wall 111 of groove and box mouth complex edge), on the one hand, when container deformation in compression degree is larger, in this, potted line also follows two smooth surfaces to be out of shape together, but can keep the closed loop state all the time, that is, linear sealing can be not destroyed; On the other hand, only for holding cooperation, there is not the bulge loop that is meshed between two smooth surfaces, comparatively laborsaving when opening lid.
In the present embodiment, the another kind of structure of lid 1 is as shown in Fig. 4-5, the middle part of lid 1 is provided with not the boss 14 higher than the top of lid 1, form annular wide ditch 15 between the internal groove side wall 111 of boss 14 and groove 11, be arranged at intervals with the block reinforced rib 116 of the lateral surface of the internal groove side wall 111 that is positioned at groove 11 in the wide ditch 15 of annular.Bearing force between the same inside straight edge 211 that increases the internal groove side wall 111 of grooves and box mouth complex edge 21 by block reinforced rib 116 has further improved the sealing property of inner seal structure.
Embodiment two:
Embodiments of the invention two, as shown in Fig. 5-8, the difference of itself and embodiment one only is: the internal groove side wall 111 of groove 11 is along being vertical shape, the positive taper that the inside straight edge 211 of box mouth complex edge 21 is big up and small down, and the structure of other parts, and the angle between internal groove side wall 111 and inside straight edge 211 is all identical with embodiment one with the relation that cooperatively interacts.
The above, it is only preferred embodiment of the present invention, be not that technical scope of the present invention is imposed any restrictions, therefore every foundation technical spirit of the present invention all still belongs in the scope of technical solution of the present invention any trickle modification, equivalent variations and modification that above embodiment does.
Claims (6)
1. full closed superthin food container, comprise 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 groove and pushes up, the outer end on groove top bending downwards 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 bending downwards extends to form outside straight edge, by inside straight edge, flat edge, outside straight edge formation box mouth complex edge, the groove cover is buckled in box mouth complex edge, has 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, the external groove sidevall medial surface that the downward outward-dipping extension of outside straight edge of box mouth complex edge and its bottom are held in groove, it is characterized in that: the inside straight edge of box mouth complex edge or the internal groove side wall of groove are vertical shape, and the inside straight edge of the internal groove side wall of groove and box mouth complex edge holds together and has the angle of 1 °-12 ° between the two.
2. a kind of full closed superthin food container according to claim 1 is characterized in that: the inside straight edge of box mouth complex edge is vertical shape, and the internal groove side wall of groove is taper.
3. a kind of full closed superthin food container according to claim 1 is characterized in that: the internal groove side wall of groove is along being vertical shape, and the inside straight edge of box mouth complex edge is taper.
4. the described a kind of full closed superthin food container of according to claim 1-3 any one is characterized in that: the angle between the inside straight edge of the internal groove side wall of groove and box mouth complex edge is 2 °-5 °.
5. the described a kind of full closed superthin food container of according to claim 1-3 any one, it is characterized in that: the lateral surface of the internal groove side wall of groove is provided with reinforced rib.
6. a kind of full closed superthin food container according to claim 4, it is characterized in that: the lateral surface of the internal groove side wall of groove is provided with reinforced rib.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010265807 CN101927852B (en) | 2010-06-13 | 2010-08-19 | Fully-sealed ultrathin food container |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020230653 | 2010-06-13 | ||
| CN201020230653.6 | 2010-06-13 | ||
| CN 201010265807 CN101927852B (en) | 2010-06-13 | 2010-08-19 | Fully-sealed ultrathin food container |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101927852A CN101927852A (en) | 2010-12-29 |
| CN101927852B true CN101927852B (en) | 2013-06-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205162866U Expired - Lifetime CN201801003U (en) | 2010-06-13 | 2010-08-19 | Novel full-closed ultra-thin food container |
| CN 201010265807 Active CN101927852B (en) | 2010-06-13 | 2010-08-19 | Fully-sealed ultrathin food container |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205162866U Expired - Lifetime CN201801003U (en) | 2010-06-13 | 2010-08-19 | Novel full-closed ultra-thin food container |
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| CN (2) | CN201801003U (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201801003U (en) * | 2010-06-13 | 2011-04-20 | 泉州梅洋塑胶五金制品有限公司 | Novel full-closed ultra-thin food container |
| DE102011000392B4 (en) * | 2011-01-28 | 2014-02-06 | Emsa Gmbh | Aufbewahrungsbehälterset |
| CN103407697A (en) * | 2013-08-08 | 2013-11-27 | 吴江市晴亿纺织有限公司 | Storage case with moisture-proof effect |
| CN107879104A (en) * | 2017-12-22 | 2018-04-06 | 奥音科技（镇江）有限公司 | Diaphragm of loudspeaker kit delivery system for automatic flexible manufacturing line |
| CN208963686U (en) * | 2018-06-15 | 2019-06-11 | 泉州梅洋塑胶五金制品有限公司 | A kind of novel seal packing container |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201801003U (en) * | 2010-06-13 | 2011-04-20 | 泉州梅洋塑胶五金制品有限公司 | Novel full-closed ultra-thin food container |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE1005944A6 (en) * | 1992-06-03 | 1994-03-15 | Cope Allman Belgium Thovadec P | PROTECTED AGAINST FRAUDULAUS LID FOR A MULTI-ANGLE BOX. |
| JP2975842B2 (en) * | 1993-12-02 | 1999-11-10 | 株式会社三栄工業 | Container with closed lid |
| JPH08244811A (en) * | 1996-03-08 | 1996-09-24 | Sanei Kogyo:Kk | Closed type lidded container |
| US5772070A (en) * | 1996-09-24 | 1998-06-30 | Tenneco Packaging | High-strength gusseted lid for a food container |
| JP4455717B2 (en) * | 2000-03-08 | 2010-04-21 | 東洋アルミエコープロダクツ株式会社 | Mating container |
| CN100456989C (en) * | 2005-02-16 | 2009-02-04 | 泉州梅洋塑胶五金制品有限公司 | Full closed superthin food container |
| CN2892704Y (en) * | 2006-03-11 | 2007-04-25 | 林聪实 | Fast snack box |
-
2010
- 2010-08-19 CN CN2010205162866U patent/CN201801003U/en not_active Expired - Lifetime
- 2010-08-19 CN CN 201010265807 patent/CN101927852B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201801003U (en) * | 2010-06-13 | 2011-04-20 | 泉州梅洋塑胶五金制品有限公司 | Novel full-closed ultra-thin food container |
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| Publication number | Publication date |
|---|---|
| CN101927852A (en) | 2010-12-29 |
| CN201801003U (en) | 2011-04-20 |
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