CN201436249U - Air packaging device with double-layer cushion - Google Patents
Air packaging device with double-layer cushion Download PDFInfo
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- CN201436249U CN201436249U CN200920077892XU CN200920077892U CN201436249U CN 201436249 U CN201436249 U CN 201436249U CN 200920077892X U CN200920077892X U CN 200920077892XU CN 200920077892 U CN200920077892 U CN 200920077892U CN 201436249 U CN201436249 U CN 201436249U
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- film
- check valve
- air
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- intermediate film
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Abstract
An air packaging device with double-layer cushion is a 3D packaging body for sealing air formed by twice thermoplastic sealing two layers of thermoplastic films, comprising a plurality of separate seal air chambers and a main channel, an air inlet is provided at the main channel, each seal air chamber is communicated with the main channel through a one-way air charging unit formed by films between the two layers of thermoplastic films, the one-way air charging unit is a one-way valve element formed by two layers of one-way valves, the one-way valve element comprises an intermediate film which divides the packaging body formed by two layers of thermoplastic films into an upper row of separate seal air chamber and a lower row of separate seal air chamber, the two layers of one-way valves are positioned at two sides of the intermediate film to charge air into the seal air chambers on and below the intermediate film. When seal air chamber at one side is leaked, the seal air chamber at the other side is not affected, thereby reducing damage danger when articles are impacted. The two layers of air chambers equals to a one layer chamber with a enlarged diameter, the impact-bearing ability is greatly enhanced, and multi-stage cushion effect is also provided.
Description
Technical field
The utility model relates to the three-dimensional aeroseal packing device that utilizes self-adhering (check valve) technical design to produce; this device can use at electronic product; glass ware; precision instrumentation; workmanship, precious fragile such as printing consumables and safety guard-safeguard performance require than higher various fields.The utility model be a kind ofly have anti-extruding, anti-vibration, sealed damp-proof, anti-falling fallen and the novel environment friendly packing of integrated protection performance such as buffering, can be used as in the transportation protection, filling, the part of article or the partiting pad of significant points and the omnibearing buffering package of article or by printing direct use in the sale external packing as article.
Background technology
The trend of globalization of enterprise strengthens the transportation range of product from the grown place to area of consumption day by day, causes for the protective packaging demand in the transportation also fast-developing simultaneously.Traditional polystyrene foamed (EPS) and polyethylene foams (EPE) based article must use at manufacturer's foaming or through just being transported to the user after the processed, the bulky very inconvenience transportation and the storage of the foamed plastic after the moulding.The foaming in place class material that transports for convenience and develop mainly is to utilize the Polyurethane foam goods, expands and forms on the content next door and protect model.But the price of material is higher relatively and the equipment at scene had certain requirements simultaneously require to be not suitable for the inner packing of large-scale pipeline product such as electronic product at workman's efficient and working strength.Simultaneously, show serious many drawback days of polystyrene foamed (EPS) based article, become for the people all dislike " white pollution ".Relatively only at the buffer product of transit link short-term use, the offal treatment of permanent polyphenyl blister pack comes gross pollution for the environment bag.Burning produces noxious gas, and heap buries the destruction that produces geologic framework because of not corroding.The concern of government and customer's environmental pollution problem in recent years will be limited to the development of this series products.Simultaneously, packing in the market almost are limited by the bulky influence of packing itself invariably, traffic cost makes these materials closely to sell, thereby can't form scale and benefit.
Along with the fast development of soft-plastic material, make increasing industry can benefit with this material behavior the design that comes of bag and the expansion of function.Traditional gas flush packaging utilizes hot sealing process to form simple round dot (BUBBLE WRAP, bubble pad), block or cylindric usually.Bubble is paid somebody's debt and expected repayment later and can be transported by being packaged as coiled material, but other shape product must form air bag at the heat-sealing equipment that uses the on-site installation complexity.Because the protection effect and the shape-variable of this series products are limited, so operable field mostly is pad or the filling space is used.Simultaneously, to protect the gas time be not very long because the fugitiveness of the use of material and hot sealing process causes.Therefore, limited to for a long time always and utilize air as the development of the packaging product of buffer medium.
Walker in the document (1981) Official Gazette of the United State's Patent Office 4191211,4708167 valve body and the combinations that utilize soft-plastic material to make all on the books of Koyanagi (1987) Official Gazette of the United State's Patent Office are used for making as products such as water bag, coffee bag, balloon toys as plastic sheeting or rubber type of material.Simple softly mould the passage that structure can provide air admission or discharge but stop the seepage of liquid or gas or enter by this, forming one can store fluid or the storage space of energy deaeration.On the basis of this theory, use different materials to can be used for different fields such as life jacket and be used for preserving the sealing arrangement of fluid, as bladders.2005, the relevant feasibility study that utilizes air as buffering that Fu Jingfang delivers at " packing and food machinery " magazine at " Packaging Engineering " and Liu Gong etc. was for the utility model provides good theoretical foundation.
On November 22nd, 2006, disclosed Chinese patent application 200510025833.4 disclosed a kind of self-adhesive nonreturn air package material and manufacture method thereof, this invention relates to a kind of self-adhesive nonreturn air package material and manufacture method thereof, these packing are made up of four layers of plastic sheeting, bonding through local heat-sealing, form the space that to deposit air, utilize the viscosity and the action of air pressure of film self, air can not be run spill, and in the lasting preservation in this space, air and film have been formed a kind of vibration resistance that has jointly, anti-extruding, the self-adhesive nonreturn air package material of functions such as protection against the tide.
On November 21st, 2007, disclosed Chinese patent application 200580016507.5 disclosed a kind of structure of air-packing device of the shock absorbing capability with improvement, and this device has the air-packing device of product shock absorbing capability, that be used for protecting container case of improvement.This air-packing device comprises: first and second plastic sheetings, thus they are produced a plurality of air chambers in the pre-position by bonding, and each air vessel has the air chamber that a plurality of serial connections link to each other; Be arranged on corresponding air vessel the entrance, be used to make pressurized air along forwards to a plurality of check valves that flow; With public ground of described a plurality of check valves bonded assembly air intake; Be formed on the heat-seal flanges on the lateral edges of air-packing device.Pass through post heat-seal treatment, predetermined point on the described air vessel and heat-seal flanges are bonded in together, thereby when air-packing device was charged into pressurized air, generation had container portions that is used to package the product in opening wherein and the cushion part that supports described container portions.
The check valve (air valve) of the described packing device of above-mentioned patent is that the two-layer heat sealing film heat-sealing by the belt body of two layers of unidirectional valve film and its both sides forms, be the scheme drawing of air-packing device before sealing of prior art as shown in Figure 1 without secondary, air is through admission port 1, enter main channel 2, then through entering each sealed air chamber 4, the entrance of each sealed air chamber 4 is provided with check valve 3, and air is sealed in the sealed air chamber 4.The check valve 3 of prior art is to be clipped in the middle of the both sides up and down that form belt body bigger thermoplastic film A1, the A2 by double-layer films B1, B2, the upper end of two layers of unidirectional valve film B1 and B2 is enclosed in the admission port 6 that forms check valve 3 with two-layer thermoplastic film A1 and A2 by the particular processing thermoplastic, and the bottom of two layers of unidirectional valve film B1 and B2 fixes on by the arbitrary layer of thermoplastic sealing of a plurality of presets in two-layer thermoplastic film A1 and A2, check valve is distributed to each sealed air chamber 4 by sealed air chamber's separation line 7, this is known technology on industry again.
Fig. 2 is the scheme drawing at the check valve inlet place, upper end of check valve film B1 and B2, upper strata check valve film B1 and thermoplastic film A1 heat-sealing, check valve film B2 of lower floor and thermoplastic film A2 heat-sealing, the both sides heat-sealing of check valve film B1 and B2, the middle admission port 6 that forms check valve.Form because this check valve is the four-level membrane heat-sealing, the main channel is formed by two-layer thermoplastic film.The described packing device of above-mentioned patent is applicable to the packing of flat articles substantially, and sealed air chamber damages but all exist independently, influences the problem of packing material safety.On the other hand, the diameter of sealed air chamber is big more, and the ability of bearing bump is strong more, but the diameter of sealed air chamber is subjected to the restriction of conditions such as mould, can not infinitely increase, and the object higher to some packing requirementss can't meet requirements.
Summary of the invention
For addressing the above problem, the utility model provides a kind of air-packing device with double-layer bumper, has avoided sealed air chamber to reveal the danger that brings, and has increased secondary buffer, the object that better protection is packaged simultaneously again.
For achieving the above object, the utility model adopts following technical scheme:
A kind of air-packing device with double-layer bumper, form the volumetric packaging body of a salable air through secondary thermoplastic envelope by two-layer thermoplastic film, comprise a plurality of independently sealed air chamber and main channel, there is an admission port main channel, unidirectional admission gear and the main channel UNICOM of each sealed air chamber by constituting by the film that is arranged on two-layer thermoplastic film centre, it is characterized in that, the check valve assembly that described unidirectional admission gear is made up of the two layers of unidirectional valve, described check valve assembly comprises that the packaging body that two-layer thermoplastic thin type is become is separated into the independently middle spacer film of sealed air chamber of two rows, sealed air chamber's air feed of spacer film upper and lower during the spacer film both sides were respectively during the two layers of unidirectional valve was arranged on.
Wherein, preferably, described check valve assembly is made up of three-layer thin-film, intermediate film is for being divided into packaging body up and down two independently middle spacer films of sealed air chamber, double-layer films is littler than intermediate film up and down, form the two rows check valve with intermediate film and packaging body levels thermoplastic film thermoplastic respectively, be the upper and lower sealed air chamber air feed of intermediate film.
Wherein, preferably, last row check valve by the left side of topmost thin film at check valve inlet plastic packaging line place and upper strata thermoplastic film and intermediate film plastic packaging together, form check valve inlet between topmost thin film and intermediate film, the topmost thin film right side is fixed together by default plastic packaging point and intermediate film and forms the check valve passage.
Wherein, preferably, arrange check valve down at check valve inlet plastic packaging line place and lower floor's thermoplastic film and intermediate film plastic packaging together by the left side of lower film, form check valve inlet between lower film and intermediate film, the lower film right side is fixed together by default plastic packaging point and intermediate film and forms the check valve passage.
Wherein, preferably, the check valve inlet plastic packaging line of two rows check valve is a same plastic packaging line.
Wherein, preferably, the intermediate film of described check valve assembly and levels film are same material.
Air-packing device of the present utility model is divided into up and down two independently sealed air chamber with original air-packing device, when sealed air chamber's gas leakage of a side, do not influence the sealed air chamber of opposite side, thereby when guaranteeing that object is subjected to clashing into, one deck protection is arranged, reduce the danger that damages; Simultaneously, two layers of air cells has been equivalent to strengthen one deck air chamber of diameter, and its ability that withstands shocks strengthens greatly, can also play the effect of multi-buffer.
Thereby can lower transport space and the too high problem of cost solution packing long-distance transportation cost greatly by the method for using on-the-spot straight forming the user.Utilize soft-plastic material and make product smooth fully before not using by prefabricated design, utilize when the user uses air make this material fast, stereo shaping and around need protection product, form fail-safe structure.Compared with prior art, air-isolated packing material of the present utility model has anti-extruding, anti-vibration, anti-falling fallen and good integrated protection performance such as buffering, can be used as the filling wrapper of article, the omnibearing external packing of the part of article or the partiting pad of significant points and article is used.
Description of drawings
Fig. 1 is the air-packing device scheme drawing before the secondary heat-sealing of prior art;
Fig. 2 is the scheme drawing at the check valve inlet plastic packaging line place among Fig. 1;
Fig. 3 be air-packing device of the present utility model along sealed air chamber's length direction cut-away view;
Fig. 4 be air-packing device of the present utility model along sealed air chamber's Width cut-away view.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the air-packing device with double-layer bumper of the present utility model is further described.
Once heat-sealing is meant two-layer thermoplastic film and check valve is formed the process that can deposit the plane bag of air through the thermoplastic envelope, the secondary heat-sealing be meant with the folding back of half-blank after the heat-sealing once along secondary heat-sealing line once more the thermoplastic envelope form the process of the three-dimensional bag that can hold object.
Be the cutaway view along sealed air chamber's length direction with air-packing device of double-layer bumper of the present utility model as shown in Figure 3, shown in Figure 3 is the cutaway view along sealed air chamber's Width with air-packing device of double-layer bumper of the present utility model.This packing device mainly is made of up and down two-layer thermoplastic film A1 and A2, and check valve assembly 10 is arranged on the thermoplastic film left end, between thermoplastic film A1 and A2, is made up of the two rows check valve.Check valve assembly 10 is formed by the three-layer thin-film plastic packaging, and intermediate film b and thermoplastic film A1 and A2 size are basic identical, two spaces independently about the space segmentation that two-layer thermoplastic film A1 and A2 are formed becomes; Levels film a and c are littler than intermediate film, the check valve film of similar and prior art, be in the same place with A2 and intermediate film plastic packaging at check valve inlet potted line L place and thermoplastic film A1 in the left side of levels film a and c, at film a and b, form the two rows check valve inlet between b and the c, levels film a and c right side are fixed together with intermediate film b by default plastic packaging point and form the check valve passage, thereby make topmost thin film a form the check valve on upper strata with upper strata thermoplastic film A1 and intermediate film b, lower film b forms the check valve on upper strata with thermoplastic film A2 of lower floor and intermediate film b.
The making of check valve is a known technology to those skilled in the art, is not giving unnecessary details at this.
The packing device of secondary plastic packaging is not provided with the inflection point as the case may be when a plastic packaging, by forming the various forms of air-packing devices in comprising that U-shaped cover, C are capable and being enclosed within behind the secondary plastic packaging.
Utilize above utility model design technology project, the functional packing material that can produce all kinds of shapes as lucifuge, waterproof, protection against the tide, anti-wearly, anti-fall, antidetonation, as various products such as sealing bag, U type bags.Simultaneously, can provide that other function such as electrostatic prevention, conduction, antidetonation cushion, resistance to wear, withstanding corrosion, rust-proofing, can print etc. by the characteristic of utilizing plastic sheeting.Design distinguished of the present invention and traditional in the past method that prevents air leaks, need not add external auxiliary device in addition, only rely on inside and outside functional resin film through special processing, through a series of simple local heat-seal bond, air is deposited in for a long time in a fully enclosed space, utilize this principle, can produce a series of Related products and the derived product of functional form from mucous membrane air block volumetric packaging material.Any by changing the shape of heat-sealing, folding mode, the specification of heat-sealing, position or the profile and the function that make product by selecting for use of different cuttings and different plastic sheeting characteristics change, as long as can reach the object of the invention, all belong to category of the present invention.
To being illustrated property of the utility model and nonrestrictive description, but should be understood that under the situation that does not break away from relevant protection domain defined by the claims those skilled in the art can make change and/or revise according to the embodiment of utility model.
Claims (6)
1. air-packing device with double-layer bumper, form the volumetric packaging body of a salable air through secondary thermoplastic envelope by two-layer thermoplastic film, comprise a plurality of independently sealed air chamber and main channel, there is an admission port main channel, unidirectional admission gear and the main channel UNICOM of each sealed air chamber by constituting by the film that is arranged on two-layer thermoplastic film centre, it is characterized in that, the check valve assembly that described unidirectional admission gear is made up of the two layers of unidirectional valve, described check valve assembly comprises that the packaging body that two-layer thermoplastic thin type is become is separated into the independently middle spacer film of sealed air chamber of two rows, sealed air chamber's air feed of spacer film upper and lower during the spacer film both sides were respectively during the two layers of unidirectional valve was arranged on.
2. the air-packing device with double-layer bumper according to claim 1, it is characterized in that, described check valve assembly is made up of three-layer thin-film, intermediate film is for being divided into packaging body up and down two independently middle spacer films of sealed air chamber, double-layer films is littler than intermediate film up and down, form the two rows check valve with intermediate film and packaging body levels thermoplastic film thermoplastic respectively, be the upper and lower sealed air chamber air feed of intermediate film.
3. the air-packing device with double-layer bumper according to claim 2, it is characterized in that, last row check valve by the left side of topmost thin film at check valve inlet plastic packaging line place and upper strata thermoplastic film and intermediate film plastic packaging together, form check valve inlet between topmost thin film and intermediate film, the topmost thin film right side is fixed together by default plastic packaging point and intermediate film and forms the check valve passage.
4. the air-packing device with double-layer bumper according to claim 3, it is characterized in that, arrange check valve down at check valve inlet plastic packaging line place and lower floor's thermoplastic film and intermediate film plastic packaging together by the left side of lower film, form check valve inlet between lower film and intermediate film, the lower film right side is fixed together by default plastic packaging point and intermediate film and forms the check valve passage.
5. the air-packing device with double-layer bumper according to claim 4 is characterized in that, the check valve inlet plastic packaging line of two rows check valve is a same plastic packaging line.
6. according to the arbitrary described air-packing device of claim 2-5, it is characterized in that the intermediate film of described check valve assembly and levels film are same material with double-layer bumper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920077892XU CN201436249U (en) | 2009-07-03 | 2009-07-03 | Air packaging device with double-layer cushion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920077892XU CN201436249U (en) | 2009-07-03 | 2009-07-03 | Air packaging device with double-layer cushion |
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| Publication Number | Publication Date |
|---|---|
| CN201436249U true CN201436249U (en) | 2010-04-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920077892XU Expired - Lifetime CN201436249U (en) | 2009-07-03 | 2009-07-03 | Air packaging device with double-layer cushion |
Country Status (1)
| Country | Link |
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| CN (1) | CN201436249U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105752490A (en) * | 2016-04-18 | 2016-07-13 | 杭州亚辉包装科技有限公司 | Multi-layer inflation packaging film structure |
| CN108943860A (en) * | 2018-06-29 | 2018-12-07 | 上海奥特玛特物流设备有限公司 | A kind of double film air bags and its manufacturing method |
-
2009
- 2009-07-03 CN CN200920077892XU patent/CN201436249U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105752490A (en) * | 2016-04-18 | 2016-07-13 | 杭州亚辉包装科技有限公司 | Multi-layer inflation packaging film structure |
| CN108943860A (en) * | 2018-06-29 | 2018-12-07 | 上海奥特玛特物流设备有限公司 | A kind of double film air bags and its manufacturing method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SHANGHAI AIERBEI PACKAGING TECHNOLOGY DEVELOPMENT Free format text: FORMER OWNER: SHANGHAI NILU INTERNATIONAL IMPORT + EXPORT CO., LTD. Effective date: 20121212 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 200122 PUDONG NEW AREA, SHANGHAI TO: 200131 PUDONG NEW AREA, SHANGHAI |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20121212 Address after: 200131 Shanghai City, Pudong New Area Waigaoqiao Free Trade Zone futexi Road No. 355 Gao Xiang Building 5 floor Patentee after: Shanghai Air-PAQ Packaging Technology Development Co., Ltd. Address before: 200122, room 3501, Bow On Building, 800 Dongfang Road, Shanghai, Pudong New Area Patentee before: Shanghai Nilu International Import & Export Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20100407 |
|
| CX01 | Expiry of patent term |