CN1986345A - Improved sealed superthin plastic food container - Google Patents
Improved sealed superthin plastic food container Download PDFInfo
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- CN1986345A CN1986345A CN 200510104612 CN200510104612A CN1986345A CN 1986345 A CN1986345 A CN 1986345A CN 200510104612 CN200510104612 CN 200510104612 CN 200510104612 A CN200510104612 A CN 200510104612A CN 1986345 A CN1986345 A CN 1986345A
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Abstract
The improved sealed super thin plastic food container includes one container body and one cover, and has corresponding sealing parts for sealing in the edge of the cover and the container body. The sealing part in the cover consists of one inner edge, one middle edge and one outer edge; and so does the sealing part in the container body. The cover and the container body are jointed through several sealing structure, so that the improved sealed super thin plastic food container has excellent sealing performance, high pressure structure and capacity of preventing food liquid leakage.
Description
Technical field
The present invention relates to a kind ofly to comprise a plurality of hermetically-sealed constructions, have good seal performance and high compressive strength, and can be used for the improved sealed superthin plastic food container of long-time preserved food.
Background technology
Be used to store, carry the food containers of food, carry container, food container etc., usually by opening or separable lid and container body constitute as carryout.Food containers adopts the non-toxic material manufacturing that meets hygienic standard, and wherein the most frequently used and practical material is plastics.Along with the raising that the feature of environmental protection is required, degradable or the plastic applications that easily reclaims are increasingly extensive.On the other hand along with the development of manufacturing technology, utilizing hot injection mo(u)lding to make ultra-thin plastic food container (as the ultra-thin goods with big moulding face area of wall of container thickness less than 0.8 millimeter) becomes possibility, and this based article has that material consumption is few, products appearance and good, the cheap advantage of quality.
In the food containers,, form hermetically-sealed construction in the junction of lid and container body for avoiding food liquid to leak and avoiding making food spoilage in bacterium and the air admission container.Traditional hermetically-sealed construction that food containers adopted, inaccessible desirable sealing effectiveness.
At present, the design that some improve the food containers leak tightness has appearred., notification number authorized as the applicant is 2538192 utility model patent (day for announcing 2003.03.05, application number 02212413, applying date 2002.01.22), and a kind of rational in infrastructure, sealing snack box that sealing effectiveness is good is provided.The US Patent of the patent No. 6056138,6196404 discloses the container with triple seal structure respectively.
Though above-mentioned hermetically-sealed construction makes the food containers leak tightness obtain bigger improvement.But the user still expects it is done further to improve to obtain more excellent sealing effectiveness.Even for example wish to bear different directions and in various degree pressure container still can keep stablizing, good sealing state, avoid extruding in the process of carrying, collision and generation air admission or leak of liquid phenomenon.For another example, wish that container possesses long-time preserved food, prevents the function of food spoilage etc., has purposes widely.
Summary of the invention
The purpose of this invention is to provide and a kind ofly possess good sealing effectiveness and compressive property, can be used for improved sealed superthin plastic food container long-time preserved food, that can be used as solid or liquid food packing.
Another object of the present invention provides a kind of lid and container physical efficiency and piles up the improved sealed superthin plastic food container of placement to reduce storage space and to be damaged by pressure can avoid stacking effectively the time respectively.
Realize the improved sealed superthin plastic food container of first purpose of the present invention, comprise lid and container body, have the corresponding sealing that cooperatively interacts at lid edge and container body opening edge edge; Described sealing of lid portion by the interior edge that extends to form vertically upward from the lid edge, from the interior middle edge that forms of stretching out along the upper end level, from the outer that extends to form vertically downward along the outer end constitute; Described container body sealing is by the interior edge that extends to form vertically upward from container body opening edge edge, from the interior middle edge that forms that stretches out along the upper end level, the outer that extends to form downwards along the outer end among oneself; The interior edge of described sealing of lid portion is interior along engaging and at this joint clamping part being set with described container body sealing; The outer of described sealing of lid portion has the lower end, outer that projection and this projection to inner process are held in described container body sealing, it is characterized in that: the outer of described container body sealing is outward-dipping extension and holds the outer of described sealing of lid portion; But the middle edge of described sealing of lid portion is middle along the corresponding adhesive bond portion that is provided with described container body sealing.
But described adhesive bond portion, be included in the middle edge of described sealing of lid portion or described container body sealing in along the rough surface structure of last formation.
Described rough surface structure can be single or multiple cyclic convex edge structures.
Described rough surface structure also can be a fenestral fabric.
Can make described joint portion form the failure-free adhering and sealing by gluing, hot pressing, processing such as ultrasonic, food containers inside is isolated from the outside, can be used as the packing of solid or liquid food, be used for long-time preserved food, prevent food spoilage.After box and container body separated, container can be used for conventional application such as food carries, though destroyed in this moment along the adhering and sealing of junction, because outer, interior existence along the junction sealing still can keep its sealing effectiveness.
Be positioned at the edge of described sealing of lid portion and the clamping part along joint of described container body sealing, comprise the interior of the interior edge that is formed at described sealing of lid portion and described container body sealing along the last corresponding engaging member that cooperatively interacts.
Realize second improved sealed superthin plastic food container of purpose of the present invention, have following further feature: described lid estable is placed in a pile, reduces occupation space.
Further, described lid is formed with first back-up block, and when a plurality of lid intussusceptions were stacked, first back-up block support upper strata lid by lower floor's lid prevented lid deformation in compression, the damage of intussusception.
Described container body estable is placed in a pile, reduces occupation space.
Further, described container body is formed with second back-up block, when a plurality of container body intussusceptions are stacked, is supported in upper-layered container bodies by second back-up block of lower floor's container body, prevents container body deformation in compression, damage that intussusception is stacked.
The concave, convex portion that works in coordination is formed respectively on cap top and container body bottom, when carrying, a plurality of container sets can be built up to pile up and put, and reduces occupation space.
Improved sealed superthin plastic food container provided by the invention, the wall thickness of its lid and container body are all less than 0.8 millimeter.
Sealed superthin plastic food container provided by the invention has a plurality of hermetically-sealed constructions, promptly by the interior edge of the interior edge of sealing of lid portion, middle edge, outer and container body sealing, middle edge, outer, form internal layer, centre, outer hermetically-sealed construction respectively, have good sealing effectiveness.Simultaneously, by the interior edge of sealing of lid portion and the interior bayonet fitting of container body sealing along the junction, the outward-dipping bearing force that puts on the outer of sealing of lid portion in the outer of container body sealing, and the projection of the outer of sealing of lid portion is to the anticreep effect of lower end, the outer buckle formation of container body sealing, has the structure of higher pressure resistance in sealing of lid portion and the formation of container body sealing cooperation place, like this, when flexible food containers bear different directions and in various degree its sealing of pressure still can keep stable, good sealing state, thus can avoid in the process of carrying because of extruding, collision comes off lid, or it is thereby poorly sealed and the leak of liquid phenomenon takes place.
This food containers is rational in infrastructure, and folding with convenience has excellent sealing ability and compressive strength, be applicable to food particularly have liquid the carrying of food, store, packing etc.Be easy to make the ultra-thin goods of different shape, capacity by hot injection moulding, light weight is inexpensive, can satisfy customer's different requirements.And stack and during transportation estable place in a pile, reduce occupation space.
Description of drawings
Fig. 1 is that the master of improved sealed superthin plastic food container provided by the invention looks cutaway view.
Fig. 2 is the partial enlarged drawing of A portion among Fig. 1.
Fig. 3 is the birds-eye view of Fig. 1.
Fig. 4 is the upward view of Fig. 1.
Fig. 5 is the partial schematic diagram that a plurality of lids are stacked together.
Fig. 6 is the partial schematic diagram that a plurality of container body are stacked together.
Fig. 7 is the scheme drawing that a plurality of sealed ultra-thin food containers are stacked together.
But Fig. 8 is the partial schematic diagram of the sealed ultra-thin injection moulding food containers of the latticed adhesive bond of employing portion.
Fig. 9 illustrates and is distributed in the container body sealing along last fenestral fabric.
The specific embodiment
Below in conjunction with drawings and Examples the present invention is described in further detail.
Improved sealed superthin plastic food container provided by the invention adopts the plastic material (as acrylic resin) and the precision die technology of reproducible utilization, through hot injection moulding, makes wall thickness less than 0.8 millimeter ultra-thin lid, container body.Form sealed superthin plastic food container by lid, container body cooperation.This container is suitable for use as snack box, solid or liquid food packing etc.
Its structure comprises lid 1 and open-top receptacle body 2 referring to figs. 1 through Fig. 4, has the corresponding sealing that cooperatively interacts at lid 1 edge and container body 2 opening edges edge.
Sealing of lid portion by extend to form vertically upward from lid 1 edge interior along 11, from interior stretch out along 11 upper end levels form in along 12, from the outer 13 that extends to form vertically downward along 12 outer ends constitute.Sealing of lid portion interior along being formed with engaging member 14 on 11 medial surfaces, sealing of lid portion interior along the 11 lower end levels flat edge 16 at the bottom of the lid that forms that extends internally.Outer 13 medial surfaces of sealing of lid portion have the projection 15 to inner process.
The container body sealing by from container body 2 opening edges along extend to form vertically upward interior along 21, from interior stretch out along 21 upper end levels forms in along 22, from be the downward outward-dipping outer that extends to form 23 along 22 outer ends.This outer 23 can be linearly or the downward outward-dipping extension of circular arc.Container body sealing interior along being formed with engaging member 24 on 21 lateral surfaces, the interior container body opening flat edge 25 that extends internally and form along 21 lower end levels of container body sealing.
But in the sealing of lid portion along 12 with the container body sealing between 22 the corresponding adhesive bond portion that is provided with.But embodiment of adhesive bond portion such as Fig. 4 are smooth side along 12 lower surfaces in the sealing of lid portion, form cyclic convex edge 31 along 22 upper surfaces in the container body sealing.But another embodiment of adhesive bond portion such as Fig. 8, shown in Figure 9 are smooth side along 12 lower surfaces in the sealing of lid portion, and form grid 32 along 22 upper surfaces in the container body sealing.
When desire with container during as packaging for foodstuff, by gluing, hot pressing, ultrasonic etc. handle in form adhering and sealing along 12,22 joint portion, food containers inside is isolated from the outside, with long-time preserved food, prevent food spoilage.After this packaging for foodstuff was taken apart, box separated with container body, and container can be used for conventional application such as food carries, though destroyed in this moment along the adhering and sealing of junction, by the outer, interiorly still can keep its sealing property along cooperatively interacting of joint portion.
After lid 1 and container body 2 sealings cooperatively interact, the interior of sealing of lid portion engages along 21 with the interior of container body sealing along 11, and pass through engaging member 14 at joint, 24 kaysers, in the sealing of lid portion along 12 interior with the container body sealing along 22 joint portion adhering and sealings by cooperatively interacting, the outer projection 15 of sealing of lid portion is held in 23 lower ends, outer of container body sealing, the outer 23 of container body sealing outwards holds the outer 13 of sealing of lid portion, form internal layer thus respectively, middle, outer hermetically-sealed construction, rely on elasticity that material itself had and the interaction force between the each several part simultaneously, has the structure of higher pressure resistance in sealing of lid portion and the formation of container body sealing cooperation place, like this, when flexible food containers bear different directions and in various degree its sealing of pressure still can keep stable, good sealing state, thus can avoid in the process of carrying because of extruding, collision comes off lid, or it is thereby poorly sealed and air admission or leak of liquid phenomenon take place.
With reference to Fig. 5, flat edge 16 is inclined upwardly and extends to form the pars intermedia 17 that arches upward at the bottom of the lid of lid, and a plurality of lids 1 estable when stacking reduces to stack the space that occupies in a pile.Sealing of lid portion interior along 11, the pars intermedia 17 of lid end flat edge 16 and lid is provided with first strut member 18 in the space that constitutes, when a plurality of lid 1 intussusception, flat edge 16 at the bottom of the lid of first strut member, the 18 support upper strata lids of lower floor's lid prevents lid 1 deformation in compression, the damage of intussusception.
With reference to Fig. 6, the opening flat edge 25 downward-sloping container body bottoms 26 that extend to form of container body 2, a plurality of container body 2 estable when stacking reduces to stack the space that occupies in a pile.Container body sealing interior along second strut member 27 is set on 21 medial surfaces, when a plurality of container body 2 intussusceptions, second strut member 27 by upper-layered container bodies be supported in lower floor's container body sealing in along 22, prevent container body 2 deformation in compressions, the damage of intussusception.
With reference to Fig. 7, the bottom 28 of container body, the top of lid pars intermedia 17 have the concave, convex portion 29,18 that works in coordination respectively, can reduce to carry volume and stack the space that occupies with a plurality of sealed food container intussusceptions in a pile.
In addition, the inside of this improved sealed superthin plastic food container can be made into multi-format (patent No. 02255632), disposable sign (patent No. 02213288) and circular groove (patent No. 200420037947) recessed but that do not connect can be set on the lid, and concrete structure can be with reference to the applicant's relevant patent.
Claims (10)
1, improved sealed superthin plastic food container comprises lid and container body, has the corresponding sealing that cooperatively interacts at lid edge and container body opening edge edge; Described sealing of lid portion by the interior edge that extends to form vertically upward from the lid edge, from the interior middle edge that forms of stretching out along the upper end level, from the outer that extends to form vertically downward along the outer end constitute; Described container body sealing is by the interior edge that extends to form vertically upward from container body opening edge edge, from the interior middle edge that forms that stretches out along the upper end level, the outer that extends to form downwards along the outer end among oneself; The interior edge of described sealing of lid portion is interior along engaging and at this joint clamping part being set with described container body sealing; The outer of described sealing of lid portion has the lower end, outer that projection and this projection to inner process are held in described container body sealing, it is characterized in that: the outer of described container body sealing is outward-dipping extension and holds the outer of described sealing of lid portion; But the middle edge of described sealing of lid portion is middle along the corresponding adhesive bond portion that is provided with described container body sealing.
2, sealed superthin plastic food container according to claim 1 is characterized in that: but described adhesive bond portion comprise the middle edge that is formed on described sealing of lid portion or described container body sealing in along last single or multiple convex edges structure.
3, sealed superthin plastic food container according to claim 1 is characterized in that: but described adhesive bond portion comprise the middle edge that is formed on described sealing of lid portion or described container body sealing in along last fenestral fabric.
4, improved sealed superthin plastic food container according to claim 1, it is characterized in that: be positioned at the edge of described sealing of lid portion and the clamping part along joint of described container body sealing, comprise the interior of the interior edge that is formed at described sealing of lid portion and described container body sealing along the last corresponding engaging member that cooperatively interacts.
5, improved sealed superthin plastic food container according to claim 1 is characterized in that: described lid estable is placed in a pile and described lid is formed with first back-up block.
6, improved sealed superthin plastic food container according to claim 1 is characterized in that: described container body estable is placed in a pile and described container body is formed with second back-up block.
7, improved sealed superthin plastic food container according to claim 1 is characterized in that: the concave, convex portion that works in coordination is formed respectively on cap top and container body bottom.
8, improved sealed superthin plastic food container according to claim 1, it is characterized in that: inside is separated into many lattice.
9, improved sealed superthin plastic food container according to claim 1 is characterized in that: disposable sign is set on the lid.
10, according to the described any improved sealed superthin plastic food container of claim 1 to 9, it is characterized in that: the wall thickness of lid, container body is all less than 0.8 millimeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510104612 CN1986345A (en) | 2005-12-23 | 2005-12-23 | Improved sealed superthin plastic food container |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510104612 CN1986345A (en) | 2005-12-23 | 2005-12-23 | Improved sealed superthin plastic food container |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1986345A true CN1986345A (en) | 2007-06-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200510104612 Pending CN1986345A (en) | 2005-12-23 | 2005-12-23 | Improved sealed superthin plastic food container |
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| CN (1) | CN1986345A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009109073A1 (en) * | 2008-03-04 | 2009-09-11 | 泉州梅洋塑胶五金制品有限公司 | Super-thin injection multi-partition individually sealed food container |
| CN104106897A (en) * | 2014-07-31 | 2014-10-22 | 长沙师范学院 | Disposable lunchbox |
| CN107082186A (en) * | 2017-05-08 | 2017-08-22 | 何庶民 | A kind of socket type sealed food box |
| CN108945774A (en) * | 2017-05-17 | 2018-12-07 | 王琇晶 | Closed container |
| CN110203506A (en) * | 2019-06-06 | 2019-09-06 | 安徽盛林环保科技有限公司 | A kind of paper-plastic box that band butterfly is buckled |
| CN110510262A (en) * | 2019-06-25 | 2019-11-29 | 涂佳航 | A kind of Bluetooth control vaccine heat insulation box |
| CN114803054A (en) * | 2022-04-08 | 2022-07-29 | 浙江舒康科技有限公司 | Pulp molding container cover, container assembly and processing technology |
| WO2023273205A1 (en) * | 2021-07-02 | 2023-01-05 | 深圳市微厨科技有限公司 | Portable meal box and stir-frying device having same |
-
2005
- 2005-12-23 CN CN 200510104612 patent/CN1986345A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009109073A1 (en) * | 2008-03-04 | 2009-09-11 | 泉州梅洋塑胶五金制品有限公司 | Super-thin injection multi-partition individually sealed food container |
| CN104106897A (en) * | 2014-07-31 | 2014-10-22 | 长沙师范学院 | Disposable lunchbox |
| CN107082186A (en) * | 2017-05-08 | 2017-08-22 | 何庶民 | A kind of socket type sealed food box |
| CN108945774A (en) * | 2017-05-17 | 2018-12-07 | 王琇晶 | Closed container |
| CN110203506A (en) * | 2019-06-06 | 2019-09-06 | 安徽盛林环保科技有限公司 | A kind of paper-plastic box that band butterfly is buckled |
| CN110510262A (en) * | 2019-06-25 | 2019-11-29 | 涂佳航 | A kind of Bluetooth control vaccine heat insulation box |
| WO2023273205A1 (en) * | 2021-07-02 | 2023-01-05 | 深圳市微厨科技有限公司 | Portable meal box and stir-frying device having same |
| CN114803054A (en) * | 2022-04-08 | 2022-07-29 | 浙江舒康科技有限公司 | Pulp molding container cover, container assembly and processing technology |
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |