CN103482158A - Sealing packing box - Google Patents

Sealing packing box Download PDF

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Publication number
CN103482158A
CN103482158A CN201310386042.9A CN201310386042A CN103482158A CN 103482158 A CN103482158 A CN 103482158A CN 201310386042 A CN201310386042 A CN 201310386042A CN 103482158 A CN103482158 A CN 103482158A
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CN
China
Prior art keywords
box
injection molding
box body
ring
injection moulding
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Granted
Application number
CN201310386042.9A
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Chinese (zh)
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CN103482158B (en
Inventor
林卓辉
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Zhuo Gaotai (Guangzhou) Mstar Technology Ltd
Original Assignee
ZHUOGAOTAI(GUANGZHOU) PACKAGE CO Ltd
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Application filed by ZHUOGAOTAI(GUANGZHOU) PACKAGE CO Ltd filed Critical ZHUOGAOTAI(GUANGZHOU) PACKAGE CO Ltd
Priority to CN201310386042.9A priority Critical patent/CN103482158B/en
Publication of CN103482158A publication Critical patent/CN103482158A/en
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Publication of CN103482158B publication Critical patent/CN103482158B/en
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/50Reuse, recycling or recovery technologies
    • Y02W30/80Packaging reuse or recycling, e.g. of multilayer packaging

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Abstract

The invention discloses a sealing packing box with better sealing property, hygiene and environment friendliness. The sealing packing box is formed by a box cover and a box body with an injection molding ring; the box cover is formed by injection molding of a LDPE material, and a reversed buckling position is designed at the inside of the edge of the box cover; a seal ring made of a soft rubber is arranged at the bending position of the inner wall of the box cover; the box body is an integral product formed by dual processes of blistering and injection molding; the box body part is molded by performing injection molding on three to five layers of co-extruding materials; the opening of the box body is bent outwards and is properly lengthened to form a box opening edge material; the injection molding ring is formed on the box opening edge material by performing the injection molding process on a PP (propene polymer) material. After the box cover covers, the inner side of the box cover and the injection molding ring are in interference fit, a check ring of the injection molding ring tightly extrudes the soft rubber seal ring in the box cover, and meanwhile, the reversed buckling position of the box cover is buckled on the bottom of the injection molding ring, so the dual-layer sealing effect is achieved. The sealing packing box is suitable for food such as various sauces, jam, seasonings, biscuits, jellies needing to be stored for a long time.

Description

Sealing packaging box
Technical field
The present invention relates to a kind of packing box, specifically, relate to a kind of sealing effectiveness better, more the sealing packaging box of hygienic environment-protecting.
Background technology
At present, the packing box of large department is all to adopt the plastic uptake product on the market, but plastic packing box has a common defect-poor sealing performance, therefore, the plastic uptake product is expected good sealing property, and film or tinfoil sealing all can be selected by most of businessman, but such processing, make the plastic uptake product disposablely to use, cause great waste, also environmental protection not.
Summary of the invention
For above deficiency, the invention provides a kind of sealing effectiveness better, the sealing packaging box of hygienic environment-protecting more, it comprises the lid processed by Shooting Technique and the box body formed by the plastic uptake processes, the outside bending of the open end of described box body, and extend to form the box mouth rim charge of ring-type, the outer end of described box mouth rim charge is provided with the injection moulding circle of ring-type, pass through interference fit between described lid and injection moulding circle, to reach sealing effectiveness.
In order further to realize the present invention, described injection moulding circle is formed on the opening part of described box mouth rim charge by Shooting Technique.
In order further to realize the present invention, described injection moulding circle is formed by PP material injection molding.
In order further to realize the present invention, described injection moulding circle, along a section of box mouth rim charge to downward-extension, covers the lateral wall of part box body.
In order further to realize the present invention, described lid is formed by LDPE material injection molding, and the end of lid is formed with the back-off position, to fasten the bottom of injection moulding circle.
In order further to realize the present invention, the upper surface of described injection moulding circle is formed with a circle baffle ring along the opening of box body.
In order further to realize the present invention, the madial wall of described lid is provided with soft seal ring, with to the described baffle ring of lower compression.
In order further to realize the present invention, described box body is formed by co-extrusion materials processing more than three layers or three layers.
In order further to realize the present invention, described box body is formed by five-layer co-squeezing materials processing, and described five-layer co-squeezing material comprises the barrier layer in the middle of being positioned at, and lays respectively at the bonding coat of barrier layer upper and lower surface, and the substrate layer that lays respectively at two bonding coat outside faces.
In order further to realize the present invention, one or several materials processings in HIPS, SBS, GPPS, PP or PE of described substrate layer form; Described bonding coat is formed by the maleic anhydride graft process of resin; Described barrier layer is processed by ethene or ethenol copolymer.
Beneficial effect of the present invention: the opening part of the box body that plastic uptake processes of the present invention forms is formed with the box mouth rim charge of ring-type, utilize the PP material to enclose the injection moulding circle by Shooting Technique along the edge formation one of box mouth rim charge, strengthened the intensity of box body opening part (box mouth rim charge) by the injection moulding circle, while making the box mouth place of box body and lid interference fit, the box mouth is not yielding, reach better sealing effectiveness, and packing box of the present invention can reuse, than traditional film seal, hygienic environment-protecting more; In addition, the end of lid of the present invention is formed with the back-off position, and during interference fit, the back-off position can fasten the bottom of injection moulding circle, further reaches the effect of sealing; Have, the inwall of lid of the present invention is provided with soft seal ring again, and the upper surface of injection moulding circle is formed with a circle baffle ring, in the time of sealing, with the crush seal circle that makes progress, can play multi-sealed effect; Also have, box body of the present invention is formed by the plastic uptake processes by co-extrusion material more than three layers or three layers, the effective thickness of control capsule body not only, can also effectively prevent that oxygen and vapor permeation from entering in the box body, avoid the food corrosion in packing box rotten, be particularly suitable for the food that all kinds of sauces, jam, flavoring, biscuit and jelly etc. need long-term storage.
The accompanying drawing explanation
The cutaway view that Fig. 1 is sealing packaging box of the present invention;
The structural representation of the work material that Fig. 2 is box body of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing, the present invention is further elaborated, wherein, direction of the present invention be take Fig. 1 as standard.
As shown in Figure 1, sealing packaging box of the present invention comprises lid 1, box body 2 and injection moulding circle 3, lid 1 is processed by Shooting Technique by the LDPE material, the end of lid 1 is formed with back-off position 11, box body 2 is formed by the plastic uptake processes by co-extrusion material more than three layers or three layers, the outside bending of the open end of box body 2, and extend to form the box mouth rim charge 21 of ring-type, box mouth rim charge 21 is the table top around a loop of the opening part of box body 2, the outer end of box mouth rim charge 21 is provided with the injection moulding circle 3 of a loop, injection moulding circle 3 is formed on the opening part (outer end) of box mouth rim charge 21 by Shooting Technique by the PP material, thereby it is integrated with box body 2 to reach injection moulding circle 3, in order to guarantee the perfect adaptation of Shooting Technique and plastic uptake technique, one section outer wall along box mouth rim charge of injection moulding circle 3 of the present invention is to downward-extension, cover the lateral wall of part box body and form labeling plate face, can carry out silk-screen latter labeling in labeling plate face position, pass through interference fit between lid 1 madial wall and injection moulding circle 3 lateral walls, the back-off position 11 of lid 1 fastens the bottom of injection moulding circle 3, to reach sealing effectiveness.
Further, in order to guarantee the leak tightness between injection moulding circle 3 and lid 1, the present invention can also arrange at the inwall bending part of lid 1 seal ring 4 that a soft material is made, upper surface at injection moulding circle 3 forms a circle baffle ring 31, baffle ring 31 rounds along the opening of box body 2, and when lid 1 covers box body 2, baffle ring 31 is crush seal circle 4 upwards, can reach multi-sealed effect, to reach better fresh-keeping purpose.
Wherein, as shown in Figure 2, box body 2 of the present invention is paid the utmost attention to and is adopted the five-layer co-squeezing material to make, and the five-layer co-squeezing material comprises a barrier layer 22, two bonding coats 23 and two substrate layers 24, barrier layer 22 is positioned at midway location, generally by ethene or ethenol copolymer, is processed; Two bonding coats 23 cover respectively two surfaces up and down of barrier layer 22, play adhesive effect, and bonding coat 23 is generally formed by the maleic anhydride graft process of resin; Two substrate layers 24 cover respectively two bonding coat 23 outside faces, and general one or several materials processings in HIPS, SBS, GPPS, PP or PE of substrate layer 24 form, and barrier layer 22, bonding coat 23 and substrate layer 24 are sheet material.In sum, box body 2 is five layers and supplies with the plastic uptake sheet material, blocking oxygen and other gas, accomplish to protect for a long time fragrant fresh-keeping function, to reach the non-perishable purpose of commodity preferably, and generally be injection molded into the product of flask body, can't make multi-layer co-extruded sidewall, the oxygen that food is easily entered by infiltration and vapor corrosion are rotten, although multi-layer co-extruded technique can be blown on machine and realize at notes, but it is thicker to annotate the box body wall thickness of producing by boasting, and cost increases greatly.
The concrete stroke of injection moulding circle 3 is: at first utilize the five-layer co-squeezing extruder to extrude and make box body 2 five-layer co-squeezing material used; Then, utilize blistering machine by the above-mentioned profile that is formed with the box body 2 of box mouth rim charge 21 of five-layer co-squeezing forming materials; Then utilize manipulator that box body 2 is pressed from both sides out, move and be put on the injection mould dynamic mould core, along the outer end mold-closing injection one of box mouth rim charge 21, enclose the injection moulding circle 3 that hard PP material is made, thereby realize the integration product of a kind of injection moulding and two kinds of technique combinations of plastic uptake.
The foregoing is only better embodiment of the present invention, the present invention is not limited to above-mentioned embodiment, may there is local small structural modification in implementation process, if various changes of the present invention or modification are not broken away to the spirit and scope of the present invention, and, within belonging to claim of the present invention and equivalent technologies scope, the present invention also is intended to comprise these changes and modification.

Claims (10)

1. a sealing packaging box, it comprises the lid (1) processed by Shooting Technique and the box body (2) formed by the plastic uptake processes, it is characterized in that, the outside bending of open end of described box body (2), and extend to form the box mouth rim charge (21) of ring-type, the outer end of described box mouth rim charge (21) is provided with the injection moulding circle (3) of ring-type, passes through interference fit between described lid (1) and injection moulding circle (3), to reach sealing effectiveness.
2. sealing packaging box according to claim 1, is characterized in that, described injection moulding circle (3) is formed on the opening part of described box mouth rim charge (21) by Shooting Technique.
3. sealing packaging box according to claim 2, is characterized in that, described injection moulding circle (3) is formed by PP material injection molding.
4. sealing packaging box according to claim 2, is characterized in that, described injection moulding circle (3), along a section of box mouth rim charge (21) to downward-extension, covers the lateral wall of part box body (2).
5. sealing packaging box according to claim 1, is characterized in that, described lid (1) is formed by LDPE material injection molding, and the end of lid (1) is formed with back-off position (11), to fasten the bottom of injection moulding circle (3).
6. sealing packaging box according to claim 1, is characterized in that, the upper surface of described injection moulding circle (3) is formed with a circle baffle ring (31) along the opening of box body (2).
7. sealing packaging box according to claim 6, is characterized in that, the madial wall of described lid (1) is provided with soft seal ring (4), with to the described baffle ring of lower compression (31).
8. sealing packaging box according to claim 1, is characterized in that, described box body (2) is formed by co-extrusion materials processing more than three layers or three layers.
9. sealing packaging box according to claim 8, it is characterized in that, described box body (2) is formed by five-layer co-squeezing materials processing, described five-layer co-squeezing material comprises the barrier layer (22) in the middle of being positioned at, lay respectively at the bonding coat (23) of barrier layer (22) upper and lower surface, and the substrate layer (24) that lays respectively at two bonding coats (23) outside face.
10. sealing packaging box according to claim 9, is characterized in that, described substrate layer (24) one or several materials processings in HIPS, SBS, GPPS, PP or PE form; Described bonding coat (23) is formed by the maleic anhydride graft process of resin; Described barrier layer (22) is processed by ethene or ethenol copolymer.
CN201310386042.9A 2013-08-29 2013-08-29 Sealing packaging box Active CN103482158B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310386042.9A CN103482158B (en) 2013-08-29 2013-08-29 Sealing packaging box

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310386042.9A CN103482158B (en) 2013-08-29 2013-08-29 Sealing packaging box

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CN103482158A true CN103482158A (en) 2014-01-01
CN103482158B CN103482158B (en) 2015-09-23

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103935576A (en) * 2014-04-09 2014-07-23 卓高泰(广州)包装有限公司 Plastic-vacuum-forming container allowed to be resealed
CN105058776A (en) * 2015-07-29 2015-11-18 卓高泰(广州)包装有限公司 Processing method for combining blister product and injection products into plastic packaging container
CN106800113A (en) * 2017-03-15 2017-06-06 卓高泰(广州)包装有限公司 A kind of box body of plastic uptake, integrated through injection molding chemical conversion type

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2328214A1 (en) * 1973-06-02 1974-12-19 Raymond August Heisler CONTAINER WITH A LID THAT CAN BE PLACED ON ITS Beaded opening
US4094460A (en) * 1976-04-26 1978-06-13 Aluminum Company Of America Closure assembly and package
US4312459A (en) * 1979-09-27 1982-01-26 Leach Albert E Paint can rim cover and lid combination
CN2637379Y (en) * 2003-09-04 2004-09-01 林卓辉 Sheet material for food packaging
CN201132638Y (en) * 2007-12-28 2008-10-15 潮州市佳业食品有限公司 Sealed packing box
CN201436245U (en) * 2009-05-05 2010-04-07 卓高泰(广州)包装有限公司 Sheeting applied to package of food and medicine
CN202163705U (en) * 2011-07-25 2012-03-14 钟坤麟 Box type container with quick demounting and excellent sealing performances
JP2012144289A (en) * 2011-01-14 2012-08-02 Lion Corp Container for granular product
CN203450494U (en) * 2013-08-29 2014-02-26 卓高泰(广州)包装有限公司 Novel sealing packaging box

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2328214A1 (en) * 1973-06-02 1974-12-19 Raymond August Heisler CONTAINER WITH A LID THAT CAN BE PLACED ON ITS Beaded opening
US4094460A (en) * 1976-04-26 1978-06-13 Aluminum Company Of America Closure assembly and package
US4312459A (en) * 1979-09-27 1982-01-26 Leach Albert E Paint can rim cover and lid combination
CN2637379Y (en) * 2003-09-04 2004-09-01 林卓辉 Sheet material for food packaging
CN201132638Y (en) * 2007-12-28 2008-10-15 潮州市佳业食品有限公司 Sealed packing box
CN201436245U (en) * 2009-05-05 2010-04-07 卓高泰(广州)包装有限公司 Sheeting applied to package of food and medicine
JP2012144289A (en) * 2011-01-14 2012-08-02 Lion Corp Container for granular product
CN202163705U (en) * 2011-07-25 2012-03-14 钟坤麟 Box type container with quick demounting and excellent sealing performances
CN203450494U (en) * 2013-08-29 2014-02-26 卓高泰(广州)包装有限公司 Novel sealing packaging box

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103935576A (en) * 2014-04-09 2014-07-23 卓高泰(广州)包装有限公司 Plastic-vacuum-forming container allowed to be resealed
CN103935576B (en) * 2014-04-09 2016-03-09 卓高泰(广州)包装有限公司 A kind of resealable plastic uptake container
CN105058776A (en) * 2015-07-29 2015-11-18 卓高泰(广州)包装有限公司 Processing method for combining blister product and injection products into plastic packaging container
CN106800113A (en) * 2017-03-15 2017-06-06 卓高泰(广州)包装有限公司 A kind of box body of plastic uptake, integrated through injection molding chemical conversion type
CN106800113B (en) * 2017-03-15 2019-01-22 卓高泰(广州)包装有限公司 A kind of plastic uptake, the molding box body of integrated through injection moldingization

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Publication number Publication date
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Inventor after: Lin Zhuohui

Inventor after: Chen Cancheng

Inventor before: Lin Zhuohui

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Free format text: CORRECT: INVENTOR; FROM: LIN ZHUOHUI TO: LIN ZHUOHUI CHEN CANCHENG

C14 Grant of patent or utility model
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Inventor after: Lin Zhuohui

Inventor after: Chen Cancheng

Inventor after: Zhang Xinqin

Inventor before: Lin Zhuohui

Inventor before: Chen Cancheng

COR Change of bibliographic data
CP01 Change in the name or title of a patent holder
CP01 Change in the name or title of a patent holder

Address after: 510000 No. 9, Hefeng four street, Yonghe Economic Zone, Guangzhou economic and Technological Development Zone, Guangzhou, Guangdong

Patentee after: Zhuo Gaotai (Guangzhou) Mstar Technology Ltd

Address before: 510000 No. 9, Hefeng four street, Yonghe Economic Zone, Guangzhou economic and Technological Development Zone, Guangzhou, Guangdong

Patentee before: Zhuogaotai(Guangzhou) Package Co., Ltd.