CN110451086A - Integrated plastic bag multiple layer combination body - Google Patents
Integrated plastic bag multiple layer combination body Download PDFInfo
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- CN110451086A CN110451086A CN201910129457.5A CN201910129457A CN110451086A CN 110451086 A CN110451086 A CN 110451086A CN 201910129457 A CN201910129457 A CN 201910129457A CN 110451086 A CN110451086 A CN 110451086A
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- Prior art keywords
- plastic bag
- integrated plastic
- multiple layer
- integrated
- adjacent
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D77/00—Packages formed by enclosing articles or materials in preformed containers, e.g. boxes, cartons, sacks or bags
- B65D77/04—Articles or materials enclosed in two or more containers disposed one within another
Abstract
The invention discloses a kind of integrated plastic bag multiple layer combination bodies, are related to polybag technical field.It includes the multilayer integrated plastic bag being distributed with jacket structure；Every layer of integrated plastic bag is an integral structure；Filled with the filler for preventing layers cementing between per two layers adjacent of integrated plastic bag；Per the adjacent equal concentric alignment of two layers of integrated plastic bag and it is adjacent to closely sealed；The bottom surface of integrated plastic bag multiple layer combination body is provided with the volume dark zone of protrusion；The volume dark zone discharges available space for integrated plastic bag from Ariticle-storing barrel when lift-off.The beneficial effects of the present invention are: saving material, breakage rate is low, capacity utilization is high, the space hold amount of storage carrying is low.
Description
Technical field
The present invention relates to polybag technical fields.
Background technique
The bag bodies such as known existing polybag, such as shopping bag, refuse bag are moulded by planar plastic foil or tubulose
Material membrane pressure connects composition.
Structure environment protection type disposable refuse bag, using the technical solution of nested refuse bag, refuse bag begins to use from innermost layer, is often finished
One layer of taking-up, remaining refuse bag continuation then use in dustbin, it is not necessary to bagging repeatedly, it is very easy to use.But
It is that there is also certain problems on it is used.
The refuse bag of 201720791280.1- " multilayered structure environment protection type disposable refuse bag convenient to use " a kind of is not one
Body formula structure, crimping edge is unsmooth, in multilayer noose, is easy to appear fold and gap.Fold and gap are layer by layer
Accumulation can reduce the available space of internal layer refuse bag, and be easy to appear breakage.On the other hand, the refuse bag of secondary crimping structure
Leftover bits can be generated in process of production；In addition it will appear irregular corner when secondary crimping structure expands into three-dimensional cavity
Or folding face, it can also reduce capacity utilization.
The shortcomings that polybag in order to overcome secondary crimping structure, the present invention is directed to propose a kind of integrated plastic bag, and
And it is composed of integrated plastic bag jacket layer as integral type polybag multiple layer combination body.In order to which those skilled in the art can be real
The existing present invention, now discloses a kind of new production method --- -- " integral type for being able to produce out integrated plastic bag multiple layer combination body
The production method of polybag multiple layer combination body ".
A kind of production method of integrated plastic bag multiple layer combination body, using thermoplastic plastic sheet as raw material, by multilayer
Thermoplastic plastic sheet's layer upon layer, between adjacent thermoplastic plastic sheet, addition prevents thermoplastic plastic sheet from layer occurs
Between the filler that is bonded；Eliminate the air of plastic sheet interlayer；Then sheet material multi-layer thermoplastic plastic sheet being laminated
Assembly synchronizes portable type thermoforming, and the integrated plastic bag for making the combination of sheets of planar be shaped to have bag cavity is more
Layer assembly；
As shown in figure 3, synchronous portable type thermoforming, comprising: combination of sheets 1 is carried out compression with elasticity carrying pad 3 and is bonded；It will
Combination of sheets 1 is heated to soft state；By Fluid pressure, elasticity is made to carry the elastic expansion in molding cavity 2 of pad 3；It is logical
It crosses and sets the coefficient of elasticity that elasticity carries the every place position of pad 3, control elasticity carrying and stop every place position after expansion in molding cavity 2
The thinning rate set；It passively follows elasticity to carry pulvilliform using combination of sheets to become, keeps every place position one of combination of sheets a pair of
The every place position for answering elasticity to carry pad generates same reduction；It is tired by the ironing amount of the every place position of combination of sheets
Product, finally molds the integrated plastic bag multiple layer combination body 7 with bag cavity in molding cavity；
Be thermoformed into principle foundation to synchronize portable type, with the preset shape of bag cavity of integrated plastic bag multiple layer combination body and
Thickness uniformity is target, sets elasticity and carries the coefficient of elasticity for padding every place position.
In Fig. 3, synchronization group zoarium 6 refers to that elasticity carries pad 3 and compresses a kind of combination after being bonded with combination of sheets 1.
Bag cavity refers to: the three-dimensional cavity in the structure of sack, for contain things.
Fluid pressure refers to: air pressure is hydraulic.
Molding cavity refers to: according to the shape of integrated plastic bag multiple layer combination body, the former being correspondingly arranged, and sheet combination
Body forms integrated plastic bag multiple layer combination body in molding cavity.
Thinning rate refers to: thickness change, reduced speed.
Ironing amount refers to: combination of sheets, which carries pad by elasticity, carries tensile deformation, the total volume of every place position
Do not become, thickness is thinned, and surface area increases；Ironing amount just refers to because of surface area increase caused by thinning.
Elasticity carries the setting for padding the coefficient of elasticity of each position, can be realized by following two ways.
1, it realizes that elasticity carries the setting for padding the coefficient of elasticity of each position, passes through the elasticity modulus of the material of each position
Setting.
2, it realizes that elasticity carries the setting for padding the coefficient of elasticity of each position, is set by the thickness of the material of each position
It is fixed.
Elasticity carries pad, the property that itself should have:
1, heat resistance is able to bear the temperature that assembly is heated to soft state.
2, there is stronger elastic deformation ability.The molding deformation quantity of combination of sheets carries the elasticity of pad in its elasticity
Within deformability.
To sum up two, elasticity, which carries pad, can choose silica gel, high resiliency temperature resistant rubber by improvement etc..
Exactly there is elastic carrying to pad, the reduction of the every place position of combination of sheets in active control forming process is just real
Enough accurate control body formed thickness uniformities of integrated plastic bag multiple layer combination are showed.Pass through integrated plastic bag multiple layer combination body
Shape and thickness uniformity the two production before to set product parameters, combination of sheets can be gone out with mathematical computations and be shaped to one
The thinned amount of tension of every place position, is thinned amount of tension according to this, can pass through elasticity during body formula polybag multiple layer combination body
The prior arts knowledge such as mechanics, calculus or computer simulation software calculates elasticity and carries the elasticity system for padding every place position
Number.
For combination of sheets, on the one hand filler between adjacent thermoplastic plastic sheet will prevent thermoplasticity
Plastic sheet is bonded after by thermal softening, on the other hand, moreover it is possible to occupy the space between thermoplastic plastic sheet, eliminate as much as heat
Air between thermoplastic plastic sheet material.
For thermoplastic plastic sheet's sheet as planar, thermoplastic plastic sheet can be by techniques such as blowing or rolling processes
It obtains, before thermoplastic plastic sheet stacks or during stacking, filler is added, prevents the filler of bonding from can choose two
Methyl-silicone oil, fluororesin powder, talcum powder, mica powder etc., those skilled in the art can be according to integrated plastic bags itself
Material and usage scenario go to select.It, can be to piece when thermoplastic plastic sheet stacks into combination of sheets after filler is added
Material assembly is rolled, and the air between thermoplastic plastic sheet is extruded, and keep the sealing between thermoplastic plastic sheet
State.In the case where filler is liquid, it also can use liquid and voluntarily fill, air is discharged, it is no longer necessary to roll.Most
End form at combination of sheets, air almost drains between thermoplastic plastic sheet layer by layer, in this way during vacuum forming, no
Relative storey displacement can be caused because of the expansion of bubble, made in uneven thickness.
Summary of the invention
The technical problems to be solved by the invention are to provide a kind of integrated plastic for above-mentioned technical deficiency
Bag multiple layer combination body.
The technical solution adopted by the present invention is that: a kind of integrated plastic bag multiple layer combination body, including be distributed with jacket structure
Multilayer integrated plastic bag；Every layer of integrated plastic bag is an integral structure；Per two layers adjacent of integrated plastic bag it
Between filled with preventing the filler of layers cementing；Per the adjacent equal concentric alignment of two layers of integrated plastic bag and it is adjacent to closely sealed；
The bottom surface of integrated plastic bag multiple layer combination body is provided with the volume dark zone of protrusion；The volume dark zone is used for one
Body formula polybag discharges available space from Ariticle-storing barrel when lift-off.
Compared with conventional plastic bag, integrated plastic bag multiple layer combination body has the technical effect that the present invention
1, the technical effect of the integral structure of integrated plastic bag: a, save material: integral structure does not crimp edge,
It does not generate because of leftover bits caused by crimping edge.B, not cracky: integral structure does not crimp edge, and entire body is smooth,
The case where being not in crimping marginal laceration, not cracky.C, be easy moulding: the solid that integral structure can be realized rule is made
Type is without there is folding face.
2, filler can prevent integrated plastic bag layers cementing, will not bond together in splitting and cause to tear
It splits, additionally it is possible to reduce the resistance removed layer by layer.
3, concentric per two layers adjacent of integrated plastic bag on the basis of the integrated plastic bag integral structure of single layer
It is aligned and is adjacent to closely sealed, that is to say, that the size difference of two layers of integrated plastic bag of opposite ectonexine is just suitable, will not both produce
Raw fold will not generate gap, can ensure the available space of internal layer integrated plastic bag in this way, reduce in use process
Probability of damage helps to promote the space utilization rate of integrated plastic bag multiple layer combination body transport storage.
If internal layer is correspondingly small in size, integrated plastic bag multiple layer combination body is caused interlayer spacings occur, caused loose
The case where, and interlayer spacings also result in and occur breakage when in use；If internal layer relative size is big, internal layer will appear pleat
Wrinkle, fold add up in each layer, also result in interlayer spacings, the problem of loose breakage occur.In addition, fold and gap are deposited
It will lead to the case where internal layer integrated plastic bag available space reduces；Also result in integrated plastic bag multiple layer combination body
The whole volume that occupies increases, and is unfavorable for transporting and store.
Volume dark zone, for integrated plastic bag, release can use appearance when lift-off from Ariticle-storing barrel for the volume dark zone
Product, the available space of release are used to compensate volume reduction when integrated plastic bag closes up, can prevent integral type from moulding in this way
Material bag is placed in Ariticle-storing barrel the article overfill in use, due to holding, and article unrestrained situation is easy to appear when closing up.
Detailed description of the invention
Fig. 1 is the type schematic diagram of volume dark zone；
Fig. 2 uses schematic diagram for Ariticle-storing barrel of the present invention combination with volume spare area；
Fig. 3 is the demonstration graph of synchronous portable type thermoforming in background technique；
Fig. 4 is an integral structure schematic diagram；
Fig. 5 is the dismantling schematic diagram of integral type polybag multiple layer combination body.
In figure, 1, combination of sheets；2, molding cavity；3, elasticity carries pad；4, fluid pressurization device；5, heating device；
6, synchronization group is fit；7, integrated plastic bag multiple layer combination body；8, integrated plastic bag；9, volume dark zone；10, Ariticle-storing barrel；
11, volume spare area.
Specific embodiment
The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.
A kind of integrated plastic bag multiple layer combination body 7, including the multilayer integrated plastic bag 8 being distributed with jacket structure；Often
Layer integrated plastic bag 8 is an integral structure；Being filled between per two layers adjacent of integrated plastic bag 8 prevents layers cementing
Filler；Per the adjacent equal concentric alignment of two layers of integrated plastic bag 8 and it is adjacent to closely sealed；
The bottom surface of integrated plastic bag multiple layer combination body 7 is provided with the volume dark zone 9 of protrusion；It uses the volume dark zone 9
Available space is discharged when integrated plastic bag lift-off from Ariticle-storing barrel.
As shown in Fig. 4, the integral structure of integrated plastic bag 8 refers to that entire polybag is an entirety, does not appoint
What splices.
As shown in figure 5, integrated plastic bag is first to use innermost layer using sequence, innermost layer is taken after being put into article
Out, successively outer layers use.When successively taking out internal layer integrated plastic bag, shelled from the edge of internal layer integrated plastic bag
From.
Filled with the filler for preventing layers cementing between per two layers adjacent of integrated plastic bag.Prevent the filling of bonding
Object can choose dimethicone, fluororesin powder, talcum powder, mica powder etc., and those skilled in the art can be according to integral type
The material and usage scenario of polybag itself go to select.
As shown in Figure 1, volume dark zone 9 can be various shapes, protrusion can be understood as raising upward, can also manage
Solution be it is downwardly convex, when working condition, to raise upward.
The object placing cavity bottom of Ariticle-storing barrel can be smooth, and volume dark zone will appear fold in the bottom of object placing cavity.Such as Fig. 2
Shown, the object placing cavity bottom of Ariticle-storing barrel, which can also raise upward, is provided with volume spare area 11.Volume spare area 11 and volume are pre-
Preparation area 9, which coincide, to be arranged.In this way, integrated plastic bag, from Ariticle-storing barrel when lift-off, volume dark zone will be fallen after rise downwards, release
Volume is twice of volume dark zone occupied area volume, is referred to 2 dotted portion of attached drawing herein.
The volume of volume dark zone release is used to compensate volume reduction when integrated plastic bag closes up.Integrated plastic
Volume reduction when bag closes up, depending on state of institute's contain things, such as liquid, powdery solid granules, shredded paper etc.
Use environment.So the size of volume dark zone, it should be configured according to actual use environment.
Claims (1)
1. a kind of integrated plastic bag multiple layer combination body, it is characterised in that: including the multilayer integral type modeling being distributed with jacket structure
Material bag；Every layer of integrated plastic bag is an integral structure；Being filled between per two layers adjacent of integrated plastic bag prevents layer
Between the filler that is bonded；Per the adjacent equal concentric alignment of two layers of integrated plastic bag and it is adjacent to closely sealed；Integrated plastic bag multilayer
The bottom surface of assembly is provided with the volume dark zone of protrusion；The volume dark zone is for integrated plastic bag from Ariticle-storing barrel
Available space is discharged when lift-off.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2018104277492 | 2018-05-07 | ||
| CN201810427749 | 2018-05-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110451086A true CN110451086A (en) | 2019-11-15 |
Family
ID=68480594
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910129457.5A Pending CN110451086A (en) | 2018-05-07 | 2019-02-21 | Integrated plastic bag multiple layer combination body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110451086A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2172756Y (en) * | 1993-11-05 | 1994-07-27 | 陈立新 | Multi-layer plastic refuse bag |
| JP2001139104A (en) * | 1999-11-10 | 2001-05-22 | Koji Suzuki | Drop-preventive type garbage collecting bag and its mounting/dismounting method |
| CN2795111Y (en) * | 2005-04-04 | 2006-07-12 | 侯启丞 | Folding environment protection garbage can |
| CN201980532U (en) * | 2011-04-01 | 2011-09-21 | 山东科技大学 | Plastic convenient bag |
| CN202642339U (en) * | 2012-06-15 | 2013-01-02 | 大连民族学院 | Plastic bag |
| CN203781131U (en) * | 2014-04-08 | 2014-08-20 | 江门市新会区恒隆塑料制品有限公司 | Multi-bag nested garbage bag |
| CN205257123U (en) * | 2015-12-23 | 2016-05-25 | 莫迟 | Multilayer disposal bag |
| CN205416557U (en) * | 2016-03-14 | 2016-08-03 | 乐至县人民医院 | Disposable multilayered film cover lamination arteries and veins area |
| CN206265675U (en) * | 2016-12-15 | 2017-06-20 | 康现昌 | Refuse bag and rubbish store equipment |
| US20180111721A1 (en) * | 2016-10-25 | 2018-04-26 | Dorian Alexander Robinson | Multiple Bags Within A Bag |
-
2019
- 2019-02-21 CN CN201910129457.5A patent/CN110451086A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2172756Y (en) * | 1993-11-05 | 1994-07-27 | 陈立新 | Multi-layer plastic refuse bag |
| JP2001139104A (en) * | 1999-11-10 | 2001-05-22 | Koji Suzuki | Drop-preventive type garbage collecting bag and its mounting/dismounting method |
| CN2795111Y (en) * | 2005-04-04 | 2006-07-12 | 侯启丞 | Folding environment protection garbage can |
| CN201980532U (en) * | 2011-04-01 | 2011-09-21 | 山东科技大学 | Plastic convenient bag |
| CN202642339U (en) * | 2012-06-15 | 2013-01-02 | 大连民族学院 | Plastic bag |
| CN203781131U (en) * | 2014-04-08 | 2014-08-20 | 江门市新会区恒隆塑料制品有限公司 | Multi-bag nested garbage bag |
| CN205257123U (en) * | 2015-12-23 | 2016-05-25 | 莫迟 | Multilayer disposal bag |
| CN205416557U (en) * | 2016-03-14 | 2016-08-03 | 乐至县人民医院 | Disposable multilayered film cover lamination arteries and veins area |
| US20180111721A1 (en) * | 2016-10-25 | 2018-04-26 | Dorian Alexander Robinson | Multiple Bags Within A Bag |
| CN206265675U (en) * | 2016-12-15 | 2017-06-20 | 康现昌 | Refuse bag and rubbish store equipment |
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