CN207956561U - gas flushing pouch - Google Patents

Abstract

Gas flushing pouch, it includes at least one inflation buffer body formed by least two layers of gas storage films, wherein the inflation buffer body includes at least gas storage element that can store gas, a wherein accommodating chamber of the inflation buffer body through bending and plastic packaging formation is open at least one, for accommodating an at least packing article, and the inflation buffer body has the venthole of at least one connection accommodating chamber and external environment, its corruption is caused to prevent the anaerobic respiration of for example fresh product of products to be packaged.

Description

Gas flushing pouch

Technical field

The utility model is related to a packaging bag more particularly to a gas flushing pouch, are wherein arranged on the wall of the gas flush packaging There is an at least venthole, so that packaged product carries out gas exchanges with external environment.

Background technology

Now science and technology make rapid progress, traffic extend in all direction, various electronic products, ceramoplastic product, chemical medicine product, Food etc. is constantly bought by manufacture, production or plantation and by consumer, and the fortune in from production to the hand for reaching consumer During defeated and storage, usually inevitably there is damage, therefore, protection or packaging for these products or article are one important Subject under discussion.

The protection that Today, most packaging scheme carries out article frequently with general gas flow cushion pad is either packed or is passed through Several air chamber walls are surrounded by an accommodating chamber that can accommodate article to be packaged, and each air chamber wall can include one or more gas Room is to buffer, and when the article to be packaged is placed in the accommodating chamber, the gas chamber of the gas packing bag can Article to be packaged is given to provide gas buffer effect from different directions, to prevent the article to be packaged from being hit or being fallen It is damaged in the process.

Existing this packaging bag can generally form an accommodating chamber.For convenience of placing and transporting, most commodity are set For the shape of rule.Correspondingly, the shape of the accommodating chamber mostly with common plate, the shape of column, rectangular-shape packing article It is adapted.However, there are many things just to have its unique shape from birth for nature, wherein need during storage and transport with Its distinctive shape exists and needs to be protected, such as grape.The shape of cluster of grapes is irregular, and cluster of grapes are prevented When terminating in a packing case with rectangular-shape accommodating chamber, it usually needs pad some paper for being capable of providing cushioning effect around it Equal padded coamings are opened, to prevent it from shaking and suffering damage in packing case.When more string grapes are arranged in same packing case, Also it is easy to suffer damage because mutually colliding.Therefore, grape, as a kind of commodity being easily damaged, packaging and transport are really It is vexing.The painstaking effort that the damage of fruit not only makes orchard worker permanent are thrown into the eastward flowing stream, and cause to waste, and the juice that its damage generates Liquid is easy to pollute the article and environment on periphery.

In addition, with the raising of haulage level, fresh product such as fruits and vegetables in all parts of the country can be transported from the place of production Toward marketing in all parts of the country, to meet consumer demand.Especially with the rapid development of modern object gas gas industry, make consumption Person can be in the done through network fresh product such as fruits and vegetables of purchase.And these fresh product such as fruits and vegetables transport to from the place of production Demand or consumer's hand in during, essential link is exactly the storage and transport of product.But at the two In link, due to jolting in the carrying and transportational process of fresh product such as fruits and vegetables, fresh product frequently can lead to such as Mutual collision between fruits and vegetables and friction, this just inevitably leads to the damage of fresh product such as fruits and vegetables It is bad.And the fresh product such as fruits and vegetables of damage is subject to the erosion of microorganism, so as to cause fresh product such as fruit With rotting for vegetables, moreover, rotten fresh product such as fruits and vegetables often causes surrounding fresh product such as fruit With rotting for vegetables, this will give the owner of fresh product such as fruits and vegetables to bring prodigious loss.Currently, most of packet Dress scheme is surrounded by an accommodating chamber that can accommodate fresh product such as fruits and vegetables to be packaged frequently with several air chamber walls, Then fresh product to be packaged such as fruits and vegetables are placed in the accommodating chamber, with the fresh product to pack within the receiving cavity If fruits and vegetables provides gas buffer effect from different directions, to prevent the fresh product such as fruits and vegetables being collided Or it is damaged when friction.But if the packaging bag is used for packing fresh product such as fruits and vegetables, it is placed in the appearance The fresh product such as fruits and vegetables of intracavitary of receiving can not contact with air, will carry out anaerobic respiration, to lead to fresh production Product such as fruits and vegetables is rotted.

In addition, in order to keep the fresh of fresh product such as fruits and vegetables, often give in transportational process or in storage Fresh product such as fruits and vegetables provides refrigerated condition, to reduce the breathing of fresh product such as fruits and vegetables to a certain extent Effect, to keep the fresh of fresh product such as fruits and vegetables.But cold chain transportation or refrigeration can undoubtedly increase fresh production The transport of product such as fruits and vegetables and carrying cost, moreover, if the fresh product such as fruits and vegetables after refrigeration is detached from refrigeration Condition and contacted with external environment, will be dripped in the sweating water of fresh product such as fruits and vegetables, will be easy to make fresh Product such as fruits and vegetables is rotted.In addition, for consumer directly in the fresh product such as fruits and vegetables of done through network purchase For, cold chain transportation is even more extremely difficult.So providing a kind of lower energy of economic cost for fresh product such as fruits and vegetables Enough it is a problem to be solved the packaging product that fresh product such as fruits and vegetables takes off cold transport and stores.

Invention content

One of the utility model is designed to provide a gas flushing pouch, can be provided in side and reinforce buffering work With to enhance the safety of packaging bag entirety, and then to packing article offer preferably protection.

The another object of the utility model is to provide a kind of gas flushing pouch, wherein the gas flushing pouch can make packet The aerobic respiration of the progress appropriateness such as fresh the product such as veterinary antibiotics and flowers of dress, to inhibit the anaerobic respiration of fresh product, To prevent rotting for fresh product, to extend the freshness date of packaging product.

The another object of the utility model is to provide a kind of gas flushing pouch, wherein the gas flushing pouch can be de- The fresh product such as fruits and vegetables is transported and stored in the case of from refrigerated condition, and keeps the new of the fruits and vegetables It is fresh.

The another object of the utility model is to provide a kind of gas flushing pouch, wherein packaged fresh product can be by The gas flushing pouch tightly wraps up, to prevent generation damage of mutually colliding or rub between packaged fresh product Wound.

The another object of the utility model is to provide a kind of gas flushing pouch, and wherein the gas flushing pouch can be to be wrapped The product of dress provides cushioning effect, to which the product for preventing this packaged generates damage due to fall or colliding.

In order to realize that above-mentioned at least one purpose, the utility model provide a gas flushing pouch comprising：By at least two At least one inflation buffer body that layer gas storage films are formed, wherein the inflation buffer body includes at least gas that can store gas Body storage element, wherein the inflation buffer body forms the accommodating chamber at least one opening through bending with plastic packaging, for An at least packing article is accommodated, wherein the inflation buffer body has an at least location slit, is connected wherein having in the location slit One venthole of the logical accommodating chamber and external environment.

In some embodiments comprising a front side wall and a rear wall, wherein the front side wall and the rear wall are logical Two side seal seam plastic packaging connections are crossed to form a U-shaped structure.

In some embodiments, at least two ventholes are symmetrically disposed on the front side wall and the rear wall.

In some embodiments, tool there are four, six, eight, ten, 12,14,16,18 A kind of venthole of number in number, wherein the venthole be symmetrically disposed on before and after two two places respectively the front side wall and The rear wall.

In some embodiments, at least two layers of gas storage films described in the location slit plastic packaging connection.

In some embodiments, further include at least one pressing seam, wherein each pressing seam stitches phase with the side seal It is mutually positioned apart from, a buffer body is formed between pressing seam and side seal seam.

In some embodiments, further include at least one pressing seam, wherein pressing seam is stitched inwardly by the side seal Extend.

In some embodiments, the pressing seam is arc-shaped either round or triangle or rectangular or linear.

In some embodiments, one or more accommodating chambers are formed between the front side wall and rear wall.

In some embodiments comprising two front side walls and two rear walls, two rear walls integrally prolong It stretches, to form two accommodating chambers for being communicated in the opening.

In some embodiments, further include at least gas filling-valve formed by least two layers of valve film, be used for institute Check valve can be played the role of by stating inflation buffer cell filling gas and its.

In some embodiments comprising single gas filling-valve is used for the inflation buffer cell filling gas.

Description of the drawings

Structural representation when Fig. 1 is the gas flushing pouch planar development of first preferred embodiment according to the present utility model Figure.

Fig. 2 is structure of the gas flushing pouch of above-mentioned first preferred embodiment according to the present utility model after three-dimensional plastic packaging Schematic diagram.

Fig. 3 is that the gas flushing pouch of above-mentioned first preferred embodiment according to the present utility model is filled with the structure after gas and shows It is intended to.

Fig. 4 is that the gas flushing pouch of above-mentioned first preferred embodiment according to the present utility model is filled with the section after gas and shows It is intended to.

Fig. 5 is that the gas flushing pouch of above-mentioned first preferred embodiment according to the present utility model is filled with the section view after gas Figure.

Fig. 6 is gas flush packaging of the tool there are one gas filling-valve of above-mentioned first preferred embodiment according to the present utility model Structural schematic diagram when bag planar development.

Fig. 7 is gas flush packaging of the tool there are one gas filling-valve of above-mentioned first preferred embodiment according to the present utility model Bag is filled with the structural schematic diagram after gas.

Fig. 8 is a kind of structure of the gas filling-valve for the gas flushing pouch for illustrating preferred embodiment according to the present utility model Schematic diagram.

Fig. 9 is the knot of another gas filling-valve for the gas flushing pouch for illustrating preferred embodiment according to the present utility model Structure schematic diagram.

Figure 10 is another gas filling-valve for the gas flushing pouch for illustrating preferred embodiment according to the present utility model Structural schematic diagram.

Figure 11 is another gas filling-valve for the gas flushing pouch for illustrating preferred embodiment according to the present utility model Structural schematic diagram.

Structure when Figure 12 is the gas flushing pouch planar development of second preferred embodiment according to the present utility model is shown It is intended to.

Figure 13 is the gas flushing pouch of above-mentioned second preferred embodiment according to the present utility model after three-dimensional plastic packaging Structural schematic diagram.

Figure 14 is after the gas flushing pouch of above-mentioned second preferred embodiment according to the present utility model is charged gas Structural schematic diagram.

Figure 15 is that the gas flushing pouch of above-mentioned second preferred embodiment according to the present utility model is filled with the section after gas Schematic diagram.

Figure 16 is the application schematic diagram of the gas flushing pouch of above-mentioned second preferred embodiment according to the present utility model.

Figure 17 is the application diagrammatic cross-section of the gas flushing pouch of above-mentioned second preferred embodiment according to the present utility model.

Figure 18 is the gas flushing pouch plane of the variant embodiment of above-mentioned second preferred embodiment according to the present utility model Structural schematic diagram when expansion.

Figure 19 is the gas flushing pouch warp of the variant embodiment of above-mentioned second preferred embodiment according to the present utility model Structural schematic diagram after three-dimensional plastic packaging.

The gas flushing pouch of the variant embodiment of Figure 20 above-mentioned second preferred embodiment according to the present utility model is filled Enter the structural schematic diagram after gas.

Figure 21 is that the gas flushing pouch of the variant embodiment of above-mentioned second preferred embodiment according to the present utility model is filled with Diagrammatic cross-section after gas.

Figure 22 is the tool of the variant embodiment of above-mentioned second preferred embodiment according to the present utility model there are four venthole Gas flushing pouch be filled with the structural schematic diagram after gas.

Figure 23 is the tool of the variant embodiment of above-mentioned second preferred embodiment according to the present utility model there are four venthole Gas flushing pouch plane outspread drawing.

Figure 24 is the tool of the variant embodiment of above-mentioned second preferred embodiment according to the present utility model there are four venthole Gas flushing pouch application schematic diagram.

Figure 25 is the tool of the variant embodiment of above-mentioned second preferred embodiment according to the present utility model there are four venthole Gas flushing pouch application diagrammatic cross-section.

Figure 26 is the tool of the variant embodiment of above-mentioned second preferred embodiment according to the present utility model there are six venthole Gas flushing pouch be filled with the structural schematic diagram after gas.

Figure 27 is the tool of the variant embodiment of above-mentioned second preferred embodiment according to the present utility model there are six venthole Gas flushing pouch plane outspread drawing.

Figure 28 is the variant embodiment of above-mentioned second preferred embodiment according to the present utility model with eight ventholes Gas flushing pouch be filled with the structural schematic diagram after gas.

Figure 29 is the variant embodiment of above-mentioned second preferred embodiment according to the present utility model with eight ventholes Gas flushing pouch plane outspread drawing.

Figure 30 is the variant embodiment of above-mentioned second preferred embodiment according to the present utility model with eight ventholes Gas flushing pouch application schematic diagram.

Figure 31 is the variant embodiment of above-mentioned second preferred embodiment according to the present utility model with eight ventholes Gas flushing pouch application diagrammatic cross-section.

Figure 32 is the logical with 21 of the variant embodiment of above-mentioned second preferred embodiment according to the present utility model The gas flushing pouch of stomata is filled with the structural schematic diagram after gas.

Figure 33 is the logical with 21 of the variant embodiment of above-mentioned second preferred embodiment according to the present utility model The plane outspread drawing of the gas flushing pouch of stomata.

Structural representation when Figure 34 is the gas flushing pouch planar development of third preferred embodiment according to the present utility model Figure.

Figure 35 is knot of the gas flushing pouch of above-mentioned third preferred embodiment according to the present utility model after three-dimensional plastic packaging Structure schematic diagram.

Figure 36 is that the gas flushing pouch of above-mentioned third preferred embodiment according to the present utility model is filled with the structure after gas Schematic diagram.

Figure 37 is that the gas flushing pouch of above-mentioned third preferred embodiment according to the present utility model is filled with the application after gas Schematic diagram.

Figure 38 is the structural schematic diagram of the gas flushing pouch of the 4th preferred embodiment according to the present utility model.

Figure 39 is the structural schematic diagram of the gas flushing pouch of the 5th preferred embodiment according to the present utility model.

Structural representation when Figure 40 is the gas flushing pouch planar development of the 6th preferred embodiment according to the present utility model Figure.

Figure 41 is that the gas flushing pouch of above-mentioned 6th preferred embodiment according to the present utility model is filled with the structure after fluid Schematic diagram.

Figure 42 is the gas flush packaging of a variant embodiment of above-mentioned 6th preferred embodiment according to the present utility model Structural schematic diagram when bag planar development.

Specific implementation mode

It is described below for disclosing the utility model so that those skilled in the art can realize the utility model.It retouches below Preferred embodiment in stating is only used as illustrating, it may occur to persons skilled in the art that other obvious modifications.It is retouched following The basic principle of the utility model defined in stating can be applied to other embodiments, deformation scheme, improvement project, etc. Tongfangs The other technologies scheme of case and spirit and scope without departing from the utility model.

It will be understood by those skilled in the art that in the exposure of the utility model, term " longitudinal direction ", " transverse direction ", "upper", The orientation of the instructions such as "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" or position are closed System is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description, without It is instruction or implies that signified device or element must have a particular orientation, with specific azimuth configuration and operation, therefore on Term is stated to should not be understood as limiting the present invention.

It is understood that term " one " is interpreted as " at least one " or " one or more ", i.e., in one embodiment, The quantity of one element can be one, and in a further embodiment, the quantity of the element can be multiple, and term " one " is no It can be interpreted as the limitation to quantity.

It is gas flushing pouch according to the present utility model shown in as shown in Figure 1 to Figure 42, there is the structure of fillable gas, with Can be various packing articles such as electronic product, food, medical product, industrial chemicals, biomaterial, plastics after filling gas Ceramics, fast-moving consumer goods, illuminator etc. provide buffering effect, and when unused, can be not filled with gas and conveniently deposit Storage and transport, reproduce field filling gas, thereby using very convenient when in use.

If Fig. 1 to Figure 11 is a gas flushing pouch of first preferred embodiment according to the present utility model.In this practicality In this novel preferred embodiment, which may be embodied as air cushion material, that is, the gas buffer material being filled with Material can be gas, such as by taking air as an example.Certainly it will be appreciated by persons skilled in the art that also may be used as needed in the application Can be other gases.According to first preferred embodiment, an isolated packing bag can be formed after filling gas, to for One packing article provides air cushion effect.

In this preferred embodiment of the utility model, which can be such as empty with filling gas padded coaming Gas padded coaming, certainly it will be appreciated by persons skilled in the art that being also likely to be other gases as needed in the application.Root According to first preferred embodiment, for the gas flushing pouch after filling gas padded coaming, can form one has a space structure The isolated packing bag of type, to provide gas buffer effect to be packaged in product therein.It is noted that the gas flush packaging Bag is suitable for packaging various product, such as electronic product, ceramic product, glass product, fresh vegetables and fruits etc..This in invention is preferred real It applies in example, for packing fresh vegetables and fruits such as grape, but it does not constitute the limitation to the gas flushing pouch.

According to first preferred embodiment, which includes at least one inflation buffer body 10, i.e., should by one One isolated packing bag of formation of buffer body 10 or multiple inflation buffer bodies 10 are inflated through plastic packaging connection such as bonding or heat-sealing formation The isolated packing bag.In Fig. 1 to example shown in fig. 5 of the utility model, by one, the inflation buffer body 10 is formed.More Specifically, referring to Fig.1, which includes that at least two layers of gas storage films 11 and 12 stitch 30 through a series of plane plastic packagings Include the isolated packing bag of one or more gas storage elements 13 being connected, each gas with 40 formation of three-dimensional plastic packaging seam A gas storage chamber 14 that can store inflation is formed in body storage element 13.

It will be appreciated by persons skilled in the art that plane plastic packaging seam 30 through plastic packaging for forming plural layers as schemed A plane padded coaming shown in 1, solid plastic packaging seam 40 by the above-mentioned further plastic packaging of plane padded coaming for making this Gas flush packaging bag formation has space multistory configuration and can accommodate the volumetric packaging pack of the packing article, in Fig. 3 It is shown.Plane plastic packaging seam 30 and solid plastic packaging seam 40 can be connected plural layers by way of being bonded or sealing connection Together, it is preferable that in this embodiment, plane plastic packaging seam 30 and solid plastic packaging seam 40 can be implemented as by sealing Technique is formed.

According to first preferred embodiment, which includes further an at least gas filling-valve 20, It can have suitable valve body to be formed, such as unidirectional mechanical valve.It is in this embodiment at least two with reference to Fig. 8 to Figure 11 The gas filling-valve 20 that layer valve film 21 and 22 is formed, the valve film 21 of the gas filling-valve 20 and 22 with the gas storage films 11 and 12 are superimposedly arranged mutually, and are formed for 14 filling gas of gas storage chamber between the valve film 21 and 22 Gas filling channel 23.It is understood that the valve film 21 and 22 is shorter in length than the gas storage films 11 and 12.When passing through Pressure of the gas filling channel 23 into the gas storage chamber 14 in filling gas and the gas storage chamber 14 reaches predetermined It is required that when, the gas pressure in the gas storage chamber 14 acts on the valve film 21 and 22, so that the valve film 21 and 22 fits in Wherein one layer gas storage films, to close the gas filling channel 23, so that the gas filling-valve 20 plays check valve Effect.

More specifically, as shown in Figure 8, which includes relative to two layers of gas storage films 11 and 12 Shorter valve film 21 and 22 is superimposed with the gas storage films 11 and 12 stores list for being formed to each gas respectively The gas filling channel 23 of 14 filling gas of gas storage chamber of member 13.As shown in figure 9, the gas filling-valve 20 is further It may include increasing by one layer of valve film 25, be located between two layers of valve film 21 and 22, for enhancing sealing performance.Such as Figure 10 institutes Show, which can include further one layer of reinforcing film 26, be located at one layer of gas storage films 12 and the valve Between film 22, that is, it is located at the outside of two layers of valve film 21 and 22, the valve film 22 and the gas storage films 12 is prevented to play Connection is torn, and is bonded with playing the role of reinforcing it.As shown in figure 11, which can also be by this The outer extended segment of valve film 21 and 22 is formed, and its interior extended segment forms the gas filling channel with the gas storage films 11 and 12 23.It is understood that the concrete structure of above-mentioned gas filling-valve 20 is only used as illustrating and being not intended to limit the utility model.

It is noted that the gas storage films 11 of the inflation buffer body 10 and 12 and the gas filling-valve 20 should Valve film 21 and 22 can be made respectively of various suitable thin-film materials, as polyethylene film, polypropylene film, polyvinyl chloride are thin Film, polyester film, polystyrene film or laminated film etc., the utility model are also not so limited in this respect, as long as Suitable fexible film.It is noted that in order to increase one-way sealing effect, the valve film 21 of the gas filling-valve 20 Can also be modified obtained tack film by the added chemical composition of above-mentioned film with 22.

It is noted that the gas flushing pouch can have multiple gas filling-valves 20, as shown in Fig. 1 to Fig. 5, Gas filling-valve 20 there are one can also only having, as shown in Figure 6 to 7, the utility model is not intended to be limited in any this.

The inflation buffer body 10 includes further a main channel unit 15, is connected to each gas storage element 13, it is preferable that it integrally extends each gas storage element 13.More specifically, according to first preferred embodiment, The main channel unit 15 and the extending direction of the gas storage element 13 are perpendicular.For example, in this embodiment, each gas Body storage element 13 extends in a longitudinal direction, which extends along horizontal direction.15 shape of main channel unit At a main channel 151, and the main channel 151 has a filling gas mouth 152, when the position of the filling gas mouth 152 is arranged When having filling gas mouth and executing filling gas operation, inflation enters the master from the filling gas mouth 152 along horizontal direction Channel 151, and enter the gas storage element 13 further along longitudinal direction, and work as in the gas storage chamber 14 and reach predetermined After gas pressure, the valve film 21 and 22 of the gas filling-valve 20 fits in wherein one layer of gas storage films 11 or 12, to real Existing self-enclosed, to prevent the gas being filled with, reverse osmosis enters the main channel 151 again.

It is understood that the main channel unit 15 can be formed by two layers of gas storage films 11 and 12, such as institute in Fig. 8 Show；It can also be formed by two layers of valve film 21 and 22, as shown in Figure 11, or by the wherein one layer gas storage films 11 or 12 The wherein one layer valve film 21 or 22 formation.

As shown in fig. 1, the plane plastic packaging seam 30 further include be located at the inflation buffer body 10 top side and One side joint seal 32 of the continuous sealing of bottom side and top side stitch 33 adjacent to the main channel sealing of a continuous sealing of banding seam 32, The main channel 151 is formed between the banding seam 32 and main channel sealing seam 33 of middle top side.It is understood that the banding stitches 32 form and seal two layers of gas storage films 11 and 12 of connection by plastic package process as being bonded or sealing.The main channel seals Seam 33 is by plastic package process as being bonded or heat-sealing is formed and by two layers of gas storage films 11 and 12 and two layers of 21 He of valve film 22 are respectively connected together, such as the main channel sealing seam 33 by the both sides up and down that a hot sealing process is formed respectively will The gas storage films 11 and the valve film 21 heat-sealing connection, and the gas storage films 12 and the valve film 22 are sealed into connection, such as Fig. 8 Shown in, and the valve film 21 and 22 are also sealed together in the other positions in addition to the corresponding filling channel 23 and connected.

As shown in fig. 1, plane plastic packaging seam 30 includes that a series of guidings stitch 34, and one of gas filling-valve 20 corresponds to Be arranged two row apart from one another by guiding seam 34, by heat-sealing connect the valve film 21 and 22 is formed, to two arrange the guiding stitch 34 Between form the gas filling channel 23.

With reference to Fig. 5, which is further advanced by the heat-sealing of multiple connecting sewings 35 and is connected to the gas storage films 11, When reaching scheduled pressure in the gas storage chamber 14 in this way, pressure acts on the valve film 21 and 22, and because the connection It stitches 35 setting and is pressed towards the gas storage films 11 simultaneously and finally fits in the gas storage films 11, to close the gas Filling channel 23.That is the connecting sewing 35 heat-sealing two layers of valve film 21 of connection and 22 and one layer of gas storage films 11.In addition, such as Shown in Fig. 1, the design of the shape of each connecting sewing 35 makes it also further play the role of preventing gas backstreaming, That is when the gas in the gas storage chamber 14 wants reflux, can be stopped by the connecting sewing 35 and cannot be anti-easily It infilters into the main channel 151.

It is noted that the guiding seam 34 of the preferred embodiment according to the present utility model is also connected the valve film To the gas storage films 11, to act synergistically with the connecting sewing 35, when making to reach scheduled pressure in the gas storage chamber 14, pressure Power acts on the valve film 21 and 22, so that the valve film 21 and 22 is pressed towards and fits in the gas storage films 11.

In addition, when heat-sealing forms these plane plastic packagings seam 30, the valve film 21 of the gas filling-valve 20 and 22 gas Body filling channel 23 can be formed by heat-resisting baffling device is arranged, and in hot sealing process and then take out the resistance to heat rejection dress It sets.According to first preferred embodiment, it is provided with a refractory layer 24 between the valve film 21 and 22 of the gas filling-valve 20, As shown in figs. 8 and 11, it such as can be heat-resistant inks, be attached at the inner surface of the wherein one layer valve film 21 or 22, this Sample, when heat-sealing forms main channel sealing seam 33, in the position of the corresponding refractory layer 24, two layers of valve film 21 and 22 will not Heat-sealing connection, is able to the main channel 151 to be connected to the gas filling channel 23, without due to heat-sealing by its into Entrance is closed.

According to first preferred embodiment, which is formed by two layers of gas storage films 11 and 12, this is heat-resisting Layer 24 and the valve film 21 and 22 each own extended segments enter the main channel 151, and plane plastic packaging seam 30 further includes resistance to corresponding to this One row of the position of the extended segment of thermosphere 24 apart from one another by the joint close 36 that arranges in transverse direction, because of the refractory layer 24 Two layers of gas storage films 11 and 12 and two layers of valve film 21 and 22 are respectively connected together by setting, the joint close 36, and two The layer valve film 21 and 22 is connected without heat-sealing, and the setting of the joint close 36 makes the inflation buffer body 10 in filling gas, gas After body enters the main channel 151, the adjacent valve film 21 and 22 can be together with the gas storage films 11 and 12 being correspondingly connected with It expands and opens the corresponding gas filling channel 23.

It is the gas flushing pouch of a preferred embodiment according to the present utility model as shown in Figures 1 to 5, is shown in Fig. 1 Its planar development schematic diagram, and the inflation buffer body 10 includes the gas storage element in this embodiment of signal 13, and arrange along the longitudinal direction.The main channel unit 15 arrange in transverse direction and with 13 one of the gas storage element at Shape.As shown in the figure, which can be provided the multiple gases filling formed by the gas filling-valve 20 Channel 23, to enhance gas filling speed and efficiency.

The gas storage element 13 extended longitudinally as shown in Figure 1 is suitable for being folded in half, to obtain as in Fig. 6 Shown in the structure that is mutually superimposed of sub- gas storage element 131, to which the inflation buffer body 10 forms front side wall 10a and rear wall 10b, then by the solid plastic packaging of the left and right sides seam 40 by the front side wall 10a of the left and right sides of the inflation buffer body 10 and after The marginal portion of side wall 10b is connected, to which after 10 filling gas of inflation buffer body, the inflation buffer body 10 formation has The accommodating chamber 100 of opening 110, wherein packing article are suitable for being put into the accommodating chamber 100 by the opening 110 and are stored in the appearance It receives in chamber 100.

It is understood that in this embodiment, which is equipped with two and arranges solid plastic packaging seam 40, It can be continuous the plastic packaging that plastic packaging can also be interrupted.It can be formed by a plastic packaging, can also pass through secondary modeling Envelope is formed.The utility model is not limited in this respect.

More specifically, solid plastic packaging seam 40, which includes two side seals, stitches 41, respectively in two end seals of the gas flushing pouch Connection front side wall 10a and rear wall 10b is closed, to make the gas flush packaging bag formation that there is bag shaped structure.According to this practicality Novel first preferred embodiment, side seal seam 41 stitches for continuous heat-sealing, to prevent from being filled and the gas flush packaging The gas overflowing of bag.It is noted that side seal seam 41 can be formed by once sealing, secondary heat-sealing shape can also be passed through At.The utility model is not limited in this respect.

As shown in Figure 1, solid plastic packaging seam 40 further comprises that a series of pressing seams 42, plastic packaging connect gas storage Film 11 and 12 and the valve film 21 and 22, to play press the gas storage films 11 and 12 and the valve film 21 and 22 work With to which its position just will not be filled gas and expand and the degrees of expansion of its peripheral part is opposite weakens.

The shape of first preferred embodiment according to the present utility model, pressing seam 42 is strip, and linearly Arrangement, to which different sub- gas storage elements 131 will be divided between the gas storage element 13.A plurality of pressing seam 42 is set by interval It sets, to form a series of communicating passages 133.The gas for being filled in the gas flushing pouch can be by the communicating passage stream It is dynamic, and then swapped between the sub- gas storage element 131 of its both sides.

Specifically, front side wall 10a include before one before major side wall 101a, one before left side wall 102a, one right side wall 103a and Downside wall 104a before one.The preceding major side wall 101a and the preceding left side wall 102a integrally connecteds.The preceding major side wall 101a and the front left It is provided with one between side wall 102a and arranges pressing seam 42.The preceding major side wall 101a and the preceding right side wall 103a integrally connecteds.Before this Be provided between major side wall 101a and the preceding right side wall 103a it is another arrange the pressing seam 42.The preceding major side wall 101a and the preceding bottom side Wall 104a integrally connecteds.Be provided between the preceding major side wall 101a and the preceding downside wall 104a it is another arrange the pressing seam 42.

Rear wall 10b includes right side wall 103b and a back lower side after left side wall 102b, one after major side wall 101b, one after one Wall 104b.The rear major side wall 101b and the rear left side wall 102b integrally connecteds.The rear major side wall 101b and rear left side wall 102b Between be provided with one arrange the pressing seam 42.The rear major side wall 101b and the rear right side wall 103b integrally connecteds.The rear major side wall Be provided between 101b and the rear right side wall 103b it is another arrange the pressing seam 42.The rear major side wall 101b and back lower side wall 104b Integrally connected.Be provided between the rear major side wall 101b and back lower side wall 104b it is another arrange the pressing seam 42.

More specifically, pressing seam 42 includes a row first pressing seam 421, one row second pressing seam 422 and a row third Pressing seam 423, is arranged at left side, right side and the bottom side of the gas flushing pouch and is arranged in a linear respectively respectively.

The first pressing seam 421, the second pressing seam 422 and third pressing seam 423 are respectively in left side, right side and bottom side The preceding major side wall 101a and the rear major side wall 101b are connected, to form the package main body 101 with the accommodating chamber 100.

In addition, the 421 also heat-sealing of the first pressing seam connects the preceding left side wall 102a and rear left side wall 102b, to be formed One left buffer body 102.Second pressing seam, the 421 also heat-sealing connects the preceding right side wall 103a and rear right side wall 103b, to shape At a right buffer body 103.The 421 also heat-sealing of third pressing seam connects the preceding downside wall 104a and back lower side wall 104b, to Form a bottom buffering body 104.The left buffer body 102, the right buffer body 103 and the bottom buffering body 104 are respectively in the package main body 101 left side, right side and bottom side provides buffer protection, to enhance the safety of the gas flushing pouch.

It is noted that since pressing seam 42 is arranged by interval, the sub- gas storage for forming the package main body 101 is single It is interconnected between member 131 and the sub- gas storage element 131 for forming the left buffer body 102.It is stored in the package main body 101 Gas can be swapped by the communicating passage 133 with the gas for being stored in the left buffer body 102.

Similarly, the sub- gas storage element 131 of the package main body 101 and the sub- gas for forming the right buffer body 103 are formed It is interconnected between body storage element 131.It is stored in the gas of the package main body 101 and is stored in the right buffer body 103 Gas can be swapped by the communicating passage 133.Form sub- gas storage element 131 and the formation of the package main body 101 It is interconnected between the sub- gas storage element 131 of the bottom buffering body 104.It is stored in gas and the storage of the package main body 101 Being stored in the gas of the bottom buffering body 104 can be swapped by the communicating passage 133.

Therefore, when the package main body 101 is oppressed by the external world, it is stored in the gas of its sub- gas storage element 131 It can be stored up the sub- gas of the left buffer body 102, the right buffer body 103 and the bottom buffering body 104 by communicating passage 133 Memory cell 131 to enhance its crushing resistance, and then enhances its safety to disperse the compressing suffered by it.

Similarly, when the left buffer body 102, the right buffer body 103 or the bottom buffering body 104 are oppressed by the external world, The sub- gas of the package main body 101 can be entered by the communicating passage 133 by being stored in the gas of its sub- gas storage element 131 Body storage element 131 to enhance its crushing resistance, and then enhances its safety to disperse the compressing suffered by it.

In short, pressing seam 42 is provided with conducive to the safety of the gas flushing pouch is enhanced.

It is noted that the set-up mode of above-mentioned pressing seam 42, installation position and setting quantity, setting shape are all only It is unrestricted to the example of the utility model.Other embodiments according to the present utility model, above-mentioned pressing seam 42 can also be set It is set to other shapes, position and quantity.As long as can reach the goal of the invention of the utility model, the utility model is in this respect It is not limited.

It is understood that in packaging, there are no filling gas for the inflation buffer body 10 of the gas flushing pouch, by this Packing article is put into from the opening 110 in the accommodating chamber 100.Then, it will execute and inflate padding, at this moment gas enters the gas Body storage room 14, to which the gas storage element 13 is filled with gas, to which inwardly projecting and pressing acts on the packing material The outer surface of product, to form the concaveconvex shape adaptable with the shape of the packing article.That is, the gas flushing pouch is filled out Shape after inflatable body, which can match, to be pre-arranged in the shape of the packing article in the accommodating chamber 100, so as to by with In packaging packing article of different shapes, and it can be used for the article for packing irregular shape.

Figure 12 to Figure 17 of Figure of description illustrates the inflation packet of second preferred embodiment according to the present utility model Pack.The gas flushing pouch includes an inflation buffer body 10A and a series of gas fillings for being set to inflation buffer body 10A Valve 20.Inflation buffer body 10A includes two layers gas storage films 11 and 12 stitches 30A and a series of vertical via a series of plane plastic packagings Body plastic packaging stitches the gas storage element 13A that 40A plastic packagings are formed.Gas storage element 13A has a gas storage chamber 14.

It includes that two bandings stitch 32A, main channel sealing seam 33A, a series of guidings seam 34, one that the plane plastic packaging, which stitches 30A, Serial connecting sewing 35 and a series of joint closes 36.It includes that two side seals stitch 41A and a series of pressings seam that the solid plastic packaging, which stitches 40A, 42A。

Inflation buffer body 10A includes an a front side wall 10a ' and rear wall 10b '.The side seal stitches 41A and is buffered in the inflation The both sides of body 10A seal front side wall 10a ' and rear wall 10b ', to form an accommodating chamber with an opening 110A 100A。

Unlike above-mentioned first preferred embodiment, first preferred embodiment according to the present utility model is somebody's turn to do The shape of pressing seam 42A is ring-type, is arranged near side seal seam 41A, to reduce its present position and its periphery Expansion.Second preferred embodiment according to the present utility model, the quantity which stitches 42A is six, is arranged at respectively The middle part of four corners and both sides of the gas flushing pouch.These positions be packaging and transportational process in be easy to be squeezed and The position of expansion.The setting of pressing seam 42A makes the degrees of expansion at these positions reduce, to its by extraneous oppress and by The risk of destruction reduces.

More specifically, the periphery of the gas flushing pouch, i.e., its left side, right side and bottom side are that gas loading is relatively fewer, The weaker region of buffer protection intensity.The setting of pressing seam 42A makes packing article not stitched by the side seal of the fitting left and right sides 41A and its bottom packaging, to far from buffering weak area.On the contrary, when the periphery of the gas flushing pouch is oppressed by the external world, The gas on periphery is to intermediate flow, to which its crushing resistance is enhanced.Similarly, the intermediate region of the gas flushing pouch is pressed When compeling, intermediate gas also can be to perimeter, to which the crushing resistance in the middle part of the gas flushing pouch is also enhanced.Namely It says, the setting of pressing seam 42A makes the gas flushing pouch periphery form buffer area, to increase the peace of the gas flushing pouch Quan Xing.

It is noted that the set-up mode of above-mentioned pressing seam 42A, quantity, position, shape be all only to this practicality newly The example of type and it is unrestricted.

As shown in Figure 12 to Figure 15, plane plastic packaging seam 30A further comprises an at least location slit 38A.Location slit 38A It is arranged at inflation buffer body 10A.Second preferred embodiment according to the present utility model, the quantity of location slit 38A It is two and when inflation buffer body 10A is folded in half to form front side wall 10a ' and rear wall 10b ', this two positioning The position for stitching 38A is corresponding.That is, plane plastic packaging seam 30 connects one of the front side wall 10a ' positioning including plastic packaging Seam 38A and plastic packaging connect one of rear wall 10b ' location slit 38A, and the two is formed in the gas flushing pouch Front and back side, and position is in correspondence with each other.It is noted that above-mentioned the location slit 38A quantity and installation position are only pair The example of the utility model and it is unrestricted.Other embodiments according to the present utility model, location slit 38A can also be other Quantity and installation position.Its quantity and installation position can be configured according to the shape of packing article.

Second preferred embodiment according to the present utility model, location slit 38A are located at gas storage element 13A Medium position.It is understood that location slit 38A plastic packagings connect at least two layers gas storage films 11 and 12, to make The part that location slit 38A must be corresponded to is unable to filling gas, and surrounding part can be with filling gas, for packing material Product play cushioning effect.

It will be appreciated by persons skilled in the art that location slit 38A is embodied as plane plastic packaging seam in this embodiment, Location slit 38A is formed when not carrying out three-dimensional plastic packaging.And in other deformation, location slit 38A can also be vertical It is carried out in body plastic packaging step, that is to say, that by the inflation buffer body 10A doublings to form front side wall 10a ' and the rear wall 10b ' then forms solid plastic packaging seam 40 and location slit 38A by plastic packaging machine, during forming location slit 38A, Such as in hot sealing process, it is provided with heat-resisting baffling device in accommodating chamber 100A, to avoid the gas storage films of inside, such as Gas storage films 12, its inner surface only seals connection two by location slit 38A heat-sealing connections, i.e. location slit 38A after doubling Layer gas storage films, without the heat-sealing of four tunics links into an integrated entity, to ensure that continuous perforation ground forms the accommodating chamber 100A.Or the gas storage films inner surface on the inside of this is attached at the heat-resisting object of the similar refractory layer 24, to prevent its interior table Face heat-sealing links together.

When inflation buffer body 10A is filled gas and forms the gas flushing pouch, before the setting of location slit 38A makes this Side wall 10a ' and rear wall 10b ' respectively inwards be outwardly formed concaveconvex structure respectively.Front side wall 10a ' and the rear wall Between packing article is favorably held in two location slit 38A by the tendency of 10b ' to concave, to enable the packing article It is more packed, and then is better protected securely.

In this preferred embodiment of the utility model, each location slit 38A is plastic packaging block, and rounded, ability Field technique personnel are it is understood that location slit 38A can also be triangle or other shapes such as quadrangle, five sides The polygons such as shape, hexagon, the utility model are not so limited in this respect.It is understood that because location slit 38A Setting, the inflation buffer body 10A filling gas and formed the gas flushing pouch when, all formed in the inner surface and the outer surface Concaveconvex structure, the concaveconvex structure that inner surface is formed effectively can play fixed function to the packing article and prevent it from being touched It hits.The gas flushing pouch forms concaveconvex structure in the outer surface of its opposite front-rear side walls 10a ' and 10b ', in this way, being somebody's turn to do when multiple Gas flushing pouch is stacked together when, the concave inward structure of the inflation buffer body 10A of the gas flushing pouch can correspond to separately The outer male structure of the inflation buffer body 10A of one gas flushing pouch facilitates storage to be effectively saved space.

It is understood that in packaging, there are no filling gas by the inflation buffer body 10A of the gas flushing pouch, will The packing article is put into from opening 110A in accommodating chamber 100A.Then, it will execute and inflate padding, at this moment gas enters The gas storage chamber 14, to which gas storage element 13A is filled with gas, to which inwardly projecting and pressing acts on the packet The outer surface for filling article, to form the concaveconvex shape adaptable with the shape of the packing article.That is, the gas flushing pouch It is filled the shape after gas and can match and be pre-arranged in the shape of the packing article in accommodating chamber 100A, so as to It is used to pack packing article of different shapes, and can be used for the article for packing irregular shape.

According to second preferred embodiment, the gas flushing pouch of the utility model is used for packaging fruit, such as can be with It is grape, apple, pears, pineapple, peach, watermelon, orange, orange, plum, coconut, shaddock, pomegranate, dragon fruit, mango etc..It can With understanding, the packing article for being embodied as fruit is only used as illustrating, and is not intended to limit the utility model.The utility model The gas flushing pouch can also be applied to the egg foods such as packaging other food such as egg, duck's egg, goose egg, salted egg, lime-preserved egg, or Other electronic products, lamps and lanterns, ceramic etc..

Plane plastic packaging seam 30A further comprises a series of moulding seam 39A.The moulding seam 39A is arranged at the inflation packet The bottom of pack, to connect two layers of gas storage films 11 and 12 in the bottom of the gas flushing pouch, to prevent the gas from storing up One layer in film 11 and 12 in inside is deposited excessively to contract, to be conducive to keep the moulded of the gas flushing pouch. In addition, the setting of the moulding seam 39A keeps the bottom of the gas flushing pouch more smooth, it is more suitable for standing, such as stand on In one packing case.

Second preferred embodiment according to the present utility model, which is the crescent shape being arranged in pairs.Ability Field technique personnel are, it is understood that the above-mentioned shape of the moulding seam 39A is only unrestricted to the example of the utility model. Other embodiments according to the present utility model, which can also be other shapes, such as round, rectangular etc..As long as The purpose of this utility model can be reached, the utility model is not limited in this respect.

As Figure 18-33 show the variant embodiment of second preferred embodiment of the utility model.The gas flushing pouch Further there is at least corresponding location slit 201B of a venthole 200B and at least one, the location slit plastic packaging connect described in extremely Few two layers of gas reservoir film 11 and 12, wherein venthole 200B is outer residing for accommodating chamber 100A and the gas flushing pouch Portion's environmental communication is got up, so that the packing material being packaged in accommodating chamber 100A can be by venthole 200B and external environment It is in contact, to carry out the respiratory activity of appropriateness.That is, when the gas flushing pouch is for packing fresh product such as vegetables and water The air of fruit, environment can be supplied to the fresh product such as fruits and vegetables by venthole 200B, can be fitted The aerobic respiration of degree leads to rotting for the vegetables or fruit, to extend the fresh production to prevent it from carrying out anaerobic respiration The fresh keeping time of product such as fruit or vegetables.It is noted that location slit 201B is arranged in correspondence in close to the venthole The position at the edge of 200B.In this preferred embodiment of the utility model, there are two ventholes for gas flushing pouch tool 200B, wherein two venthole 200B respectively symmetrically are set to preceding major side wall 101a and the rear master of the gas flushing pouch Side wall 101b.It will be appreciated by those skilled in the art that the venthole of this preferred embodiment of the utility model Only as an example, venthole 200B and location slit 201B can also be embodied as the position of 200B and location slit 201B settings It is set to the suitable position of the preceding major side wall 101a and the rear major side wall 101b, the utility model does not make any limit in terms of this System.

It will be appreciated by those skilled in the art that venthole 200B can be respectively arranged at the gas flushing pouch On the preceding major side wall 101a and the rear major side wall 101b, can also be set on the preceding major side wall 101a of the gas flushing pouch or On the person rear major side wall 101b.That is, venthole 200B can be respectively arranged at the both sides of the gas flushing pouch, also may be used To be only set to the side of the gas flushing pouch, the utility model is not intended to be limited in any this.

In addition, in this preferred embodiment of the utility model, venthole 200B is embodied as circular shape.Ability The technical staff in domain is it is understood that venthole 200B may be embodied as other any shape such as rectangles, triangle Shape, cross etc. can also be embodied as different sizes as needed, and the utility model does not do any limit in terms of the two System.

It will be appreciated by those skilled in the art that when venthole 200B is symmetrically disposed on the preceding major side wall 101a When with rear major side wall 101b, symmetrical two ventholes 200B can be formed.

It is noted that the gas flushing pouch can also have 4 venthole 200B, as shown in Figure 22 to Figure 25；6 A venthole 200B, as shown in FIG. 26 to 27；8 venthole 200B, as shown in Figure 28 to 31；And 21 ventholes 200B, as shown in Figure 32 to 33, the utility model does not do this any restrictions.Venthole 200B may be embodied as needed Different shape, size, quantity and arrangement modes, the utility model are not intended to be limited in any in terms of these.

As Figure 34-Figure 37 show the third preferred embodiment of the gas flushing pouch of the utility model, the wherein inflation Packaging bag includes at least one inflation buffer body 10C, i.e., forms an isolated packing bag or multiple by an inflation buffer body 10C The inflation buffer body 10C forms the isolated packing bag through plastic packaging connection as being bonded or sealing.Extremely scheme in Figure 34 of the utility model In example shown in 37, formed by an inflation buffer body 10C.More specifically, with reference to Figure 34 and Figure 35, inflation buffering Body 10C includes that at least two layers of gas storage films 11 and 12 form packet through a series of plane plastic packagings seam 30C and three-dimensional plastic packaging seam 40C The isolated packing bag of one or more gas storage element 13C being connected is included, is formed in each gas storage element 13C One gas storage chamber 14C that can store gas.

It will be appreciated by persons skilled in the art that plane plastic packaging seam 30C is used to through plastic packaging form plural layers such as A plane padded coaming shown in Figure 34, the solid plastic packaging stitch 40C be used for by the above-mentioned further plastic packaging of plane padded coaming and Make the gas flush packaging bag formation that there is space multistory configuration and the volumetric packaging device of the packing article can be accommodated, such as schemes Shown in 29.The plane plastic packaging stitches 30C and solid plastic packaging seam 40C can be by way of being bonded or sealing connection by multilayer Film links together, it is preferable that in this embodiment, which stitches 30C and solid plastic packaging seam 40C can be real It applies to be formed by hot sealing process.

As shown in Figure 34, plane plastic packaging seam 30C further comprises an at least partitioning slot 31C, in the utility model In this preferred embodiment, partitioning slot 31C is embodied as two row, is separately positioned on the both sides of inflation buffer body 10C to become The lateral boundaries of inflation buffer body 10C are stitched.That is, partitioning slot 31C is the gas storage films 11 and the gas storage films 12 connect and seal together.Gas storage element 13C can be variously-shaped, round such as bar shaped, polygon or other Irregular shape etc., we are bright to be not so limited in this respect.In the example shown in Figure 34 to Figure 37, the gas flushing pouch Including the gas storage element 13, and the partitioning slot 31C of both sides forms lateral boundaries seam, two arrange partitioning slot 31C it Between form gas storage chamber 14C.

As shown in Figure 34, plane plastic packaging seam 30C includes further the top for being located at inflation buffer body 10C The main channel that one side joint seal 32C of the continuous sealing of side and bottom side and top side stitch a continuous sealing of 32C adjacent to the banding seals 33C is stitched, main channel 151C is formed between the wherein banding seam 32C of top side and main channel sealing seam 33C.

It is understood that the banding stitches 32C by plastic package process as being bonded or sealing formation and seal two layers of connection The gas storage films 11 and 12.Sealing seam 33C in the main channel is formed by plastic package process such as bonding or heat-sealing and should by two layers Gas storage films 11 and 12 and two layers the valve film 21C and 22C be respectively connected together.For example, a shape by hot sealing process At both sides up and down the main channel sealing seam 33C respectively by the gas storage films 11 and the valve film 21 heat-sealing connection, and will The gas storage films 12 and the valve film 22 heat-sealing connection, and in the other positions in addition to corresponding filling channel 23C by the valve Film 21 and 22 also heat-sealing connections together.

As shown in figure 34, inflation buffer body 10C includes a gas storage element 13C, and is arranged along the longitudinal direction Row.Main channel unit 15C is arranged and integrally formed with gas storage element 13C in transverse direction.It is noted that should Gas flushing pouch can have one or more gas filling-valve 20C, in this preferred embodiment of the utility model, The gas flushing pouch has multiple gas filling-valve 20C, to form multiple gas filling channels, to improve inflation filling Speed and efficiency.In another embodiment of the utility model, the gas flushing pouch can also have there are one gas fill Valve 20C, the utility model do not do any restrictions in terms of this.

It is noted that when the gas flushing pouch is embodied as tool there are one when gas filling-valve 20C, which can be according to It is secondary to be entered in gas storage chamber 14C by main channel 151C and gas filling-valve 20C.In another of the utility model In embodiment, which may be embodied as not having main channel 151C, and the wherein gas buffer material directly passes through Gas filling-valve 20C enters in gas storage chamber 14C.

The gas storage element 13C extended longitudinally as shown in Figure 34 is suitable for being folded in half, to obtain such as figure Two structures being mutually superimposed to folding part of storage element 13C shown in 35, before being formed to inflation buffer body 10C Then side wall 10a and rear wall 10b stitches 40C by the left and right of inflation buffer body 10C by the solid plastic packaging of the left and right sides The front side wall 10a of both sides is connected with the marginal portion of rear wall 10b, to after the inflation buffer body 10C filling gas, be somebody's turn to do It inflates buffer body 10C and forms the accommodating chamber 101C with opening 102C, wherein packing article is suitable for putting by opening 102C Enter accommodating chamber 101C and is stored in accommodating chamber 101C.

In this embodiment, inflation buffer body 10C is equipped with two and arranges solid plastic packaging seam 40C, the wherein solid It is continuous plastic packaging that plastic packaging, which stitches 40C, that is to say, that the solid plastic packaging stitches 40C by the two of front side wall 10a and rear wall 10b Side is closed to be stitched together, as shown in figs. 34 and 35.The solid plastic packaging stitches the plastic packaging that 40C can also be interrupted, that is to say, that should Three-dimensional plastic packaging seam 40 discontinuously connects front side wall 10a and rear wall 10b.

It is noted that when solid plastic packaging seam 40C can be additional independent plastic packaging seam, can also be and the inflation Partitioning slot 31C at left and right sides of buffer body 10C is formed simultaneously by identical hot sealing process, or it may be said that is walked in plane plastic packaging Partitioning slot 31C is not formed in rapid, and forms solid plastic packaging seam 40C in three-dimensional plastic packaging step, and the solid is moulded at this time Joint seal 40C is continuous plastic packaging, to realize the sealing of the gas storage chamber.

As shown in Figure 34 to Figure 37, inflation buffer body 10C is also equipped with the multigroup location slit arranged apart from one another by ground 201C's, and when being folded in half in inflation buffer body 10C and forming front-rear side walls 10a and 10b, every group of location slit 201C is each The positions a location slit 201C are corresponding.The gas of front side wall 10a is connected that is, every group of location slit 201C includes plastic packaging At least one location slit 201C and plastic packaging of body storage films 11 and 12 connect the gas storage films 11 of rear wall 10b With 12 at least one location slit 201C, and the two is formed in the front and back side of the gas flushing pouch, and position is mutually opposite It answers.The location slit 201 can be used for when inflation buffer body 10C is inflated, its internal formed is made to be used for accommodating the described of article Accommodating chamber 101C, and it is open at 102C and closes institute because the gas storage element 13A of the gas flushing pouch expands State opening 102C.

As shown in Figure 34 to Figure 37, in this illustration, in a longitudinal direction, inflation buffer body 10C is provided with 10 A location slit 201C, wherein location slit 201C plastic packagings connect the gas storage films 11 and 12 of inflation buffer body 10C. In the inflation buffer body 10C after three-dimensional plastic packaging, there are 5 location slits in the front and rear sides of inflation buffer body 10C respectively 201C, to form 5 groups of corresponding location slit 201C, before and after the gas flushing pouch for making inflation buffer body 10C formation Side is substantially in symmetrical structure.When the gas flushing pouch fills the gas buffer material, this symmetrically arranged location slit 201C can be clamped in packed article such as apple between corresponding two location slit 201C, to further prevent the packaging Movement of the object in accommodating chamber 101C.

In the example of Figure 34 to Figure 36, each location slit 201C is located at the medium position of gas storage element 13C, The both sides of each location slit 201C, which are respectively formed with to be formed between communication paths 133C, adjacent two location slit 201C, to be filled Gas breeze way 134C.That is, the shape of location slit 201C and position, which do not influence inflation buffer body 10C, forms whole phase The gas storage element 13C of connection.That is, when the gas flushing pouch is filled gas buffer material, the gas is slow Inflation buffer body 10C can be sufficient filling with by communication path 133C by rushing material, to be played more to products to be packaged Abundant cushioning effect.

In this preferred embodiment of the utility model, location slit 201C is implemented as the structure of annulus, that is, passes through Bonding or heat-sealable way form ring packing seam, wherein it is slow that the inside of the location slit 201C of the annular can not fill the gas Rush material.It is noted that when inflation buffer body 10C fills the gas buffer material, since the circular orientation is stitched Corresponding inflation buffer body 10C of communication path of the surrounding of 201C partially due to filled and expanded by the gas buffer material, To the packing material such as apple is supported and the space that is separated between each group location slit 201C in, to further prevent by Movement of the packing material inside accommodating chamber 101C.

It will be appreciated by persons skilled in the art that location slit 201C is embodied as plane plastic packaging in this embodiment Seam, i.e., form location slit 201C when not carrying out three-dimensional plastic packaging.And in other deformation, location slit 201C can also It is carried out in three-dimensional plastic packaging step, that is to say, that by the inflation buffer body 10C doublings to form front-rear side walls 10a and 10b, so Solid plastic packaging seam 40C and location slit 201C is formed by plastic packaging machine afterwards during forming location slit 201C such as to exist In hot sealing process, it is provided with heat-resisting baffling device in accommodating chamber 101C, to avoid the gas storage films of inside, as gas stores up Film 12C is deposited, for its inner surface by location slit 201C heat-sealing connections, i.e. location slit 201C, which is only sealed, connects the inflation after doubling Gas storage films 11 and 12 of this two layers of the side of buffer body 10C, without the heat-sealing of four tunics links into an integrated entity, to ensure Continuous perforation ground forms accommodating chamber 101C.Or 11/12 inner surface of gas storage films on the inside of this is attached at that similar this is heat-resisting The heat-resisting object of layer 24C, to prevent the heat-sealing of its inner surface from linking together.

In this preferred embodiment of the utility model, each location slit 201C is plastic packaging block, and rounded, ability Field technique personnel are it is understood that location slit 201C can also be triangle or other shapes such as quadrangle, five sides The polygons such as shape, hexagon, the utility model are not so limited in this respect.

As shown in figure 35, which is located at outside through doubling, gas storage films 11C, the gas storage films 12 are located inside to form accommodating chamber 101C.Further, as shown in figure 37, when the inflation buffer body 10C filling gas After padded coaming, the position between every group of location slit 201C is formed about a packing room 1011C, and inflation breeze way 134C Between position be formed about a clearance space 1012C, i.e. accommodating chamber 101C is by the packing room 1011C and the clearance space 1012C is alternatively formed.When multiple packing articles are put into accommodating chamber 101C and fill the gas in inflation buffer body 10C When padded coaming, the inner surface of gas storage films 12C is mutually adjacently and is attached at the packing article, thus by the packing article Firmly it is limited in 1011C in the packing room.And because filled with inflation in inflation breeze way 134C, in its bulge / clearance space 1012C is formed, in this way because of the iris action of the inflation breeze way 134C of the expansion, the packing The packing article in the 1011C of room will be not easy to cross clearance space 1012C and reach another packing room 1011C and make The collision of another packing article in pairs of another packing room 1011C, to be able to prevent multiple packing articles from existing It collides with each other and damages in accommodating chamber 101C.It can be understood that the width D of clearance space 1012C is less than the packaging The thickness W of article, collides to prevent the packing material from crossing clearance space 1012C with the adjacent packing material, and Lead to the damage of packing material.

It is understood that the position of the two adjacent groups location slit 38 is substantially matched with the size of the packing article, and The distance between two adjacent groups location slit 201C is slightly larger than the size of the packing article, the positioning of the gas flushing pouch bottom side The size of the distance between 201C and the broken line of bottom side generally less than the packing article is stitched, in corresponding location slit 201C Position be formed about packing room 1011C.In packaging, the inflation buffer body 10C of the gas flushing pouch is filled not yet Gas fills the gas by multiple packing articles after opening 102C is put into accommodating chamber 101C to the gas flushing pouch Body padded coaming, at this moment the gas buffer material is into gas storage chamber 14C, to make each inflation breeze way 134C quilts It fills the gas buffer material and bulge, the outer surface of each corresponding packing article is acted on pressing, to shape Make two adjacent packing articles separately at clearance space 1012C.

As shown in figure 34, which further has an at least venthole 200C, wherein venthole 200C handles Accommodating chamber 100C is connected to the external environment residing for the gas flushing pouch, so as to be packaged in the packet in accommodating chamber 100C Dress object can be in contact by venthole 200C with external environment.That is, when the gas flushing pouch is fresh for packing When product such as vegetables and fruit, the air in external environment can be supplied to the fresh product such as fruit by venthole 200C And vegetables, appropriate aerobic respiration can be carried out, leads to the vegetables or fruit to prevent it from carrying out anaerobic respiration It rots, to extend the fresh keeping time of fresh the product such as fruit or vegetables.Further, since the gas flushing pouch can be effective The fresh-keeping fresh product, therefore, fresh product are not necessarily to cold storing and fresh-keeping in transport or storage, therefore fresh production is greatly saved The transport of product and storage cost.

Specifically, venthole 200C is set on the inflation buffer body 10, to penetrate the gas of the inflation buffer body 10 Body storage films 11 and 12, to which accommodating chamber 100C is connected to the external environment.Further, the gas flushing pouch into One step includes an at least location slit 201C, and wherein location slit 201C is set to the edge venthole of venthole 200C. It is noted that in this preferred embodiment of the utility model, which has ten venthole 200C, In ten venthole 200C respectively symmetrically be set to the gas flushing pouch the preceding major side wall 101a and the rear major side wall On 101b.Specifically, which is respectively arranged at the inside of ten location slit 201C, i.e. location slit 201C Also have the function of sealing the edge of venthole 200C simultaneously.It will be appreciated by those skilled in the art that this practicality is new The position of the venthole 200C of this preferred embodiment of type and location slit 201C settings only as an example, the venthole 200C and location slit 201C can also be embodied as being set to the suitable position of the preceding major side wall 101a and the rear major side wall 101b It sets, the utility model is not intended to be limited in any in terms of this.

It will be appreciated by those skilled in the art that venthole 200C can be respectively arranged at the gas flushing pouch On the preceding major side wall 101a and the rear major side wall 101b, can also be set on the preceding major side wall 101a of the gas flushing pouch or On the person rear major side wall 101b.That is, venthole 200C can be respectively arranged at the both sides of the gas flushing pouch, also may be used To be only set to the side of the gas flushing pouch, the utility model is not intended to be limited in any this.

In addition, in this preferred embodiment of the utility model, venthole 200C is embodied as circular shape.Ability The technical staff in domain is it is understood that venthole 200C may be embodied as other any shape such as rectangles, triangle Shape, cross etc. can also be embodied as different sizes as needed, and the utility model does not do any limit in terms of the two System.

It is noted that as needed, which can also have 4 venthole 200C, 6 ventholes 200C, 8 venthole 200C etc., the utility model do not do this any restrictions, and wherein venthole 200C is symmetrically disposed on The corresponding both sides of inflation buffer body 10C.It is noted that venthole 200C may be embodied as difference as needed Shape, size, quantity and arrangement mode, the utility model is not intended to be limited in any in terms of these.

As shown in figure 38, the 4th preferred embodiment according to the present invention, in this embodiment, structure and above-mentioned the Three embodiments are similar, and difference lies in there are one the single gas filling-valves 20 that two layers of valve film is formed for gas flushing pouch tool, use In for the inflation buffer body 10C filling gas.

It is as shown in figure 39 the gas flushing pouch of the 5th preferred embodiment of the present invention, which includes at least One inflation buffer body 10D, i.e., form an isolated packing bag or multiple inflation buffer bodies by an inflation buffer body 10D 10D forms the isolated packing bag through plastic packaging connection as being bonded or sealing.In this preferred embodiment of the present invention, the inflation packet Pack forms two parts by an inflation buffer body 10D, and each part has an a front side wall 101D's and rear wall 102D Structure, wherein front side wall 101D and rear wall 102D forms an accommodating chamber 100D to pack product to be packaged.Namely It says, when there are two accommodating chamber 100D, opening 300D to be located at the centre of inflation buffer body 10D for gas flushing pouch tool.

The gas flushing pouch further has an at least venthole 200D, and wherein venthole 200D is accommodating chamber 100D It is connected to the external environment residing for the gas flushing pouch, so that the packing material being packaged in receiving 100D can be by this Venthole 200D is in contact with external environment.That is, when the gas flushing pouch is for packing fresh product such as vegetables and water When fruit, the air in external environment can be supplied to the fresh product such as fruits and vegetables by venthole 200D, can The enough aerobic respiration for carrying out appropriateness leads to rotting for the vegetables or fruit to prevent it from carrying out anaerobic respiration, to extend The fresh keeping time of fresh the product such as fruit or vegetables.Further, since the gas flushing pouch being capable of effectively fresh-keeping fresh production Product, therefore, fresh product are not necessarily to cold storing and fresh-keeping in transport or storage, therefore the transport and storage of fresh product is greatly saved It is saved as this.

Specifically, venthole 200C is set on inflation buffer body 10D, to penetrate being somebody's turn to do for inflation buffer body 10D Fluid storage film 11 and 12, to which accommodating chamber 100D is connected to the external environment.Further, the gas flushing pouch Further comprise that an at least location slit 201D, venthole 200D are located in location slit 201D.

It is noted that in this preferred embodiment of the present invention, two parts have the gas flushing pouch respectively up and down There are eight venthole 200D, wherein eight venthole 200D respectively symmetrically to be set to the front side wall of the gas flushing pouch 101D and rear wall 102D.It will be appreciated by those skilled in the art that venthole 200D and location slit 201D are set Only as an example, the present invention is not intended to be limited in any in terms of this for the position set.

In addition, in this preferred embodiment of the present invention, venthole 200D is embodied as circular shape.This field Technical staff is it is understood that venthole 200D may be embodied as other any shape such as rectangles, triangle, and ten Font etc., can also be embodied as different sizes, quantity and arrangement mode as needed, the present invention in terms of these not It imposes any restrictions.

It is noted that eight venthole 200D can be symmetrically disposed on front side wall 101D and the rear wall On 102D.

It is noted that as needed, which can also have 4 venthole 200D, 18 ventholes 200D etc., the present invention is not intended to be limited in any this.

As Figure 40 and Figure 42 show the gas flushing pouch of the 6th preferred embodiment of the present invention, the gas flushing pouch packet At least one inflation buffer body 10E is included, i.e., an isolated packing bag is formed by an inflation buffer body 10E or multiple inflations is delayed It rushes body 10E and forms the isolated packing bag as being bonded or sealing through plastic packaging connection.In this preferred embodiment of the present invention, this is filled Gas bag packs the structure that a front side wall 101E and a rear wall 102E are formed by an inflation buffer body 10E, wherein before this Side wall 101E and rear wall 102E forms two accommodating chamber 100E to pack product to be packaged.That is, working as the gas flush packaging When bag filling fluid cushion material, U-shaped of the gas flush packaging bag formation one with an a front side wall 101E and rear wall 102E Space structure body.

As shown in figure 40, front side wall 101E and rear wall 102E by intermediate plastic packaging to form two appearances therebetween Receive the opening 300E of chamber 100E and two, the wherein article to be packaged is placed in by opening 300E in accommodating chamber 100E.

The gas flushing pouch further has an at least venthole 200E, and wherein venthole 200E is accommodating chamber 100E It is connected to the external environment residing for the gas flushing pouch, so that the packing material being packaged in accommodating chamber 100E can lead to Venthole 200E is crossed to be in contact with external environment.That is, when the gas flushing pouch is for packing fresh product such as vegetables When with fruit, the air in external environment can be supplied to the fresh product such as fruits and vegetables by venthole 200E, make It can carry out appropriate aerobic respiration, lead to rotting for the vegetables or fruit to prevent it from carrying out anaerobic respiration, to Extend the fresh keeping time of fresh the product such as fruit or vegetables.Further, since the gas flushing pouch being capable of effectively fresh-keeping life Fresh product, therefore, fresh product are not necessarily to cold storing and fresh-keeping in transport or storage, therefore the transport of fresh product is greatly saved And storage cost.

Specifically, venthole 200E is set to inflation buffer body 10E, to penetrate the stream of inflation buffer body 10E Body storage film 11 and 12, to which accommodating chamber 100E is connected to the external environment.Further, the gas flushing pouch into One step includes an at least location slit 201E, and wherein venthole 200E is located in location slit 201E.

It is noted that in this preferred embodiment of the present invention, which has eight ventholes 200E, wherein eight venthole 200E respectively symmetrically are set to the front side wall 101E and rear wall of the gas flushing pouch 102E.It will be appreciated by those skilled in the art that the position only conduct of venthole 200E and location slit 201E settings Citing, venthole 200E and location slit 201E can also be embodied as being set to front side wall 101E's and rear wall 102E On suitable position.For example, eight venthole 200E can also may be contained on front side wall 101E, the present invention is in this side Face is not intended to be limited in any.

In addition, in this preferred embodiment of the present invention, venthole 200E is embodied as circular shape.This field Technical staff is it is understood that venthole 200E may be embodied as other any shape such as rectangles, triangle, and ten Font etc., can also be embodied as different sizes, quantity and arrangement mode as needed, the present invention in terms of these not It imposes any restrictions.

In another embodiment of the present invention, which still further comprises an at least lid 103E, wherein Lid 103E is upwardly extended by rear wall 102E.When the object to be packaged is placed in by opening 300E in accommodating chamber 100E Afterwards, lid 103E is suitable for bending at opening 300E, the packing material is sealed in accommodating chamber 100E, such as Figure 42 institutes Show.

It should be understood by those skilled in the art that the embodiments of the present invention shown in foregoing description and attached drawing are only used as It illustrates and is not intended to limit the utility model.The purpose of this utility model completely and effectively realizes.The work(of the utility model Can and structural principle in embodiment show and illustrate, under without departing from the principle, the embodiment of the utility model can To have any deformation or modification.

Claims (12)

1. a gas flushing pouch, which is characterized in that including：

At least one inflation buffer body formed by least two layers of gas storage films, wherein the inflation buffer body includes that can store gas An at least gas storage element for body, wherein the inflation buffer body is through bending the appearance for being formed with plastic packaging and having at least one opening Chamber is received, for accommodating an at least packing article, wherein the inflation buffer body is with an at least location slit, wherein the positioning There is the venthole for being connected to the accommodating chamber and external environment in seam.

2. gas flushing pouch as described in claim 1 comprising a front side wall and a rear wall, wherein the front side wall and institute It states rear wall and stitches plastic packaging connection by two side seals to form a U-shaped structure.

3. gas flushing pouch as claimed in claim 2, venthole is symmetrically disposed on the front side described in wherein at least two Wall and the rear wall.

4. gas flushing pouch as claimed in claim 3, there are four tools, six, eight, ten, 12,14, ten Six, the venthole of number in 18 numbers a kind of, wherein the venthole is symmetrically disposed on before and after two two places respectively The front side wall and the rear wall.

5. gas flushing pouch as claimed in claim 4, wherein at least two layers of gas storage described in location slit plastic packaging connection Film.

Further include at least one pressing seam 6. gas flushing pouch as claimed in claim 2, wherein each pressing stitch with it is described Side seal seam is arranged spaced reciprocally, and a buffer body is formed between pressing seam and side seal seam.

7. gas flushing pouch as claimed in claim 2 further includes at least one pressing seam, wherein pressing seam is by the side seal Seam extends inwardly.

8. the gas flushing pouch as described in any in claim 6 and 7, wherein pressing seam be it is arc-shaped either round or Triangle is either rectangular or linear.

9. the gas flushing pouch as described in any in claim 2 to 5, wherein forming one between the front side wall and rear wall Or multiple accommodating chambers.

10. the gas flushing pouch as described in any in claim 2-5, including two front side walls and two rear sides Wall, two rear walls integrally extend, to form two accommodating chambers for being communicated in the opening.

11. the gas flushing pouch as described in any in claim 1-5 further includes at least gas formed by least two layers of valve film Body filling-valve, for the inflation buffer cell filling gas and its can play the role of check valve.

12. the gas flushing pouch as described in any in claim 1 to 5 comprising single gas filling-valve, for being filled to described Gas buffer cell filling gas.