CN101220879A - Air valve and air sealing body with the same - Google Patents
Air valve and air sealing body with the same Download PDFInfo
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- CN101220879A CN101220879A CNA2007100000976A CN200710000097A CN101220879A CN 101220879 A CN101220879 A CN 101220879A CN A2007100000976 A CNA2007100000976 A CN A2007100000976A CN 200710000097 A CN200710000097 A CN 200710000097A CN 101220879 A CN101220879 A CN 101220879A
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- stopping valve
- heat
- gas channel
- sealing body
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- 238000003825 pressing Methods 0.000 description 4
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Abstract
The invention provides an air valve and an air sealing body provided with the air valve. The air valve comprises two internal films which are superposed up and down, at least one air inlet, at least one gas passage and at least one cutting opening; the air inlet is formed at the position which is not completely bonded at the circumference of one edge of the two internal films; the circumferences of the rest three edges of the internal films are bonded; one end of the gas passage is connected with the air inlet and formed between the two internal films; the cutting opening is arranged on the internal film beside the air passage. The air sealing body of the invention comprises two external films which are superposed up and down and at least one sealing air chamber which is formed by the external films; the air valve is arranged on the air chamber. The invention can prevent the leakage of the gas in the air chamber after inflation, and realizes extremely fine air-lock effect; furthermore, all air chambers can be inflated at the same time; the air sealing body with the air valve of the invention has the advantages of simple structure, convenient manufacture, and reducing production operation flow and manufacture cost.
Description
Technical field
The present invention relates to a kind of air-stopping valve and have the air sealing body of this air-stopping valve, relate in particular to and a kind ofly cut the cellular type air-stopping valve and have the air sealing body that this cuts the cellular type air-stopping valve.
Background technique
The mode that is used for the buffering package article in the prior art, how on a plastic sheet, to dash forward and establish a plurality of protruding ballonets, this plastic diaphragm is coated on the article periphery and reaches the shock-absorbing buffer function, but the damping capaicty of ballonet is limited, just can't reach the effect that cushions shock-absorbing for bigger vibrations or impact load, therefore occurring a kind of is the made gas packing bag of material with the resin film.
See also Figure 1A to Fig. 1 C, gas packing bag A10 is provided with suction port A11, connect suction port A11 and be provided with intake duct A12, and intake duct A12 both sides connect a plurality of air chamber A13 respectively, each air chamber A13 is equipped with by upper air valve film A141, the air valve A14 that lower air valve film A142 is formed, after the extraneous gas of suction port A11 charges into air chamber A13 via intake duct A12, gas packing bag A10 is inflatable and as padded coaming just, for example: No. 4850912 patent of the U.S. " seal container (for sealingly containing a fluid) that contains fluid ", No. 5261466 patent of the U.S. method (Process forcontinuously filling fluid into a plurality of closed bags) of a plurality of sealing package fill fluids " constantly to ", real the opening of No. 5427830 patent of the U.S. " continuous; the plastic cement wrapper of expansion (Continuous, inflatable plastic wrapping material) " and Japan equalled 5-95851 patent " fluid sealing package ".Yet this gas packing bag A10 need be provided with a plurality of air valve A14, could inflate a plurality of air chamber A13, and being provided with of a plurality of air valve A14 can increase manufacturing operation flow process and manufacture cost significantly.Moreover said structure can make the inflation near the air chamber A13 of suction port A11 elder generation, then than trickle charge gas or inflation poor effect, causes the gas packing bag A10 cushioning effect after the inflation not good away from the air chamber A13 of suction port A11.
Hence one can see that, how to improve the structure of gas packing bag and air valve thereof, and then reduce the manufacturing operation flow process and reduce manufacture cost, is the problem that the anxious desire of those skilled in the art solves.
Summary of the invention
For overcoming the defective of prior art, first purpose of the present invention provides a kind of air-stopping valve of cutting the hole that has.
Another object of the present invention provides a kind of air sealing body of cutting the cellular type air-stopping valve that has.
For achieving the above object, the invention provides a kind of air-stopping valve, be used to be installed in air sealing body, this air-stopping valve comprises: two superimposed up and down inner membrances, at least one air intake, at least one gas channel, all holes at least; At two inner membrances on one side incomplete bonded place of periphery wherein, be formed with above-mentioned air intake; Its excess-three limit periphery of inner membrance is all bonded; Described gas channel one end is connected with air intake and is formed between two inner membrances; Cut on the inner membrance that the hole is located at the gas channel side.
The dual-side of described gas channel is heat-sealing curves two symmetries, sealing two inner membrances, and gas channel is formed by top wide and following narrow; Be coated with heat-resistant material in described two inner membrances, it rises and opens in described air intake place and wide of being positioned at gas channel; Describedly cut the one or both sides that the hole is formed on a slice inner membrance and is positioned at gas channel; Or cut the one or both sides that the hole is run through two inner membrances simultaneously and is positioned at gas channel.
The one or both sides that the hole is formed on the narrow portion of gas channel are describedly cut in described seam or hole of cutting Kong Weichang 0.5cm.
Also be provided with at least one on the described gas channel by sealing the branch airway that line forms, in order to connect described gas channel and to cut the hole.
The heat-resistant material of described two inner membrances and Qi Nei has extended upward a bit of length simultaneously.
Described two inner membrances have extended upward a segment length simultaneously, and the top periphery of this extension is bondd fully; Described heat-resistant material has also extended upward a bit of length simultaneously, and is shorter than the length that inner membrance extends.
Described heat-resistant material be shaped as strip, ellipticity or T shape wide at the top and narrow at the bottom.
The present invention also provides a kind of air sealing body that has air-stopping valve, is used for connection with wrapping of piece in it, and this air sealing body comprises two superimposed up and down adventitias and at least one sealed air chamber that is formed by this adventitia; On the described air chamber air-stopping valve is installed; Described each air-stopping valve comprises: two superimposed up and down inner membrances, at least one air intake, at least one gas channel, all holes at least; The wherein incomplete bonded place of periphery on one side at two inner membrances is formed with above-mentioned air intake; Its excess-three limit periphery of inner membrance is all bonded; Described gas channel one end is connected with air intake and is formed between two inner membrances; Cut on the inner membrance that the hole is located at the gas channel side.
The dual-side of described gas channel is heat-sealing curves two symmetries, sealing two inner membrances, and gas channel is formed by top wide and following narrow; Be coated with heat-resistant material in described two inner membrances, it rises and opens in described air intake place and wide of being positioned at gas channel; Describedly cut the one or both sides that the hole is formed on a slice inner membrance and is positioned at gas channel; Or cut the one or both sides that the hole is run through two inner membrances simultaneously and is positioned at gas channel.
The one or both sides that the hole is formed on the narrow portion of gas channel are describedly cut in described seam or hole of cutting Kong Weichang 0.5cm.
Also be provided with at least one on the described gas channel by sealing the branch airway that line forms, in order to connect described gas channel and to cut the hole.
The heat-resistant material of described two inner membrances and Qi Nei has extended upward a bit of length simultaneously.
Described two inner membrances have extended upward a segment length simultaneously, and the top periphery of this extension is bondd fully; Described heat-resistant material has also extended upward a bit of length simultaneously, and is shorter than the length that inner membrance extends.
Described heat-resistant material be shaped as strip, ellipticity or T shape wide at the top and narrow at the bottom.
Described air sealing body only has an air chamber, and described air-stopping valve is installed between two adventitias of air sealing body, and the end small part ground that has air intake of air-stopping valve exposes outside air sealing body.
Air sealing body comprises a plurality of air chambers, separates with the heat-sealing line between each air chamber, forms two spaces that do not communicate of size in each air chamber: below large space and the little space, top that forms filling channel; Two inner membrances of described air-stopping valve and the heat-resistant material of Qi Nei have extended upward a bit of length simultaneously, are positioned at described filling channel by inner membrance and the extended part of heat-resistant material, and the remaining part of air-stopping valve is positioned at the below large space; The air intake that is formed by heat-resistant material is positioned at filling channel; Each filling channel of air chamber communicates with each other by an air flue, and air flue is provided with an inflation inlet.
Described air sealing body comprises a plurality of air chambers, separates with the heat-sealing line between each air chamber, forms two spaces that do not communicate of size in each air chamber: the little space of top and below large space; Two inner membrances of described air-stopping valve have extended upward a segment length simultaneously, and the top periphery of extension bonds fully; Heat-resistant material also extends upward, but shorter than the length of inner membrance extension; The above-mentioned extension of the inner membrance of air-stopping valve and heat-resistant material is positioned at little space, and remaining part is positioned at large space; The extended top of inner membrance periphery is bonded in the top periphery of air sealing body fully, and the extension of inner membrance forms filling channel, and the air intake that is formed by heat-resistant material is positioned at this filling channel; Each filling channel communicates with each other by an air flue, and air flue is provided with an inflation inlet.
Described air sealing body comprises a plurality of air chambers, separates with the heat-sealing line between each air chamber; Two inner membrances of described air-stopping valve have extended upward a segment length simultaneously, and the top periphery of extension bonds fully; Heat-resistant material also extends upward, but shorter than the length of inner membrance extension; The top periphery of inner membrance extension is bonded in the top periphery of two adventitias of air sealing body fully; The extension of inner membrance forms filling channel; The filling channel of each air-stopping valve communicates with each other by an air flue, and air flue is provided with an inflation inlet.
Described air sealing body comprises a plurality of air chambers, separates with the heat-sealing line between each air chamber, and each air chamber of air sealing body comprises two atmospheric air chamber and middle little air chambers up and down, stingy indoor formation filling channel; Each air chamber is equipped with up and down two air-stopping valves, and two inner membrances of each air-stopping valve and the heat-resistant material of Qi Nei have extended upward a bit of length simultaneously; Two air-stopping valves are installed between atmospheric air chamber and the filling channel respectively, reach between following atmospheric air chamber and the filling channel; And the extension of the inner membrance of two air-stopping valves and heat-resistant material divides and all to be positioned at filling channel up and down, and the remaining part of air-stopping valve lays respectively at two up and down in the atmospheric air chamber; Each filling channel communicates with each other by an air flue, and air flue is provided with an inflation inlet; Outside described filling channel, draw a cutting line is arranged.
In the present invention, behind the air chamber inflation, because of the air pressure of air chamber inside greater than external pressure, so the hole is cut in the internal gas compressing, and and then oppress two inner membrances make its compressive deformation produce bending and closely pressing on adventitia, perhaps two inner membrance pressurizeds bendings and not riding on the adventitia, thus, gas channel is closed, and the gas in the air chamber is not leaked to realize the effect of lock gas.In addition, the width on gas channel of the present invention top is greater than the width of its underpart, gas channel gas inside pressure is greater than the gas pressure of passage both sides, be difficult for overflowing so make extraneous gas enter air intake easily, when the air chamber internal pressure increases, compress two heat-sealing curves of gas channel and the effect that realizes locking gas.In addition, during inflation, it is consistent that air pressure in each gas channel can reach, can not take place to inflate the situation that poor effect maybe can't be inflated away from the air chamber of inflation inlet near the first inflation of the air chamber of inflation inlet, said structure of the present invention can make each air chamber inflate simultaneously, the working efficiency when having improved inflation greatly.The air sealing body that has an air-stopping valve of the present invention is simple in structure, easy to make, and then reduces the manufacturing operation flow process and reduce manufacture cost.
Description of drawings
Figure 1A is a kind of schematic representation of gas packing bag before inflation of prior art;
Figure 1B is the sectional drawing of gas packing bag after inflation of prior art;
Fig. 1 C is the another kind of schematic representation of gas packing bag before inflation in the prior art;
Fig. 2 is the schematic appearance of the air-stopping valve of the embodiment of the invention 1;
Fig. 3 is for having the planimetric map of air sealing body before inflation of air-stopping valve among the embodiment 1;
Fig. 4 A, Fig. 4 B are the sectional drawing of air sealing body after inflation among Fig. 3;
Fig. 5 is the planimetric map of the air sealing body that has air-stopping valve before inflation of the embodiment of the invention 2;
Fig. 6 is the planimetric map of air-stopping valve before inflation of the embodiment of the invention 3;
Fig. 7 is the planimetric map of the air sealing body that has air-stopping valve before inflation of the embodiment of the invention 4;
Fig. 8 A, Fig. 8 B are the sectional drawing of air sealing body shown in Figure 7 after inflation;
Fig. 9 is the planimetric map of the air sealing body that has air-stopping valve before inflation of the embodiment of the invention 5;
Figure 10 is the planimetric map of the air sealing body that has air-stopping valve before inflation of the embodiment of the invention 6;
Figure 11 A, Figure 11 B are the sectional drawing of air sealing body after inflation shown in Figure 10;
Figure 12 is the planimetric map of the air sealing body that has air-stopping valve before inflation of the embodiment of the invention 7;
Figure 13 A, Figure 13 B are the sectional drawing of air sealing body shown in Figure 12 after inflation;
Figure 14 is the schematic representation of the air sealing body that has air-stopping valve before inflation of the embodiment of the invention 8.
Embodiment
Embodiment 1:
Fig. 2, Fig. 3, Fig. 4 A and Fig. 4 B are depicted as embodiments of the invention 1.Air-stopping valve of the present invention wherein shown in Figure 2 comprises: two inner membrance 1a and 1b, heat-resistant material 1c, air intake 2e, gas channels 5, cut hole 8.
Described two inner membrance 1a and 1b are superimposed up and down, be coated with heat-resistant material 1c in it, this heat-resistant material 1c works top and the downward certain-length that extends that opens in inner membrance, by for example printing heat-resistant adhesive or printing ink with printing type, heat-resistant material 1c is bonded on two inner membrance 1a or the 1b through heat-sealable way.This heat-resistant material be shaped as strip, ellipticity or T shape wide at the top and narrow at the bottom.
The periphery on inner membrance 1a and 1b four limits is bondd with heat-sealable way, form heat- sealing line 3a, 3b, 3c, 3d, wherein seal line 3a, 3b, 3c is the heat-sealing line of complete closed, and heat-sealing line 3d is not bonding to the top periphery of two inner membrances fully, because the existence of heat-resistant material 1c, so be formed with an air intake 2e in the inner membrance upper end.Also promptly, the peripheral region two inner membrance tops has heat-resistant material 1c place non-caked, and heat-resisting-material-free 1c place just bonds.When charge operation, heat-resistant material 1c can be used as the valve that gas enters.
As shown in Figure 2, gas channel 5 can be used as the passage of extraneous gas circulation, it is formed between two inner membrance 1a and the 1b, the upper end of gas channel is connected with air intake 2e, dual-side is made of the heat-sealing line of two inner membrances of sealing, and for example, the dual-side of gas channel is two curves of symmetry, gas channel is formed by top wide and following narrow, and described heat-resistant material is positioned at this wide.
Cut hole 8 and can be formed on a slice inner membrance, and be positioned at the one or both sides of gas channel; Cut hole 8 and also can run through two inner membrances simultaneously, and be positioned at the one or both sides of gas channel.Cutting hole 8 can be that inner membrance is torn formed seam, also can be with the sharp object formed perforation of inner membrance of giving a farfetched interpretation.The length of cutting hole 8 is preferably 0.5cm.Cut the one or both sides of the optimum seeking site in hole 8 in the narrow portion of gas channel.
As shown in Figure 3, the air sealing body 30 of present embodiment is used for connection with wrapping of piece, it comprise periphery be heat-sealed bonding, up and down superimposed two adventitia 2a and 2b, and at the inner air chambers 40 that form of these two adventitias.Above-mentioned air-stopping valve is installed between two adventitias of this air sealing body 30, and the end small part ground that has air intake 2e of air-stopping valve exposes outside air sealing body 30.
When inflation in air chamber 40, as Fig. 4 A, the two inner membrance 1a and the 1b of air-stopping valve all are pulled outwardly out, thereby the air intake 2e of air-stopping valve is opened, and make extraneous gas enter gas channel 5 via air intake 2e.Wherein Yi Bufen extraneous gas flow to the left side of gas channel 5, flows into air chambers 40 via the hole 8 of cutting in left side, and another extraneous gas partly flow to the right side of gas channel 5, flows into air chambers 40 via the hole 8 of cutting on right side, makes air chamber 40 inflations thus.
Shown in Fig. 4 B, behind air chamber 40 inflations, because of the air pressure of air chamber 40 inside greater than external pressure, so hole 8 is cut in the internal gas compressing, and and then oppress two inner membrance 1a and 1b make its compressive deformation produce bending and closely pressing on adventitia 2a or 2b, perhaps two inner membrance pressurizeds bendings and not riding on adventitia 2a or the 2b.Thus, gas channel 5 is closed, and the gas in the air chamber 40 is not leaked to realize the effect of lock gas.
In the present embodiment, width because of gas channel 5 tops, promptly the width that links to each other with air intake 2e is greater than the width of bottom, gas channel 5 gas inside pressure are greater than the gas pressure of passage both sides, be difficult for overflowing so make extraneous gas enter air intake 2e easily, when air chamber 40 internal pressures increased, the two heat-sealing curves that compress gas channel 5 were to realize the effect of lock gas.
In addition, gas channel 5 is not limited to shape shown in Figure 2, can also be multiple spot shape, two arcuation or straight line shape.
Embodiment 2:
As shown in Figure 5, the difference of the air-stopping valve of present embodiment 2 and embodiment's 1 (see figure 2) is that the gas channel 5 of present embodiment 2 is long and comprise a plurality of branch airway 6, cuts the end that hole 8 is positioned at branch airway, so branch airway 6 is in order to connect gas channel 5 and to cut hole 8.Branch airway forms for make two inner membrances bonding with heat-sealable way.
During inflation, the two inner membrance 1a and the 1b of air-stopping valve all are pulled outwardly out, thereby 2e opens with air intake, make extraneous gas enter gas channel 5 via air intake 2e, and along gas channel 5 and each branch airway 6 thereof, respectively cut hole 8 and flow in the air chamber 40 of air sealing body, make air chamber 40 inflations.
Embodiment 3:
As shown in Figure 6, present embodiment 3 is with the difference of the foregoing description 1, the air-stopping valve of present embodiment 3 comprises a plurality of laterally evenly distributed gas channels 5, and the upper end of each gas channel 5 all is connected with air intake 2e, and the side of each gas channel 5 is laid with a plurality of holes 8 of cutting.
Heat-sealing line 3d fully with the periphery bonding of two inner membrance tops, does not have heat-resistant material 1c place non-caked, and heat-resisting-material-free 1c place just bonds.
Embodiment 4:
Shown in Fig. 7, Fig. 8 A, Fig. 8 B, the air sealing body of present embodiment by up and down superimposed two adventitia 2a and 2b, and adventitia in a plurality of air chambers 40 of forming forms, the periphery of two adventitias is heat-sealed mode and bonds, 40 of each air chambers are separated to seal line.Be formed with two spaces that do not communicate of size in each air chamber 40: the little space B in top of the large space A of below and formation filling channel 3.Between filling channel 3 and large space A, be provided with an air-stopping valve.
Shown in Fig. 8 A, the air-stopping valve of present embodiment is exactly on the basis of embodiment 1 air-stopping valve, with two inner membrance 1a and 1b, and heat-resistant material 1c extend upward a bit of length simultaneously again.Be positioned at the filling channel 3 of air sealing body by inner membrance and the extended part of heat-resistant material, the remaining part of air-stopping valve is positioned at large space A.The air intake 2e that is formed by heat-resistant material 1c is positioned at filling channel 3.Each filling channel 3 communicates with each other by an air flue, and air flue is provided with an inflation inlet 31, as shown in Figure 7.
During inflation, extraneous gas enters inflation inlet 31, and each filling channel 3 is expanded, and inner membrance 1a and 1b all are pulled outwardly out, thereby each air intake 2e is opened, make extraneous gas enter each gas channel 5 via each air intake 2e, afterwards, wherein Yi Bufen extraneous gas flow to the left side of gas channel 5, the hole 8 of cutting via the left side flows into air chamber 40, another extraneous gas partly flow to the right side of gas channel 5, flows into air chambers 40 via the hole 8 of cutting on right side, makes each air chamber 40 equal inflation thus.
Shown in Fig. 4 B, behind the large space A inflation, its inner air pressure is greater than external pressure, and also closely pressing is on adventitia 2a or 2b so make two inner membrance 1a and 1b compressive deformation produce bending, and perhaps inner membrance only produces bending and do not ride on adventitia 2a or the 2b.Thus, each gas channel 5 and each large space A are closed, and the gas in each large space A can not leaked to realize the effect of lock gas.
Owing to each gas channel 5 interior air pressure can reach consistent, so when inflation, can not take place to inflate the situation that poor effect maybe can't be inflated away from the air chamber of inflation inlet 31 near the first inflation of the air chamber of inflation inlet 31.So said structure of the present invention can make each air chamber inflate simultaneously, has improved aeration speed.
Embodiment 5:
Be illustrated in figure 9 as embodiments of the invention 5, the difference of itself and the foregoing description 4 is: the gas channel 5 on the air-stopping valve of present embodiment 5 is long and comprise a plurality of branch airway 6, and cut the end that hole 8 is located at each branch airway, branch airway 6 is in order to connect gas channel 5 and to cut hole 8.
During inflation, the extraneous gas that enters inflation inlet 31 makes filling channel 3 expand earlier, two inner membrance 1a and 1b all are pulled outwardly out, thereby each air intake 2e is opened, make extraneous gas enter each gas channel 5 via air intake 2e, and flowing to each branch airway 6 respectively along each gas channel 5, the hole 8 of cutting via branch airway 6 ends flows into each air chamber 40 again, makes each air chamber 40 inflation.The said structure of present embodiment can make each air chamber 40 inflate simultaneously, has improved aeration speed.
Embodiment 6:
Shown in Figure 10, Figure 11 A, Figure 11 B, the air sealing body of present embodiment by up and down superimposed two adventitia 2a and 2b, and adventitia in a plurality of air chambers 40 of forming forms, the periphery of adventitia is heat-sealed mode and bonds, 40 of each air chambers are separated to seal line.Form two spaces that do not communicate of size in each air chamber 40: the little space B of top and below large space A.Between little space B and large space A, be provided with an air-stopping valve.
The air-stopping valve of present embodiment is exactly on the basis of embodiment 1 air-stopping valve, after two inner membrance 1a and 1b extended upward a segment length simultaneously, again with the complete heat-seal bond of top periphery of extension, and heat-resistant material 1c also extends upward a bit of length, but the length of extending than inner membrance is short.The above-mentioned extension of inner membrance and heat-resistant material is positioned at little space B, and the remaining part of air-stopping valve is positioned at large space A.And the extended top of inner membrance periphery is bonded in the top periphery of air sealing body fully, makes the extension of inner membrance form filling channel 3 thus, and the air intake 2e that is formed by heat-resistant material 1c is positioned at this filling channel 3.Each filling channel 3 communicates with each other by an air flue, and air flue is provided with an inflation inlet 31, as shown in figure 10.
Shown in Figure 11 A, during inflation, extraneous gas enters inflation inlet 31, filling channel 3 is expanded, inner membrance 1a and 1b all are pulled outwardly out, thereby each air intake 2e is opened, make extraneous gas enter each gas channel 5 via each air intake 2e, afterwards, wherein Yi Bufen extraneous gas flow to the left side of gas channel 5, flows into large space A via the hole 8 of cutting in left side, and another extraneous gas partly flow to the right side of gas channel 5, the hole 8 of cutting via the right side flows into large space A, makes the equal inflation of each large space A thus.
Shown in Figure 11 B, behind the large space A inflation, its inner air pressure is greater than external pressure, and also closely pressing is on adventitia 2a or 2b so make two inner membrance 1a and 1b compressive deformation produce bending, and perhaps inner membrance only produces bending and do not ride on adventitia 2a or the 2b.Thus, each gas channel 5 is closed, and the gas in each large space A can not leaked to realize the effect of lock gas.
Said structure of the present invention can make each air chamber 40 inflate simultaneously, has improved aeration speed.
In addition, the air-stopping valve of present embodiment 6 can also be formed with at least one branch airway 6 as shown in Figure 9 on gas channel 5.
Embodiment 7:
Shown in Figure 12, Figure 13 A and Figure 13 B, the air sealing body of present embodiment by up and down superimposed two adventitia 2a and 2b, and adventitia in a plurality of air chambers 40 of forming forms, the periphery of adventitia is heat-sealed mode and bonds, 40 of each air chambers are separated to seal line.
On each air chamber 40 of present embodiment 7 air-stopping valve is installed all, the structure of this air-stopping valve and embodiment's 6 air-stopping valve is identical.The top periphery of two inner membrance extensions of the air-stopping valve of present embodiment 7 is bonded in the top periphery of two adventitias of air sealing body 30 fully.Thus, air-stopping valve is suspended in the air sealing body 30.The extension of two inner membrances of air-stopping valve has formed filling channel 3, and each filling channel 3 communicates with each other by an air flue, and air flue is provided with an inflation inlet 31.
As shown in FIG. 13A, during inflation, the extraneous gas that enters inflation inlet 31 expands filling channel 3, inner membrance 1a and 1b outwards drawn back and open air intake 2e, make extraneous gas enter gas channel 5 via air intake 2e after, wherein Yi Bufen extraneous gas flow to the left side of gas channel 5, the hole 8 of cutting via the left side flows into air chamber 40, another extraneous gas partly flow to the right side of gas channel 5, flows into air chambers 40 via the hole 8 of cutting on right side, makes air chamber 40 inflations.
Behind air chamber 40 inflations, shown in Figure 13 B, the air pressure inside of air chamber 40 is greater than external pressure, so make two inner membrance 1a and 1b sealing, thereby confining gas passage 5 and filling channel 3, and sealed air chamber 40 do not leak gas in the air chamber and the effect that realizes locking gas.
The dual-side of described gas channel 5 is made of the heat-sealing line of two inner membrances of sealing, for example, the dual-side of gas channel is two curves of symmetry, gas channel is formed by top wide and following narrow, the air pressure of gas channel 5 inside is greater than the air pressure of its both sides, be difficult for to overflow so make extraneous gas enter air intake 2e easily, when air chamber 40 internal pressures increase, can compress the curved portion of gas channel 5 and the effect that realizes locking gas.In addition, gas channel 5 also can be multiple spot shape, two arcuation or straight line shape.
In addition, the air-stopping valve of present embodiment 7 can also be formed with at least one branch airway 6 as shown in Figure 9 on gas channel 5.
Embodiment 8:
Figure 14 shows that embodiments of the invention 8.The air sealing body of present embodiment by up and down superimposed two adventitia 2a and 2b, and adventitia in a plurality of air chambers 40 of forming forms, the periphery of adventitia is heat-sealed mode and bonds, 40 of each air chambers are separated to seal line.
Each air chamber comprises two atmospheric air chamber and middle stingy chamber (not shown) up and down, stingy indoor formation filling channel 3, be similar to shown in Fig. 8 A, two air-stopping valves are installed between atmospheric air chamber and the filling channel 3 respectively, reach between following atmospheric air chamber and the filling channel 3 up and down.Each filling channel 3 communicates with each other by an air flue, and air flue is provided with an inflation inlet 31.
During inflation, the gas of filling channel 3 fills simultaneously.Go into each atmospheric air chamber up and down, play the purpose that shortens inflationtime.
In addition, filling channel 3 outsides can be marked a cutting line 9 in advance, after inflation is finished, can cut out along this cutting line 9, and the atmospheric air chamber at filling channel two ends about in the of 3 is separated, and have improved air chamber output exponentially.Perhaps, after the inflation, stab out a plurality of coherent duck eyes along cutting line 9, the person of being easy to use tears and each air chamber 40 can independently be used along cutting line 9.And, can produce the air sealing body that can independently use in a large number by cutting line 9 is set.
In addition, the air-stopping valve of present embodiment 8 can also be formed with at least one branch airway 6 as shown in Figure 9 on gas channel 5.
Though technology contents of the present invention discloses as above in the mode of preferred embodiment, yet it is not in order to limiting the present invention, anyly is familiar with this operator, not breaking away from the change that spirit of the present invention is done, all contains within the scope of the invention.
Claims (19)
1. an air-stopping valve is used to be installed in air sealing body (30), it is characterized in that this air-stopping valve comprises: superimposed up and down two inner membrances (1a and 1b), at least one air intake (2e), at least one gas channel (5), all holes (8) at least;
At two inner membrances (1a and 1b) on one side incomplete bonded place of periphery wherein, be formed with above-mentioned air intake (2e); Its excess-three limit periphery of inner membrance is all bonded; Described gas channel (5) one ends are connected with air intake (2e) and are formed between two inner membrances; Cut on the inner membrance that hole (8) is located at gas channel (5) side.
2. air-stopping valve as claimed in claim 1 is characterized in that, the dual-side of described gas channel (5) is heat-sealing curves two symmetries, sealing two inner membrances, and gas channel (5) is formed by top wide and following narrow; Be coated with heat-resistant material (1c) in described two inner membrances, it rises to open in described air intake (2e) and locates and be positioned at wide of gas channel (5); Describedly cut the one or both sides that hole (8) is formed on a slice inner membrance and is positioned at gas channel; Or cut the one or both sides that hole (8) is run through two inner membrances simultaneously and is positioned at gas channel.
3. air-stopping valve as claimed in claim 2 is characterized in that, the described hole (8) of cutting is the seam of long 0.5cm or hole, describedly cuts the one or both sides that the hole is formed on the narrow portion of gas channel.
4. air-stopping valve as claimed in claim 1 is characterized in that, also is provided with at least one on the described gas channel (5) by sealing the branch airway (6) that line forms, in order to connect described gas channel and to cut hole (8).
5. air-stopping valve as claimed in claim 1 is characterized in that, described two inner membrances (1a and 1b) and the heat-resistant material (1c) in it have extended upward a bit of length simultaneously.
6. air-stopping valve as claimed in claim 1 is characterized in that, described two inner membrances (1a and 1b) have extended upward a segment length simultaneously, and the top periphery of this extension is bondd fully; Described heat-resistant material (1c) has also extended upward a bit of length simultaneously, and is shorter than the length that inner membrance extends.
7. as claim 2 or 5 or 6 described air-stopping valves, it is characterized in that, described heat-resistant material (1c) be shaped as strip, ellipticity or T shape wide at the top and narrow at the bottom.
8. an air sealing body that has air-stopping valve is used for connection with wrapping of piece in it, and this air sealing body (30) comprises superimposed up and down two adventitias (2a and 2b) and at least one sealed air chamber (40) that is formed by this adventitia; On the described air chamber air-stopping valve is installed; It is characterized in that,
Described each air-stopping valve comprises: superimposed up and down two inner membrances (1a and 1b), at least one air intake (2e), at least one gas channel (5), all holes (8) at least;
The wherein incomplete bonded place of periphery on one side at two inner membrances is formed with above-mentioned air intake (2e); Its excess-three limit periphery of inner membrance is all bonded; Described gas channel (5) one ends are connected with air intake (2e) and are formed between two inner membrances; Cutting hole (8) is located on the inner membrance of gas channel side.
9. the air sealing body that has air-stopping valve as claimed in claim 8 is characterized in that, the dual-side of described gas channel (5) is heat-sealing curves two symmetries, sealing two inner membrances, and gas channel is formed by top wide and following narrow; Be coated with heat-resistant material (1c) in described two inner membrances, it rises and opens in described air intake place and wide of being positioned at gas channel (5); Describedly cut the one or both sides that hole (8) is formed on a slice inner membrance and is positioned at gas channel (5); Or cut the one or both sides that hole (8) is run through two inner membrances simultaneously and is positioned at gas channel.
10. the air sealing body that has air-stopping valve as claimed in claim 9 is characterized in that, the described hole (8) of cutting is the seam of long 0.5cm or hole, describedly cuts the one or both sides that the hole is formed on the narrow portion of gas channel.
11. the air sealing body that has air-stopping valve as claimed in claim 8 is characterized in that, also is provided with at least one on the described gas channel (5) by sealing the branch airway (6) that line forms, in order to connect described gas channel and to cut hole (8).
12. the air sealing body that has air-stopping valve as claimed in claim 8 is characterized in that, described two inner membrances (1a and 1b) and the heat-resistant material (1c) in it have extended upward a bit of length simultaneously.
13. the air sealing body that has air-stopping valve as claimed in claim 8 is characterized in that, described two inner membrances (1a and 1b) have extended upward a segment length simultaneously, and the top periphery of this extension is bondd fully; Described heat-resistant material (1c) has also extended upward a bit of length simultaneously, and is shorter than the length that inner membrance extends.
14. as claim 9 or the 12 or 13 described air sealing bodies that have air-stopping valve, it is characterized in that, described heat-resistant material (1c) be shaped as strip, ellipticity or T shape wide at the top and narrow at the bottom.
15. as claim 8 or the 11 described air sealing bodies that have air-stopping valve, it is characterized in that, described air sealing body only has an air chamber (40), described air-stopping valve is installed between two adventitias of air sealing body, and the end small part ground that has air intake (2e) of air-stopping valve exposes outside air sealing body.
16. as claim 8 or the 11 described air sealing bodies that have air-stopping valve, it is characterized in that, air sealing body comprises a plurality of air chambers (40), separate with the heat-sealing line between each air chamber, form two spaces that do not communicate of size in each air chamber: the little space, top (B) of below large space (A) and formation filling channel (3);
Two inner membrances (1a and 1b) of described air-stopping valve and the heat-resistant material (1c) in it have extended upward a bit of length simultaneously, be positioned at described filling channel (3) by inner membrance and the extended part of heat-resistant material, the remaining part of air-stopping valve is positioned at below large space (A); The air intake (2e) that is formed by heat-resistant material (1c) is positioned at filling channel; Each filling channel of air chamber communicates with each other by an air flue, and air flue is provided with an inflation inlet (31).
17. as claim 8 or the 11 described air sealing bodies that have air-stopping valve, it is characterized in that, air sealing body comprises a plurality of air chambers (40), separates with the heat-sealing line between each air chamber, forms two spaces that do not communicate of size in each air chamber: the little space (B) of top and below large space (A);
Two inner membrances (1a and 1b) of described air-stopping valve have extended upward a segment length simultaneously, and the top periphery of extension bonds fully; Heat-resistant material (1c) also extends upward, but shorter than the length of inner membrance extension; The above-mentioned extension of the inner membrance of air-stopping valve and heat-resistant material is positioned at little space (B), and remaining part is positioned at large space (A); The extended top of inner membrance periphery is bonded in the top periphery of air sealing body fully, and the extension of inner membrance forms filling channel (3), and the air intake (2e) that is formed by heat-resistant material (1c) is positioned at this filling channel; Each filling channel communicates with each other by an air flue, and air flue is provided with an inflation inlet (31).
18. as claim 8 or the 11 described air sealing bodies that have air-stopping valve, it is characterized in that air sealing body comprises a plurality of air chambers (40), separate with the heat-sealing line between each air chamber; Two inner membrances (1a and 1b) of described air-stopping valve have extended upward a segment length simultaneously, and the top periphery of extension bonds fully; Heat-resistant material (1c) also extends upward, but shorter than the length of inner membrance extension;
The top periphery of inner membrance extension is bonded in the top periphery of two adventitias (2a and 2b) of air sealing body fully; The extension of inner membrance forms filling channel (3); The filling channel of each air-stopping valve communicates with each other by an air flue, and air flue is provided with an inflation inlet (31).
19. as claim 8 or the 11 described air sealing bodies that have air-stopping valve, it is characterized in that, air sealing body comprises a plurality of air chambers (40), separate with the heat-sealing line between each air chamber, each air chamber of air sealing body comprises two atmospheric air chamber and middle little air chambers up and down, stingy indoor formation filling channel (3);
Each air chamber is equipped with two air-stopping valves up and down, and two inner membrances (1a and 1b) of each air-stopping valve and the heat-resistant material (1c) in it have extended upward a bit of length simultaneously;
Two air-stopping valves are installed between atmospheric air chamber and the filling channel respectively, reach between following atmospheric air chamber and the filling channel (3); And the extension of the inner membrance of two air-stopping valves and heat-resistant material divides and all to be positioned at filling channel (3) up and down, and the remaining part of air-stopping valve lays respectively at two up and down in the atmospheric air chamber;
Each filling channel (3) communicates with each other by an air flue, and air flue is provided with an inflation inlet (31);
Outside described filling channel (3), draw a cutting line (9) is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200710000097A CN100582536C (en) | 2007-01-09 | 2007-01-09 | Air valve and air sealing body with the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200710000097A CN100582536C (en) | 2007-01-09 | 2007-01-09 | Air valve and air sealing body with the same |
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| Publication Number | Publication Date |
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| CN101220879A true CN101220879A (en) | 2008-07-16 |
| CN100582536C CN100582536C (en) | 2010-01-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN200710000097A Active CN100582536C (en) | 2007-01-09 | 2007-01-09 | Air valve and air sealing body with the same |
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| CN (1) | CN100582536C (en) |
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| CN101746526B (en) * | 2008-12-02 | 2011-10-26 | 苏州亚比斯复合材料有限公司 | Vertical exhaust bag manufacturing method and exhaust bags made thereof |
| CN101837859B (en) * | 2009-03-19 | 2012-05-30 | 苏州亚比斯复合材料有限公司 | Air sealing body capable of automatically opening air inlets and manufacturing method thereof |
| CN102689743A (en) * | 2012-03-06 | 2012-09-26 | 上海艾尔贝包装科技发展有限公司 | Self-adhesive-film check valve and air packaging device |
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| JPH01164142U (en) * | 1987-10-30 | 1989-11-16 |
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| CN101837859B (en) * | 2009-03-19 | 2012-05-30 | 苏州亚比斯复合材料有限公司 | Air sealing body capable of automatically opening air inlets and manufacturing method thereof |
| CN103256408A (en) * | 2012-02-21 | 2013-08-21 | 苏州亚比斯复合材料有限公司 | Nonlinear check valve structure |
| CN103256408B (en) * | 2012-02-21 | 2015-04-29 | 苏州亚比斯复合材料有限公司 | Nonlinear check valve structure |
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| CN102689743A (en) * | 2012-03-06 | 2012-09-26 | 上海艾尔贝包装科技发展有限公司 | Self-adhesive-film check valve and air packaging device |
| CN102689743B (en) * | 2012-03-06 | 2015-08-26 | 上海艾尔贝包装科技发展有限公司 | Self binding film non return valve and air-packing device |
| CN102726989B (en) * | 2012-03-06 | 2016-03-30 | 上海艾尔贝包装科技发展有限公司 | A kind of inflatable packer |
| WO2014131138A1 (en) * | 2013-02-27 | 2014-09-04 | Lv shang-wen | Air stop valve of airtight body |
| CN105328932A (en) * | 2014-08-11 | 2016-02-17 | 林韦廷 | Manufacturing device for air column packing roll materials |
| CN110203465A (en) * | 2019-06-02 | 2019-09-06 | 杭州巨杰包装科技有限公司 | A kind of double air valve film and preparation method thereof |
| WO2021227738A1 (en) * | 2020-05-12 | 2021-11-18 | 重庆新瑞丽包装印务有限公司 | Novel long lasting buffering air column bag |
| CN112628443A (en) * | 2021-02-10 | 2021-04-09 | 重庆市炙热科技发展有限公司 | Valve for simultaneously inflating and exhausting independent multi-airbag sports equipment |
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| CN100582536C (en) | 2010-01-20 |
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Effective date of registration: 20180712 Address after: No. 95, Zhouzhuang Town, Kunshan City, Suzhou, Jiangsu Patentee after: Kunshan environmental protection packing material Co. Ltd. APIs Address before: Taiwan County, Taipei, China New City Road 130, Lane 7, 4 Patentee before: Liao Yaoxin |
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