CN202272268U - A plastic food ring-pull can - Google Patents
A plastic food ring-pull can Download PDFInfo
- Publication number
- CN202272268U CN202272268U CN2011202997670U CN201120299767U CN202272268U CN 202272268 U CN202272268 U CN 202272268U CN 2011202997670 U CN2011202997670 U CN 2011202997670U CN 201120299767 U CN201120299767 U CN 201120299767U CN 202272268 U CN202272268 U CN 202272268U
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- plastics
- easy
- plastic
- open lid
- ring
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Abstract
The utility model relates to a plastic food ring-pull can, comprising a plastic ring-pull cover and a plastic can body in snap fit with the plastic ring-pull cover tightly. An opening part of the plastic can body is provided with an inward planar turnup glued to an aluminum foil sheet which is made of composite layer material; the upper surface of the plastic ring-pull cover is provided with a plastic pull ring; the longitudinal section of the plastic pull ring is stepped in structure basically; the bottom of the plastic pull ring and a torn part of the plastic ring-pull cover are formed in an integrated manner; the lower surface of the plastic ring-pull cover is provided with an annular creasing groove facilitating tearing; and knife-edge parts capable of puncturing the aluminum foil sheet easily are formed on the inner side of the creasing groove corresponding to the end of the bottom edge of the stepped plastic pull ring. The plastic food ring-pull can guarantees air impermeability of second-grade sealing; prolongs quality guarantee period of food; can be opened easily by a user; solves the problems that powdery bits, such as iron and aluminum, generated by a conventional metal ring-pull can may fall into the food in the can; does not hurt fingers; prevents the pull ring from breaking firstly; improves processing efficiency; and reduces manufacture cost.
Description
Technical field
The utility model relates to a kind of food pop can.
Background technology
Employed on the market now a kind of Food can easy-to-open, tank body is made of plastics, and cover of pop can is generally aluminum, has a draw ring to be close to capping on the capping.This traditional Food can easy-to-open has following shortcoming: the aluminium lid sheet edge that (1) is drawn back is very sharp, and the user understands the scratch finger accidentally; (2) aluminum alloy materials of cover needs the riveted joint of branch secondary processing with the aluminum alloy materials of the draw ring that covers because of material is different, can't be integrally formed, increased manufacturing cost; (3) periphery of cover is directly fixed with crimping mode snapping with capsuling machine and tank body, has only primary seal, is not easy to guarantee the height conformability of products air tightness and produces the substandard products that shorten the shelf-life; (4) can't heat with micro-wave oven; (5) crown cap food pop can not put the food of peracid or alkalescence, because get rusty easily.
Summary of the invention
The utility model purpose provides a kind of easy opening structure of food plastic pop can, has both made things convenient for cover safety is torn, and can be placed in the micro-wave oven again and heat.
A kind of food plastic pop can of the utility model, comprise easy-open lid with can with its tank body that closely fastens, it is characterized in that:
Described easy-open lid and tank body are processed by plastics; The inwall of plastics easy-open lid is shaped on protruding circle, and plastic container oral area outer wall is shaped on corresponding protruding circle, and the protruding circle of plastics easy-open lid is stuck under the protruding circle of plastic container oral area under the pressure sealing; Both are closely fastened, form primary seal.Because easy-open lid and tank body are processed by plastics, when the food of needs heating in it, can directly put into micro-wave oven and heat.
Described plastic container oral area is shaped on the inside plane flange bonding with aluminium foil that be used for, and aluminium foil is bonded in the plane flange of plastic container oral area, forms secondary seal.
Described aluminium foil is a composite material, and interlayer is an aluminium foil, and respectively there are a plastic film layers or adhesive layer in its top and bottom, makes the plane flange of lower surface and plastic container oral area of its convenient and plastics easy-open lid bonding.
The upper surface of described plastics easy-open lid is shaped on the plastics draw ring, and the portion of tearing of this plastics tab front part and plastics easy-open lid is made into integration; Or this plastics draw ring vertical section is basically step-like, and its bottom is made into integration with the portion of tearing of plastics easy-open lid.Like this, the plastics draw ring on its top is convenient to the application of force, and lower tip is torn the annular indentation groove of the portion of tearing easily downwards under leverage.
The lower surface of described plastics easy-open lid is shaped on the annular indentation groove that is easy to tear, and the blade that is easy to puncture aluminium foil is processed in the inboard of the impression groove of the wherein corresponding position that is positioned at step-like end, plastics draw ring base.Even this is to tearing the portion of tearing along the annular indentation groove of plastics easy-open lid, still be difficult for tearing the problem of the aluminium foil of its below, because the clad aluminum foil layer material has stronger splitting resistance, only if begin to tear from indentation, there.So the clad aluminum foil packaging bag of existing various food, always having one at an one of which side tears breach in advance.The utility model is when corresponding when being positioned at step-like end, plastics draw ring base and receiving lever force to tear the impression groove at this place downwards; Blade punctures aluminium foil immediately and forms and tears breach in advance; Aluminium foil just can be torn and tears along the annular indentation groove with the portion of tearing of easy-open lid like this; Both guarantee the air-tightness of secondary seal, and the shelf-life of food and extend, made things convenient for the user to open pop can again.
Said annular indentation groove forms with the injection mould of the blade that is easy to puncture aluminium foil by the plastics easy-open lid; Angle between the lower surface of the bottom land of annular indentation groove and plastics easy-open lid is the obtuse angle, and the angle between the lower surface of the bottom land of the blade in the annular indentation groove and plastics easy-open lid is right angle or acute angle.Because the plastics easy-open lid can injection mo(u)lding, annular indentation groove and blade thereof on the lid can be one-body molded by mould, need not to make in addition blade, improve work efficiency.Blade is processed right angle or acute angle, can make this section inside groove that is positioned at the annular indentation groove along directly becoming sharp blade.
Said blade has 1-7, is distributed in the scope of plastics easy-open lid upper surface near the corresponding formed annular indentation groove circle of the impression straight trough of step-like plastics draw ring root hat section.Have the better effect of tearing along annular indentation groove a plurality of blades spaced apart,, aluminium foil is torn in the lump along the portion of tearing of annular indentation groove direction and easy-open lid, have the effect of tearing of leading because aluminium foil is punctured many places simultaneously.
The above-mentioned plastics easy-open lid that fastens with plastic container is coated by the plastics protective cover, and the inwall of plastics protective cover bottom is shaped on protruding circle, and the protruding circle of plastics protective cover is stuck in the periphery of plastics easy-open lid bottom under pressure, and both are closely fastened.Can prevent in storage and transport process that like this plastics easy-open lid upper surface is contaminated, in order to avoid dirt is fallen in the jar when uncapping.
The easy pull-up structure of this food plastic pop can of the utility model had both guaranteed the air-tightness of secondary seal, and what height was arranged blocks oxygen and aqueous vapor through effect; Shelf-life that can food and extend makes things convenient for the user to open pop can again, and does not have the possibility that break flours such as iron that the traditional metal easy-open lid produces, aluminium fall into jar interior food; Can not injure finger, draw ring can not rupture in advance, and work efficiency improves; Manufacturing cost reduces, and has overcome the existing various defectives of metal easy-open lid.
Description of drawings:
To combine accompanying drawing below,, the architectural feature of the utility model explained as follows with the mode of embodiment:
Fig. 1 is the utility model food pop can structural representation;
Fig. 2 is an A place partial enlarged drawing among Fig. 1;
Fig. 3 is a B place partial enlarged drawing among Fig. 1;
Fig. 4 is the utility model plastics easy-open lid birds-eye view;
Fig. 5 looks up enlarged diagram for the part of a plurality of blades of displayed map 4;
The constitution diagram that lever action produced when Fig. 6 uncapped for the utility model;
Fig. 7 is a C place partial enlarged drawing among Fig. 6;
The constitution diagram that the portion of tearing of aluminium foil and easy-open lid tore in the lump when Fig. 8 uncapped for the utility model.
Description of symbols among the figure: plastic container 1, the protruding circle 11 of plastic container oral area outer wall, plastic container oral area plane flange 12, protective cover 2; Plastics easy-open lid 3, plastics draw ring 31, blade 32, impression straight trough 33; The protruding circle 34 of plastics easy-open lid inwall, annular indentation groove 35, easy-open lid are torn portion 36, plastics draw ring root 37; The crown area 38 of circle, the plastic film layers 4 of aluminium foil, aluminium foil 5.
The specific embodiment:
With reference to Fig. 1-Fig. 3, the utility model food pop can structure comprise easy-open lid with can with its tank body that closely fastens, easy-open lid and tank body are processed by food grade plastic; The inwall of plastics easy-open lid 3 is shaped on protruding circle 34; Plastic container 1 oral area outer wall is shaped on corresponding protruding circle 11, during capping, under the pressure of capper, forces the protruding circle 34 of plastics easy-open lid to be stuck in the protruding circle 11 times of plastic container oral area; Both are closely fastened, form the primary seal of tank body.Aluminium foil 5 is a composite material; Interlayer is an aluminium foil, and respectively there are a plastic film layers 4 or thermosol layer in its top and bottom, and this plastic sheeting is chosen and easy-open lid and tank body homogeneous material; Can when capping, adopt the electromagnetism heating like this; Make lower surface and the plastic container oral area of plastic film layers 4 or thermosol layer and plastics easy-open lid inside 12 weldings of plane flange, this method for sealing speed is fast, airtight quality is good.The plastics easy-open lid 3 that fastens with plastic container 1 can be covered by plastics protective cover 2; The inwall of plastics protective cover 2 bottoms is shaped on protruding circle; The periphery that the protruding circle of plastics protective cover is stuck in plastics easy-open lid bottom under pressure closely fastens both; In order to preventing that in storage and transport process plastics easy-open lid upper surface is contaminated, dirt is fallen in the jar when avoiding uncapping, and the fitting of soupspoon or suction pipe and so on can also be placed in the space between protective cover and the easy-open lid.
The upper surface integrated through injection molding of plastics easy-open lid 3 is shaped on plastics draw ring 31, and this plastics draw ring vertical section is basically step-like, and the upper surface of its top and easy-open lid has at interval; Be easy to point the application of force; The portion of tearing 36 one of its bottom and plastics easy-open lid, its root 37 makes thicker and not yielding, when the cocked plastics draw ring of finger application of force top; Root 37 plays point action when leverage, forces end, plastics draw ring base to press down.
For the ease of conveniently tearing the portion of easy-open lid, traditional easy-open lid usually above that the surface be shaped on the annular indentation groove.The annular indentation groove 35 of the utility model is formed on the lower surface of plastics easy-open lid, and the area in the impression groove 35 is the portion of tearing.Can process the blade 32 that is easy to puncture aluminium foil in the inboard of annular indentation groove that correspondence is positioned at the position of step-like end, plastics draw ring 31 base like this.Said annular indentation groove forms with the injection mould of the blade that is easy to puncture aluminium foil by the plastics easy-open lid; Angle between the lower surface of the bottom land of annular indentation groove and plastics easy-open lid is the obtuse angle; Angle between the lower surface of the bottom land of the blade in the annular indentation groove and plastics easy-open lid is right angle or acute angle, can make this section inside groove that is positioned at the annular indentation groove along directly becoming sharp blade.By right-angle design, its shape can be with reference to Fig. 4, Fig. 5 to blade 32 for embodiment.
For aluminium foil after puncturing aluminium foil can be torn along annular indentation groove direction; As another embodiment; Position in both sides, end, plastics draw ring 31 base makes 5 blades, is distributed in the scope of plastics easy-open lid upper surface near the impression straight trough 33 corresponding formed annular indentation groove circle hat sections of step-like plastics draw ring root.When plastics draw ring top when cocked, by the effect of impression straight trough 33, at first by folding down, 5 blades of its periphery puncture 5 place's aluminium foils to the crown area 38 of this piece circle in the lump, and aluminium foil is torn along the portion of tearing of annular indentation groove direction and easy-open lid in the lump.
When opening cover, with finger plastics draw ring 31 is upwards pulled earlier, at this moment root 37 plays the point action of lever; Force end, plastics draw ring base to press down together with impression straight trough 33 outside areas; Blade 32 punctures aluminium foil 5, and this process such as Fig. 6, shown in Figure 7 upwards draw plastics draw ring 31 then; Aluminium foil 5 is torn fully in the lump with the portion of tearing 3 of easy-open lid and is pulled away from, and this process is as shown in Figure 8.
Specific embodiment described herein only is that the utility model spirit is made casehistory.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from the spirit of the utility model or surmount the defined scope of appended claims.
Claims (5)
1. food plastic pop can, comprise the plastics easy-open lid with can with its plastic container that closely fastens, it is characterized in that:
The inwall of described plastics easy-open lid is shaped on protruding circle, and plastic container oral area outer wall is shaped on corresponding protruding circle, and the protruding circle of plastics easy-open lid is stuck under the protruding circle of plastic container oral area under the pressure sealing, and both are closely fastened;
Described plastic container oral area is shaped on the inside plane flange bonding with aluminium foil that be used for;
Described aluminium foil is a composite material, and interlayer is an aluminium foil, and respectively there are a plastic film layers or adhesive layer in its top and bottom, makes the plane flange of lower surface and plastic container oral area of its convenient and plastics easy-open lid bonding;
The upper surface of described plastics easy-open lid is shaped on the plastics draw ring, and the portion of tearing of this plastics tab front part and plastics easy-open lid is made into integration;
The lower surface of described plastics easy-open lid is shaped on the annular indentation groove that is easy to tear, and the blade that is easy to puncture aluminium foil is processed in the inboard of the impression groove of the wherein corresponding position that is positioned at step-like end, plastics draw ring base.
2. according to the said food plastic pop can of claim 1; It is characterized in that said annular indentation groove and the injection mould of the blade that is easy to puncture aluminium foil by the plastics easy-open lid form; Angle between the lower surface of the bottom land of annular indentation groove and plastics easy-open lid is the obtuse angle, and the angle between the lower surface of the bottom land of the blade in the annular indentation groove and plastics easy-open lid is right angle or acute angle.
3. according to claim 1 or 2 said food plastic pop cans; It is characterized in that said blade has 1-7, be distributed in the scope of plastics easy-open lid upper surface near the corresponding formed annular indentation groove circle of the impression straight trough of step-like plastics draw ring root hat section.
4. according to the said food plastic pop can of claim 1, it is characterized in that said plastics draw ring vertical section is basically step-like, its bottom is made into integration with the portion of tearing of plastics easy-open lid.
5. according to claim 1 or 2 said food plastic pop cans; It is characterized in that the plastics easy-open lid that fastens with plastic container is coated by the plastics protective cover; The inwall of plastics protective cover bottom is shaped on protruding circle; The protruding circle of plastics protective cover is stuck in the periphery of plastics easy-open lid bottom under pressure, and both are closely fastened.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202997670U CN202272268U (en) | 2011-08-17 | 2011-08-17 | A plastic food ring-pull can |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202997670U CN202272268U (en) | 2011-08-17 | 2011-08-17 | A plastic food ring-pull can |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202272268U true CN202272268U (en) | 2012-06-13 |
Family
ID=46192641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202997670U Withdrawn - After Issue CN202272268U (en) | 2011-08-17 | 2011-08-17 | A plastic food ring-pull can |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202272268U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102285479A (en) * | 2011-08-17 | 2011-12-21 | 浙江祥珑科技有限公司 | Plastic zip-top can for foods |
-
2011
- 2011-08-17 CN CN2011202997670U patent/CN202272268U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102285479A (en) * | 2011-08-17 | 2011-12-21 | 浙江祥珑科技有限公司 | Plastic zip-top can for foods |
| CN102285479B (en) * | 2011-08-17 | 2014-04-02 | 浙江祥珑科技有限公司 | Plastic zip-top can for foods |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120613 Effective date of abandoning: 20140402 |
|
| RGAV | Abandon patent right to avoid regrant |