CN201406117Y - Air packing device - Google Patents

Abstract

An air packing device comprises a solid packing body which is capable of sealing air and is formed through two layers of thermoplastic thin film by two-time thermal plastic packaging, comprises a plurality of independent sealing air chambers and a main channel, wherein the main channel is provided with an air inlet, and each of the sealing air chambers is linked with the main channel through an air inlet one-way valve formed through the two layers of thin film. The device is characterized by comprising an air discharging device installed on the sealing air chamber, and is used for dischargingair in the sealing air chambers. The air packing device of the utility model has the advantages that the air discharging device is opened after the packing task is finished, then air in the dismountedair packing device is discharged, and when the packing device is used at the second time, air is charged additionally. The air packing device can be repeatedly used, thereby greatly saving the packing cost.

Description

A kind of air-packing device

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 described air-packing device of above-mentioned all patents all is disposable, has only the damage air-packing device just can bleed off the gas of the inside, so just cannot use by secondary, causes very big waste, increases the cost of packing simultaneously.

Summary of the invention

For addressing the above problem, the utility model provides a kind of reusable air-packing device, can recycle, and has both saved cost, again environmental protection.

For achieving the above object, the utility model adopts following technical scheme:

A kind of air-packing device, 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 a gas feed main channel, breather check valve and the main channel UNICOM of each sealed air chamber by constituting by double-layer films, it is characterized in that, also comprise the bleeding device that is installed in the sealed air chamber, be used for the air exhaustion in the sealed air chamber.

The air-packing device of bleeding device has been installed, after using, can have been bled off the gas that charges in the packing device by bleeding device, packing device reverts to thin slice, is convenient to fold, and reuses after the transportation, has saved the cost of packing greatly.

Wherein, preferably, described bleeding device is installed in a side relative with breather check valve.

Wherein, also have second check valve that is made of double-layer films that is arranged between described breather check valve and the bleeding device, its direction with breather check valve is identical.

Wherein, preferably, the space between second check valve and the bleeding device is a UNICOM space, and described bleeding device is a switch.

Second check valve is set, air chamber is divided into sealed package chamber and venting chambers, like this, venting chambers can be made the chamber of a UNICOM, an air cock can be installed, just can finish venting work, saved cost, also saved the operating time.

Wherein, preferably, the space between second check valve and the bleeding device is a plurality of independently seal cavitys, and described bleeding device is the switch that is arranged on each seal cavity.

Wherein, preferably, described switch is a mechanical valve.

Adopt air-packing device of the present utility model, when finishing the packing task, open bleeding device, the gas in the air-packing device of removing is emitted, when using for the second time, inflation separately gets final product again.Air-packing device can repeated usage like this, has saved the cost of packing greatly.

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 scheme drawing of an embodiment before secondary does not seal of reusable air-packing device of the present utility model;

Fig. 2 is the scheme drawing of another embodiment before secondary does not seal of reusable air-packing device of the present utility model;

Fig. 3 is the scheme drawing of another embodiment before secondary does not seal of reusable air-packing device of the present utility model.

Fig. 4 is the scheme drawing of another embodiment before secondary does not seal of reusable air-packing device of the present utility model.

1: admission port;

2: the main channel;

3: breather check valve;

4: sealed air chamber;

5: bleeding device;

6: the second check valves.

The specific embodiment

Below in conjunction with the drawings and specific embodiments reusable air-packing device 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.

Shown in Figure 1 is an embodiment of the present utility model, shown the scheme drawing of air-packing device of the present utility model before secondary plastic packaging not, its air-packing device with prior art is the same, and air is by admission port 1, through main channel 2, enter sealed air chamber 4 through breather check valve 3 again.Being of difference from prior art, with the sealed air chamber 4 of main channel 2 and breather check valve 3 relative sides on bleeding device 5 is installed, bleeding device 5 is one group of mechanical valve, each sealed air chamber 4 communicates with extraneous air by a mechanical valve.

Shown in Figure 2 is another embodiment of the present utility model, be to have increased by one group of second check valve 6 in the embodiment shown in fig. 1, second check valve 6 is identical with breather check valve 3 directions, be installed between breather check valve 3 and the bleeding device 5, sealed air chamber 4 is divided into two chambers of A, B, the A chamber is the sealed package chamber, and the B chamber is a venting chambers.During inflation, gas is introduced into the sealed package chamber, and then enters venting chambers by second check valve.

Shown in Figure 3 is another embodiment of the present utility model, and different with embodiment shown in Figure 2 is, the B chamber is the chamber of a UNICOM, and bleeding device 5 is mechanical valve.Like this, when venting, only need open this mechanical valve just can finish venting, saves time, and operates also simple relatively.During inflation, gas is introduced into the sealed package chamber, and then enters venting chambers by second check valve.So just make venting chambers become as a whole, become possibility thereby use a mechanical valve to finish venting.Mechanical valve can be selected the gas size as required, and simultaneously, venting fast can be used accessory equipment if desired, transfers the gas in the packing device.

Embodiment shown in Figure 4 is that with the difference of the embodiment of Fig. 3 bleeding device 5 is installed in a side of venting chambers, with packing and the processing that makes things convenient for object.Bleeding device can select to be placed on any position of air chamber according to the situation of packing, not hinder the basis that is packaged as of object.

Shown in the foregoing description all are scheme drawings before the secondary plastic packaging not, and packaged products increases corresponding break as required, forms complete air-packing device then in the left and right sides, as c type, rectangle or the like behind the secondary plastic packaging.

The material of packing device also can be selected according to actual needs, to be fit to repeated usage.

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.

According to embodiment of the present utility model to being illustrated property of the utility model and nonrestrictive description; but should understand; 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.

Claims (8)

1, a kind of air-packing device, 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 a gas feed main channel, breather check valve and the main channel UNICOM of each sealed air chamber by constituting by double-layer films, it is characterized in that, also comprise the bleeding device that is installed in the sealed air chamber, be used for the air exhaustion in the sealed air chamber.

2, air-packing device according to claim 1 is characterized in that, described bleeding device is installed in a side relative with breather check valve.

3, air-packing device according to claim 1 and 2 is characterized in that, also has second check valve that is made of double-layer films that is arranged between described breather check valve and the bleeding device, and its direction with breather check valve is identical.

4, air-packing device according to claim 3 is characterized in that, the space between described second check valve and the bleeding device is a UNICOM space, and described bleeding device is a switch.

5, air-packing device according to claim 3 is characterized in that, wherein, the space between second check valve and the bleeding device is a plurality of independently seal cavitys, and described bleeding device is the switch that is arranged on each seal cavity.

6, air-packing device according to claim 1 and 2 is characterized in that, described bleeding device is a mechanical valve.

7, air-packing device according to claim 4 is characterized in that, described switch is a mechanical valve.

8, air-packing device according to claim 5 is characterized in that, described switch is a mechanical valve.

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