CN208470559U

CN208470559U - Inflating buffer pad

Info

Publication number: CN208470559U
Application number: CN201820308061.8U
Authority: CN
Inventors: 张嘉盈; 谢斐
Original assignee: Shanghai Air Paq Packaging Technology Development Co Ltd
Current assignee: Shanghai Air Paq Packaging Technology Development Co Ltd
Priority date: 2018-03-06
Filing date: 2018-03-06
Publication date: 2019-02-05
Anticipated expiration: 2028-03-06

Abstract

Inflate buffering pneumatic cushion, for one flat-type article of packaging, it includes a gas piece, the gas piece includes multiple air columns, the multiple air column is bent to form two clamping walls and a buffer wall of integrally connected, two clamping wall is turned down from the gas piece to two sides from the buffer wall respectively and is formed, the buffer wall connects the clamping wall, and the gas piece further includes a connecting line, two clamping wall is connected by the connecting line, to which the buffer wall and two clamping wall form an object placing cavity, and the object placing cavity has one end opening and a side mouth, the object placing cavity is suitable for accommodating a corner of the flat-type article.

Description

Inflating buffer pad

Technical field

The utility model relates to one to be used for air-packing devices, in more detail, is related to one for packaging flat plate class article Inflating buffer pad.

Background technique

In packed and transported plate type objects such as tablet computer, computer monitor and other items, due to flat-type contoured article It is special, there is more problem when flat-type article described in Packaging buffering.The flat-type article is mostly electronic product, inner part Cloth more electronic component and electronic circuit, thus its is relatively fragile easy to damage.Particularly.The tablet computer or display etc. Article usually has a display screen, and the display screen is because its material causes it to be easily broken damage, thus needs especially Plate article described in buffer protection reduces the concussion to it and impacts.Flat plate-like article has an area since its thickness is smaller Biggish side, so that torque is larger when its stress, so that the plate is easier to be damaged.

With the rapid development of e-commerce and express delivery industry, on-line selling gradually occupies the very big specific gravity in sales mode. Compared with traditional sales mode, shopper comes from each place, and businessman needs that commodity are individually addressed to individual purchase Person on hand, and is no longer consolidated delivery to selling unit.Therefore during transportation, the protection to the flat-type article can With the effective destruction jolted to the flat-type article reduced on transport road, so that Product transport spoilage is reduced, with Reduce economic loss.

Instantly foam buffer protection flat-type article is generallyd use, when protecting buffering flat plates article, usually has package whole Body and quadrangle setting pad two kinds of angle protected mode.In the whole mode of package, the more protected plate article phase size of use Bigger cystosepiment wraps up the flat-type article, to completely protect the flat-type article.Such mode needs basis Products to be packaged customize foam shape, are packaged into increase.Further, the method expends more foam, because of bubble Foam heavier-weight so increases the load during express transportation, increases transportation cost.

When using the safeguard measure at quadrangle setting foam pad angle, in order to reduce the flat-type article in packing case It shakes, the size of the packing case is typically set to be slightly larger than the volume of the plate, so that the plate is opposite It is fixedly set in the packing case.Because the skin-friction coefficient of foam is higher, it is being packaged the flat-type article handle When the foam is placed in the carton, the friction of foam and the carton is larger, and because the carton and the foam ruler Very little difference very little increases packing difficulty so that foam is difficult to be placed in the carton.

Further, since foamed elastic is lower, the different shapes and sizes of packing case are not adapted to, are being transported not When congener article and the packing case for taking different model, it usually needs the foam shape of relative size is customized, to increase Packing cost.The packing case have compact shape change or increase package article when, the foam because material is harder cannot Above-mentioned variation is adapted to, to increase packaging difficulty.

Utility model content

One purpose of the utility model is to propose an inflating buffer pad, by being inserted into the corner of flat-type article to institute It states in inflating buffer pad, the flat article in buffer protection transportational process.

Another purpose of the utility model is to propose that an inflating buffer pad, the inflating buffer pad pass through its clamping wall Flat-type article is clamped, to prevent it from shaking damage from buffering flat plates article described in lateral protection.

Another purpose of the utility model is to propose that an inflating buffer pad, the inflating buffer pad pass through its buffer wall Support buffers the flat-type article, to prevent the flat-type bottom of article from being impacted and being damaged, and reduces to described The friction of flat-type bottom of article.

Another purpose of the utility model is that one inflating buffer pad of proposition, the inflating buffer pad have an inner cavity, The inner cavity is adapted to flat-type article thickness, completes installment work, operation letter by the way that flat-type article is inserted into the inner cavity It is single convenient.

Another purpose of the utility model is that one inflating buffer pad of proposition, the inflating buffer pad have an inner cavity, The cavity two sides are not connected, so as to adapt to different size of flat-type article, increase its compatibility.

Another purpose of the utility model is one inflating buffer pad of proposition, and the inflating buffer pad is in packaging flat plate class When article, the corresponding position of the flat-type article corner has an evacuation area, and the evacuation area is not inflated, to prevent It states flat-type corner and pokes the inflating buffer pad.

Another purpose of the utility model is to propose that an inflating buffer pad, the inflating buffer pad include an elasticity Portion, elastic portion side air column are heat-sealed line and are divided into lose heart column and long air column, the oblique hot-sealing line described in major gene of losing heart Direction is pressed down against, to adapt to the packing case of different conditions, the inflating buffer pad is also allow easily to be placed into institute Packing case is stated, and is bonded with the packing case corner.

Another purpose of the utility model be propose an inflating buffer pad, elastic portion top side air column be directly compared with Small small-sized air column can reinforce the bending ability of the elastic portion, using the shielding wire between air column so as to by compressive deformation More to adapt to different spatial shapes.

Another purpose of the utility model is one inflating buffer pad of proposition, and the inflating buffer pad is in packaging flat plate class When article, the corresponding position of the flat-type article corner has an evacuation area, will set described in flat-type article merging When object chamber, the recess in the evacuation area is easy to use so that the flat-type article corner is easier to be snapped into the evacuation area Person installs positioning.

Another purpose of the utility model is to propose an inflating buffer pad, the approximate ladder in the inflating buffer pad section Shape, the design of the trapezoid cross section allow the inflating buffer pad bottom to be more easily packed into the packing case, protect It is relatively stable after being placed in the packing case to demonstrate,prove the inflating buffer pad.

Another purpose of the utility model is to propose an inflating buffer pad, the approximate ladder in the inflating buffer pad section Shape, for the inflating buffer pad after flat-type article is placed into, the flat-type article will increase the inflating buffer pad top Thickness, so that the thickness that an elastic space adapts to different flat-type articles is reserved in relatively narrow upper end, so that the article can be with It is successfully mounted in the packing case.

Another purpose of the utility model be propose an inflating buffer pad, the inflating buffer pad need using When, injecting gas by air inlet can be used the inflating buffer pad expansion i.e., the saving time easy to operate.

Another purpose of the utility model be propose an inflating buffer pad, the inflating buffer pad need using When, injecting gas by air inlet expands the inflating buffer pad, and each air column self-closed of inflating buffer pad does not need User seals the inflating buffer pad.

Another purpose of the utility model is to propose an inflating buffer pad, two rings up and down of the inflating buffer pad Body is rearranged by multiple inflatable columns respectively, and the inflatable column is no longer connected to independently of each other after inflation, when individual inflatable columns are leaked When gas, the air-tightness of other air columns will not influence.

To reach the above at least purpose, the utility model provides an inflating buffer pad, for packing a flat-type article, It includes a gas piece, and the gas piece includes multiple air columns, the multiple air column be bent to form integrally connected two clamping walls and One buffer wall, two clamping wall are turned down from the gas piece to two sides from the buffer wall respectively and are formed, and the buffer wall connects The clamping wall is connect, and the gas piece further includes a connecting line, two clamping wall is connected by the connecting line, thus institute It states buffer wall and two clamping wall forms an object placing cavity, and the object placing cavity has one end opening and a side mouth, The object placing cavity is suitable for accommodating a corner of the flat-type article.

In some embodiments, the inflating buffer pad further comprises an elastic portion, and the elastic portion is formed in described One outboard end of buffer wall and the clamping wall.

In some embodiments, the elastic portion is formed in the outside of the connecting line.

In some embodiments, the elastic portion includes an elastic portion side wall and an elastic buffer wall, the elastic portion side Wall integrally extends from the clamping wall, and the elastic buffer wall integrally extends from the buffer wall.

In some embodiments, the inflating buffer pad includes an at least elastic portion air column, the elastic portion air column composition The inflating buffer pad, the elastic portion air column includes an at least elastic portion top gas shell of column and an elastic portion side air column section, described Elastic portion top gas shell of column is connected to the elastic portion side air column section.

In some embodiments, the elastic portion side air column section includes a long air column, and one loses heart column and an oblique hot-sealing line, Elastic portion side air column is separated into the long air column and the column of losing heart by the oblique hot-sealing line.

In some embodiments, the air column aeration quantity of the elastic portion top gas shell of column passes through at least one heat-sealing region Heat-sealing reduces its aeration quantity, to make that the inflating buffer pad is facilitated to be placed in a packing case.

In some embodiments, the air column diameter of the elastic portion top gas shell of column is less than or equal to elastic portion side gas The half of shell of column air column.

In some embodiments, the air column diameter of the elastic portion top gas shell of column is from the elastic portion to the bullet Property portion edge is by successively decreasing.

In some embodiments, the inflating buffer pad includes an evacuation area, and the evacuation area is symmetrically disposed on institute Clamping wall and buffer wall bending junction are stated, with the corner for positioning the flat-type article.

In some embodiments, the evacuation area is a bonding zone, will form a gas by heat-sealing skill or adhesion means Multiple gas chamber layers of column or adjacent air column are mutually bonded.

In some embodiments, the gas piece includes multilayer gas chamber layer, forms the multiple air column, and institute through heat-sealing Stating gas piece further includes a check-valves, is formed by multilayer valve film, to be inflated in the multiple air column, and energy after inflation Enough it is automatically prevented from gas leakage.

Detailed description of the invention

Fig. 1 is the first preferred embodiment inflating buffer pad unaerated state gas plate plane schematic diagram of the utility model.

Fig. 2 is the first preferred embodiment inflating buffer pad unaerated state plane schematic diagram of the utility model.

Fig. 3 is that one angle stereochemical structure of the first preferred embodiment of the utility model inflating buffer pad inflation state is shown It is intended to.

Fig. 4 is that another angle stereochemical structure of the first preferred embodiment of the utility model inflating buffer pad inflation state is shown It is intended to.

Fig. 5 is the first preferred embodiment of the utility model inflating buffer pad inflation state buffer application schematic diagram.

Fig. 6 is the second preferred embodiment inflating buffer pad unaerated state gas plate plane schematic diagram of the utility model.

Fig. 7 is the second preferred embodiment of the utility model inflating buffer pad inflation state schematic perspective view.

Fig. 8 A is air column cross-sectional view in the first preferred embodiment of the utility model inflating buffer pad.

Fig. 8 B is another air column cross-sectional view in the first preferred embodiment of the utility model inflating buffer pad.

Fig. 8 C is another air column cross-sectional view in the first preferred embodiment of the utility model inflating buffer pad.

Specific embodiment

It is described below for disclosing the utility model so that those skilled in the art can be realized 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 the 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 or position of the instructions such as "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" Relationship 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, and It is not that the device of indication or suggestion meaning or element must have a particular orientation, be constructed and operated in a specific orientation, therefore Above-mentioned term 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 it is multiple, term " one " is no It can be interpreted as the limitation to quantity.

Illustrate referring to Fig.1 for the first preferred embodiment inflating buffer pad unaerated state gas plate plane of the utility model Figure.As shown, the inflating buffer pad includes two clamping walls 21 and a buffer wall 22 and an elastic portion 24, and have One object placing cavity 23.The buffer wall 22 connects the clamping wall 21, and the clamping wall 21 has one to preset with the buffer wall 22 Angle, and the object placing cavity 23 is surrounded jointly with the buffer wall 22.The buffer wall 22 and 21 side of the clamping wall are formed The elastic portion 24.

Further, with reference to Fig. 8 A, the inflating buffer pad includes a gas piece 10, the clamping wall 21 and the buffer wall 22 are formed by the gas piece 10 fold.The gas piece 10 includes one first gas chamber layer 101 and one second gas chamber layer 102, and described the One gas chamber layer 101 and one second gas chamber layer 102 are mutually superimposed, and are heat-sealed line heat-sealing connection.

Further, the gas piece 10 includes an at least air column 11 and an at least shielding wire 12.The shielding wire 12 is institute It states gas piece 10 and is separated into the multiple air column 11.Specifically, by the first gas chamber layer 101 and the second gas chamber layer After 102 overlappings, hot-sealing line is equably set as the shielding wire 12, is being filled with air the gas piece 10, is formed described more A air column 11.

It further comprise an air column chamber 111 and an air inlet 112 on each air column 11.The air column chamber 111 with The air inlet 112 is connected to, and the first gas chamber layer 101 is divided after overlapping with the second gas chamber layer 102 by the shielding wire 12 It is the air column chamber 111 every 11 inner cavity of the air column of rear formation, the air inlet 112 is connected to the air column chamber 111.Institute State the first gas chamber layer 101 with after the second gas chamber layer 102 overlapping, by heat-sealing skill by its on the shielding wire 12 it is hot Envelope.

Further, the gas piece 10 further includes a total air intake duct 141, and total air intake duct 141 is connected to the air column 11 Air inlet, by total air intake duct 141 to the air inlet of each air column 11 inject gas.Total air intake duct 141 It is arranged on the top of the gas piece 10, vertically with the air column 11 and at the air inlet of the air column 11.

Total air intake duct 141 includes an inlet mouth, at least an air intake duct hot-sealing line 142 and an air intake duct thermal insulation layer 143.The air intake duct hot-sealing line 142 seals the first gas chamber layer and the second gas chamber layer, forms total air intake duct 141 Channel, the air intake duct thermal insulation layer 143 is arranged at the air inlet, prevents the air inlet from being sealed when being heat-sealed.

The inlet mouth, which is formed, passes through the end with ambient atmosphere connection with 116 Single ports of total air intake duct Mouth injects gas to the gas piece 10 using air pump or other articles.It is noted that the inlet mouth is arranged on institute Total 141 one end of air intake duct is stated, the other end is sealed, so that gas injects each air column 11.

In order to which the never inflated condition of gas piece 10 is transformed into swelling state, the institute from total air intake duct 141 is needed Inlet mouth injection gas is stated, with the air inlet inflation by the filling channel 134 on each air column 11, so that The air column 11 expands.It is noted that each air column 11 is separated by the shielding wire 12, pass through the filling channel 134 inject gas to each air column 11, after the air column 11 is by injection gas expansion, are stopped according to above-mentioned principle because described The non-return working gas for returning valve will not flow back total inlet channel from the filling channel 134, and each air column 11 becomes Independent sealed individual.

Fig. 2 is the first preferred embodiment inflating buffer pad unaerated state plane schematic diagram of the utility model.As schemed Show, when making the inflating buffer pad, the gas piece 10 be folded into three sections, specifically, by 10 two sides of gas piece to Same direction folds a predetermined angle degree, so that the side wall for being folded and being formed is vertical with unfolded part or angle between it Less than 90 degree.The partially folded side wall forms the clamping wall 21, and the unfolded gas section forms the buffer wall 22.Institute It states to adapt to packaged plate article, the width of the buffer wall 22 is smaller, and the width of the clamping wall 21 can be much Greater than the width of the buffer wall 22, to increase the clamping effect of the inflating buffer pad, to protect the inflation slow completely Punching pad.

Fig. 3 is that one angle stereochemical structure of the first preferred embodiment of the utility model inflating buffer pad inflation state is shown It is intended to.Two clamping walls 21 include one first clamping wall 21 and one second clamping wall 21, are connected respectively with the buffer wall 22 Connect, and an angle extend and 22 two sides of buffer wall.First clamping wall 21 and second clamping wall 21 are relatively flat Row, and the object placing cavity 23 is surrounded with the buffer wall 22, the object placing cavity 23 has one end opening 231 and a side mouth 232.When using the inflating buffer pad protective packaging article, the corner of the plate is passed through into open-ended 231 He The side mouth 232 is placed in the object placing cavity 23, first clamping wall 21 and second clamping wall 21 is clamped described Plate, first clamping wall 21 and second clamping wall 21 protection buffer the plate side, the buffer wall 22 at this time The protection jointly of the planar bottom surface, first clamping wall 21 and second clamping wall 21 and the buffer wall 22 is protected in carrying Buffer the plate.

It is put down it is noted that the inflating buffer pad is generally used to protection electronic product such as computer monitor, TV etc. Plate article, the article usually have frangible, and weight is larger and more valuable, it is advantageous to the cross that is set of the air column Diameter of section is larger, to enhance the buffer capacity and stability of the inflating buffer pad.The width of the buffer wall 22 it is bigger with The sum of air column diameter on first clamping wall 21 and second clamping wall 21, to guarantee first clamping wall 21 and institute State the chucking power of the second clamping wall 21.

Fig. 4 is that another angle stereochemical structure of the first preferred embodiment of the utility model inflating buffer pad inflation state is shown It is intended to.The elastic portion 24 as shown in the figure includes two elastic portion side wall 243 and an elastic buffer wall 244, the elastic portion side wall 243 extend from the clamping wall 21, and the elastic buffer wall 244 extends from the buffer wall 22.In general, the gas piece 10 Folding forms the elastic portion side wall 243 and the elastic buffer wall 244 and the clamping wall 21 and the clamping wall 21.It is described First clamping wall 21 and second clamping wall 21 have a connecting line 25 in a side, and the connecting line 25 is away from first folder Hold 21 a side a distance of wall 21 and second clamping wall.Further, it is between the connecting line 25 and the side The elastic portion 24.

The inflating buffer pad further includes an elastic portion inner cavity 242, and the elastic portion inner cavity 242 is by the elastic portion side wall 243 and the elastic buffer wall 244 surround.The connecting line 25 is arranged on first clamping wall 21 and second clamping The inside of wall 21, will be on the inside of first clamping wall 21 and second clamping wall 21 at the connecting line 25 by adhesive means Bonding, so that the cavity between first clamping wall 21 and second clamping wall 21 is separated into described set by the bonding wire Object chamber 23 and the elastic portion inner cavity 242.In use, flat-type article is inserted on the object placing cavity 23, and by institute It states the first clamping wall 21 and second clamping wall 21 package protects the flat-type article.

Further, it is connected due to first clamping wall 21 and second clamping wall 21 by the connecting line 25, from And the first clamping wall 21 described in harvest of the inflating buffer pad and relief width between 21 lower part of the second clamping wall, top Between gap it is narrow, one end where buffer wall described herein 22 is set as lower end.So that the inflating buffer pad section Approximate trapezoid, the design of the trapezoid cross section allow the inflating buffer pad bottom preferably to fill the packing case, protect It is relatively stable after being placed in the packing case to demonstrate,prove the inflating buffer pad.The inflating buffer pad is placed into flat-type article Afterwards, the flat-type article will increase the thickness on the inflating buffer pad top, so that an elastic space is reserved in relatively narrow upper end The thickness for adapting to different flat-type articles, is mounted to the article successfully in the packing case.

The elastic portion 24 includes an at least elastic portion air column 241, and the elastic portion air column 241 includes an at least elastic portion 24 side air column section 2412 of top gas shell of column 2411 and an elastic portion.24 side gas of the elastic portion top gas shell of column 2411 and the elastic portion Shell of column 2412 is connected to.The 24 side air column section 2412 of elastic portion includes a long air column 2413, and one loses heart column 2414 and an oblique heat Line 2415 is sealed, the 24 side air column of elastic portion is separated into the long air column 2413 and described losed heart by the oblique hot-sealing line 2415 Column 2414.The oblique hot-sealing line 2415 is arranged on the top of the elastic portion side wall 243, and the oblique hot-sealing line 2415 Extend from the oblique lower section in 25 top of connecting line, so that the column 2414 of losing heart is close to the 24 side edge director of elastic portion It is smaller to spend larger and far from 24 edge of elastic portion 2414 length of column of losing heart.

Fig. 5 is the first preferred embodiment of the utility model inflating buffer pad inflation state buffer application schematic diagram.Such as Shown in figure, when with the inflating buffer pad buffer articles, it is described lose heart column 2414 because the oblique hot-sealing line 2415 direction It is pressed down against, to adapt to the packing case of different conditions, the inflating buffer pad is also allow easily to be placed into the packet Vanning, and be bonded with the packing case corner.

Further, the elastic portion buffer wall 22 includes at least one heat-sealing region 221, and the elastic portion buffer wall 22 has There is the elastic portion top gas shell of column 2411, in order to enhance the bending ability of the elastic portion 24, the elastic portion top gas shell of column 2411 tail ends are selected as 24 side air column section of elastic portion, 2412 aeration quantity and reduce, and such as become the small small-sized air column of diameter, institute It states heat-sealing region 221 and original air column is separated into multiple small-sized air columns.

Common, the diameter of the small-sized air column is about the half of 24 side air column section of elastic portion, 2412 air column, i.e., and one A elastic portion side section gas Duan Zhu is connected to and in communication with two elastic portion top gas shell of columns 2411, because of the elastic portion top gas column 2411 air column diameters of section are smaller, can reinforce the bending ability of the elastic portion 24 using the shielding wire between it, so as to By compressive deformation more to adapt to different spatial shapes.

It is noted that the inflating buffer pad further includes an evacuation area 26, the evacuation area 26 is arranged on described The clamping wall 21 and the buffer wall 22 near connecting line 25 bend junction, it is preferred that the evacuation area 26 has two It is a and be symmetrically disposed on the clamping wall 21 and the buffer wall 22 and bend junction.The evacuation area 26 is a bonding Area, by sealing skill or adhesion means for an air column or the first gas chamber layer 101 and second gas chamber of adjacent air column The blocky adhesions of layer 102, so that the evacuation area 26 not expanded by heating.It is noted that the evacuation area 26 is not by the gas Column is fully sealed, and the non-heat-sealable area of air column still can expanded by heating.When using the inflating buffer pad, by the flat-type object When product corner is placed in the object placing cavity 23, because the flat-type article corner is more prominent, the inflating buffer pad is squeezed and is made It is firmly larger, it is easy to poke the position that the air cushion is in contact with its corner.The setting in the evacuation area 26 is so that the plate When the corner of class article is placed such as the inflating buffer pad, the flat-type article corner is placed on the evacuation area 26 On, it is sealed because of the evacuation area 26 and unexpanded, the air column can be effectively prevented and be punctured, reinforce the inflation buffering The fastness of pad.Because the first gas chamber floor of the air column in the evacuation area 26 and the second gas chamber floor are bonded, by The first gas chamber layer and the second gas chamber layer buffer jointly accepts pressure, to strengthen the strong of the inflating buffer pad Degree.

Further, the evacuation area 26 has a positioning function, when using the inflating buffer pad, described will put down When plate class article is placed in the object placing cavity 23, the recess in the evacuation area 26 is so that the flat-type article corner is easier by card Enter the evacuation area 26, so as to protect the flat-type article corner by the evacuation area 26, and prevents the inflation Cushion breakage gas leakage.

Further, the gas piece 10 further includes a check-valves 13, and the check-valves 13 is arranged on each air column On 11, and nearby extend a pre-determined distance to the air column other end from the air inlet 112 on the air column 11.It is understood that , in other deformation, it is also possible to the gas piece 10 and does not need the check-valves, but by being sealed in inflation It is formed.

Fig. 8 A is air column cross-sectional view in the first preferred embodiment of the utility model inflating buffer pad.It is described as shown in the figure Check-valves 13 includes one first valve film 131, one second valve film 132 and a refractory layer 136.The first valve film 131 with it is described Second valve film 132 is superimposed with each other, and is arranged between the first gas chamber layer 101 and the second gas chamber layer 102.It is described resistance to Thermosphere 136 is arranged between the first valve film 131 and the second valve film 132.In this embodiment, two layers of the gas Room floor 101 and 102 forms total air intake duct 141.It should be understood that in other deformation, two 131 Hes of valve film 132 can also extend to and protrude from two layers of gas chamber layer 101 and 102 to form total air intake duct 141.

Fig. 8 B is another air column cross-sectional view in the first preferred embodiment of the utility model inflating buffer pad.As schemed Show that the check-valves 13 includes one first valve film 131, one second valve film 132, a refractory layer 136 and a non-return film 133.Described One valve film 131 is superimposed with each other with the second valve film 133, and is arranged on the first gas chamber layer 101 and second gas chamber Between layer 102, the non-return film 133 is arranged between the first valve film 131 and the second valve film 132, the refractory layer 136 It is arranged between the first valve film 131 and the non-return film 133.

Further, the first valve film 131 and the second valve film 132 are from the air inlet 112 to the air column 111 internal stretch of chamber, the non-return film 133 at the air inlet 112 with the first valve film 131 and the second valve film 132 1 111 internal stretches of air column chamber in the same direction, and by heat-sealing at the air inlet 112 with the first valve film 131 or The second valve film 132 connects.

Specifically, the first valve film 131 and the second valve film 132 have a proximal edge, extend and the air inlet At mouth 112, and there is a distal edge, extends to 11 inner cavity of air column.Preferably, the first valve film 131 and described The proximal edge of two valve films 132 and the boundary of distal edge are respectively adjoined.

The first valve film 131 and the first gas chamber layer 101 are bonding.The proximal edge of the second valve film 132 and institute It is bonding to state the second gas chamber layer 102.

The proximal end of the non-return film 133 overlapping and the first valve film 131 and the second valve film 132, and described the One valve film 131 and the non-return film 133 directly form a filling channel 134, and in the non-return film 133 and the second valve film A non-return passage 135 is formed between 132.

The filling channel 134 is arranged to form for injecting gas to the air column chamber 111 to fill the air column 11. The air column 11 is swollen after by injection gas to rise, and air pressure inside increases, and makes the first valve film 131 and the second valve film 132 distal end is overlapped and is sealed to close the filling channel 134.According to the present embodiment, when having gas from the first valve film 131 and the second valve film 132 distal end leakage when, the gas in the air column chamber 111 can be imported into logical into the non-return Road 135, to generate supplement air pressure, to seal the filling channel 134, further to supplement the first valve film 131 and institute State the deficiency of the sealing effect of the second valve film 132.

The filling channel 134 has two open ends, one of them is closely developed end and is formed and the first valve film 131 and institute The proximal edge of non-return film 133 is stated, to be connected to the filling channel 134.The remote exploitation end of the filling channel 134 extends to institute The distal edge of the first valve film 131 and the second valve film 132 is stated, to be connected with the air column chamber 111.By compressed gas to The filling channel 134 is directed into the air column chamber 111 in the air inlet.

After 111 gassy of air column chamber, internal air pressure is to the first valve film 131 and the second valve film 132 Apply pressure, to seal the first valve film 131 and 132 distal edge of the second valve film, and further seals the inflation The remote exploitation end in channel 134.Being worth mentioning is, the distal end of the first valve film 131 and the second valve film 132 is because of surface Power and be sealed.

It is noted that the non-return film 133 is thin layer flexible membrane made of plastics.Preferably, the non-return film 133, the first valve film 131 and the second valve film 132 are polyethylene film.The first gas chamber layer and the second gas chamber layer Thickness be greater than the first valve film 131 thickness.

Particularly, the length religion of the non-return film 133 is less than the length of the first valve film 131 and the second valve film 132 Degree, so that the non-return film 133 is when proximal end is with the first valve film 131 and Chong Die the second valve film 132, first valve The overlapping of the distal end of film 131 and the second valve film 132.The length of the non-return film 133 is set to 131 He of the first valve film The second valve film 132 it is described the distance between proximally and distally.

The proximal edge of the proximal edge and the non-return film 133 of the first valve film 131 and the second valve film 132 is described Adjoin at gas fill port.Further, the non-return film 133 is heat-sealed or is bonded at 132 proximal edge of the second valve film.

The non-return passage 135 is formed between the non-return film 133 and the second valve film 132, wherein the non-return Channel 135 has an open end and a closed end, and the open end is towards the air column chamber 111, and the closed end is to described Gas fill port.Gas stream when being inflated by the filling channel 134 to the air column chamber 111, in the filling channel 134 To opposite with the air flow direction in the non-return passage 135.Air will not enter the non-return passage 135 at this time.In the same manner, exist When the gas is revealed from the non-return passage 135, air enter the non-return passage 135 supplement air pressure further seal described in Filling channel 134, to prevent 135 gas leakage of non-return passage.

It is noted that before the gas is revealed from the nearly open end of the filling channel 134, it can be logical from the inflation The remote open end in road 134 flows to the remote open end of the non-return passage 135, to avoid gas leakage to the gas fill port. Further, the non-return film 133 and the first valve film 131 are logical to seal the inflation since surface tension is close together Road 134.

The check-valves further includes a gas barrier line 137, and the gas barrier line 137 is arranged on the first valve film 131 and the second valve film 132 the remote end part, it is logical to prevent the air in the inflatable chamber from directly returning to the inflation Road 134.Correspondingly, the gas barrier line 137 is hot-sealing line, by the first valve film 131 and the second valve film 132 Far-end sealing, wherein there is the gas barrier line 137 a non-smooth barrier face to fill by described such as convex-shaped or V-shaped face The remote exploitation end in gas channel 134 is arranged together.

The non-return passage 135 is filled by air, generates supplement air pressure in the non-return passage 135 described in this way with further close Seal the filling channel 134.Particularly, the filling channel 134 between the first valve film 131 and the non-return film 133 The remote open end sealed.More specifically, the supplement air pressure in the non-return passage 135 is higher, the non-return film 133 Sealing effect is better.In other words, when air reveals the air pressure to reduce the inflatable chamber from the inflatable chamber, air enters The non-return passage 135 is to improve the air pressure of the non-return passage 135.Therefore, the total gas pressure of the inflation pressure, i.e., the described inflation The sum of chamber and the air pressure of the non-return passage 135 remain unchanged.In this way, entering the non-return passage 135 from the inflatable chamber Air can enter the sealing effect for reinforcing the filling channel 134.

Fig. 8 C is another air column cross-sectional view in the first preferred embodiment of the utility model inflating buffer pad, as schemed institute Show that the check-valves 13 includes one first valve film 131, one second valve film 132, a refractory layer 136 and a non-return film 133 '.It is described First valve film 131 is superimposed with each other with the second valve film 133 ', and is arranged on the first gas chamber layer 101 and second gas Between room floor 102, the non-return film 133 ' is arranged on 132 lower curtate of the second valve film, and the refractory layer 136 is arranged on institute It states between the first valve film 131 and the second valve film 132.

Fig. 6 is the second preferred embodiment inflating buffer pad unaerated state gas plate plane schematic diagram of the utility model, Fig. 7 It is described as shown in the figure to fill for the utility model the second preferred embodiment inflating buffer pad inflation state schematic perspective view Gas cushion includes clamping wall a 21a, an an object placing cavity 23a and a buffer wall 22a and elastic portion 24a.The buffer wall 22a The clamping wall 21a, the clamping wall 21a and the buffer wall 22a are connected with a predetermined angle, and with the buffer wall 22a surrounds the object placing cavity 23a jointly.The buffer wall 22a and the side the clamping wall 21a form the elastic portion 24a.? In the present embodiment, the clamping wall 21a, the buffer wall 22a of the inflating buffer pad and the object placing cavity 23a structure one It causes, is not repeated herein.

Further, the elastic portion 24a includes an an elastic portion side wall 243a and elastic buffer wall 244a, the elasticity Portion side wall 243a extends from the clamping wall 21a, and the elastic buffer wall 244a extends from the buffer wall 22a.In general, The gas piece 10a folds to form the elastic portion side wall 243a and elastic buffer wall 244a and the clamping wall 21a and institute State clamping wall 21a.The first clamping wall 21a and the second clamping wall 21a has a connecting line 25a in a side, described Connecting line 25a is away from the first clamping wall 21a and described second clamping wall 21a a side a distance.Further, the company It is the elastic portion 24a between wiring 25a and the side.

The inflating buffer pad further includes elastic portion 24a inner cavity 242a, the elastic portion 24a inner cavity 242a by the bullet The property portion side wall 243a and elastic buffer wall 244a is surrounded.The connecting line 25a be arranged on the first clamping wall 21a and It, will be on the inside of the first clamping wall 21a and the second clamping wall 21a by adhesive means on the inside of the second clamping wall 21a At the connecting line 25a be bonded, thus the bonding wire by the first clamping wall 21a and the second clamping wall 21a it Between cavity be separated into the object placing cavity 23a and elastic portion 24a inner cavity 242a.In use, by flat-type article It is inserted on the object placing cavity 23a, and the plate is protected by the first clamping wall 21a and the second clamping wall 21a package Class article.

Further, it is connected with the second clamping wall 21a by the connecting line 25a due to the first clamping wall 21a, The first clamping wall 21a described in harvest to the inflating buffer pad and relief width between the lower part the second clamping wall 21a, Gap is narrow between top, and one end where buffer wall 22a described herein is set as lower end.So that the inflating buffer pad Section approximate trapezoid, the design of the trapezoid cross section allow the inflating buffer pad bottom preferably to fill the packaging Case guarantees that the inflating buffer pad is relatively stable after being placed in the packing case.The inflating buffer pad is in flat-type article quilt After merging, the flat-type article will increase the thickness on the inflating buffer pad top, thus the reserved elasticity in relatively narrow upper end The thickness of spatial adaptation difference flat-type article, is mounted to the article successfully in the packing case.

The elastic portion 24a includes that at least elastic portion air column a 241a, the elastic portion air column 241a includes an at least bullet A property portion 24a top gas shell of column 2411a and elastic portion side air column section 2412a.The elastic portion 24a top gas shell of column 2411a and described Elastic portion side air column section 2412a connection.The elastic portion 24a top gas shell of column 2411a includes a long air column, and one loses heart column 2414a The side elastic portion 24a air column is separated into the long air column with an oblique hot-sealing line 2415a, the oblique hot-sealing line 2415a With the column 2414a that loses heart.The oblique hot-sealing line 2415a is arranged on the top of the elastic portion side wall 243a, and described Oblique hot-sealing line 2415a extends from the oblique lower section in the top the connecting line 25a, so that the column 2414a that loses heart is close to described Elastic portion 24a side edge director's degree is larger and the column 2414a length of losing heart far from the edge the elastic portion 24a is smaller.With When the inflating buffer pad buffer articles, the column 2414a that loses heart because the direction of the oblique hot-sealing line 2415a is pressed down against, To adapt to the packing cases of different conditions, the inflating buffer pad is also allow easily to be placed into the packing case, and with The packing case corner fitting.

Further, the elastic portion buffer wall 22a has the elastic portion 24a top gas shell of column 2411a, in order to enhance The bending ability of elastic portion 24a is stated, the elastic portion 24a top gas shell of column 2411a is selected as the small-sized air column of Diameter Gradual Change reduction, leads to Normal, the air column in the difference according to its specific size of the small-sized air column, with the elastic portion side air column section 2412a Corresponding quantity is different, multiple small-sized air columns be connected with a side the elastic portion 24a section air column it is corresponding, because of the bullet Property portion 24a top gas shell of column 2411a air column diameter is smaller, and its diameter with its position it is close to the side the elastic portion 24a And successively decrease, the bending ability of the elastic portion 24a can be reinforced using the shielding wire between it, so as to by compressive deformation with More adapt to different spatial shapes.

It should be understood by those skilled in the art that foregoing description and the embodiments of the present invention shown in the drawings 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 function of the utility model Energy and structural principle show and illustrate in embodiment, under without departing from the principle, the embodiments of the present invention Can there are any deformation or modification.

Claims

1. an inflating buffer pad, for packing a flat-type article characterized by comprising

One gas piece, the gas piece include multiple air columns, and the multiple air column is bent to form two clamping walls and one of integrally connected Buffer wall, two clamping wall are turned down from the gas piece to two sides from the buffer wall respectively and are formed, the buffer wall connection The clamping wall, and the gas piece further includes a connecting line, and two clamping wall is connected by the connecting line, thus described Buffer wall and two clamping wall form an object placing cavity, and the object placing cavity has one end opening and a side mouth, institute State the corner that object placing cavity is suitable for accommodating the flat-type article.

2. inflating buffer pad as described in claim 1, wherein the inflating buffer pad further comprises an elastic portion, the bullet Property portion is formed in an outboard end of the buffer wall Yu the clamping wall.

3. inflating buffer pad as claimed in claim 2, wherein the elastic portion is formed in the outside of the connecting line.

4. inflating buffer pad as claimed in claim 2, wherein the elastic portion includes an elastic portion side wall and an elastic buffer Wall, the elastic portion side wall integrally extend from the clamping wall, and the elastic buffer wall integrally extends from the buffer wall.

5. inflating buffer pad as claimed in claim 4, wherein the inflating buffer pad includes an at least elastic portion air column, it is described Elastic portion air column forms the inflating buffer pad, and the elastic portion air column includes at least an elastic portion top gas shell of column and an elastic portion Side air column section, the elastic portion top gas shell of column are connected to the elastic portion side air column section.

6. inflating buffer pad as claimed in claim 5, wherein the elastic portion side air column section includes a long air column, one loses heart column With an oblique hot-sealing line, elastic portion side air column is separated into the long air column and the column of losing heart by the oblique hot-sealing line.

7. inflating buffer pad as claimed in claim 5, wherein the air column aeration quantity of the elastic portion top gas shell of column passes through The heat-sealing at least one heat-sealing region reduces its aeration quantity, to make that the inflating buffer pad is facilitated to be placed in a packing case.

8. inflating buffer pad as claimed in claim 5, wherein the air column diameter of the elastic portion top gas shell of column is less than etc. In the half of the elastic portion side air column section air column.

9. inflating buffer pad as claimed in claim 5, wherein the air column diameter of the elastic portion top gas shell of column is described in To the elastic portion edge by successively decreasing in elastic portion.

10. the inflating buffer pad as described in any in claim 1 to 9, wherein the inflating buffer pad includes an evacuation area, institute It states evacuation area and is symmetrically disposed on the clamping wall and buffer wall bending junction, for positioning the flat-type article The corner.

11. inflating buffer pad as claimed in claim 10 by heat-sealing skill or glues wherein the evacuation area is a bonding zone The multiple gas chamber layers for forming an air column or adjacent air column are mutually bonded by catcher section.

12. the inflating buffer pad as described in any in claim 1 to 9, wherein the gas piece includes multilayer gas chamber layer, through heat Envelope forms the multiple air column, and the gas piece further includes a check-valves, is formed by multilayer valve film, in the multiple Air column inflation, and gas leakage can be automatically prevented from after inflating.