CN206107961U - Air seal body - Google Patents
Air seal body Download PDFInfo
- Publication number
- CN206107961U CN206107961U CN201620937680.4U CN201620937680U CN206107961U CN 206107961 U CN206107961 U CN 206107961U CN 201620937680 U CN201620937680 U CN 201620937680U CN 206107961 U CN206107961 U CN 206107961U
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- heat
- adventitia
- air
- sealing portion
- gas storage
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Abstract
The utility model relates to an air seal body, including relative first adventitia and the second adventitia that sets up, passageway and a plurality of gas storage unit are inflated to the outer filming of first adventitia and second, each gas storage unit independently with inflate the passageway intercommunication, the gas storage unit has the section of admitting air, in the region of the section of admitting air, still is provided with first inner membrance and second inner membrance between first adventitia and the second adventitia, first intimal internal surface has the heat proof material, have heat -seal portion in the region of the section of admitting air, in the region of heat -seal portion, first inner membrance, second inner membrance and first adventitia heat -seal bond and are in the same place, the width of heat -seal portion increases gradually, and the width minimum of aerifing the one end of passageway is being close to by heat -seal portion. Because the width of heat -seal portion increases gradually, consequently work as the air current measured time in the section of admitting air, the reverse flow rate of air can descend, also is exactly that the air current can be descended the corresponding life who just improves this kind of air seal body to the reverse flow rate who inflates the air current in the passageway by the gas storage unit.
Description
Technical field
This utility model is related to a kind of air seal body, is to be related to a kind of can use with cushioning effect specifically
In the air seal body of packaging material.
Background technology
In order to ensure that article will not be damaged in transportation because of colliding, falling, typically all can be in article
Surrounding fills padded coaming to absorb the vibrations in the external world.It is different from the materials such as existing foam, cardboard and Poly Foam, bubble bags tool
Have the advantages that protected effect is good, be easy to use.
Such as the Chinese invention patent application and Application No. of Application No. CN200810180769.0
The Chinese utility model patent of CN201520591866.4 discloses a kind of bubble bags, is this bubble bags shown in Fig. 1 and Fig. 2
Structure, this bubble bags have two adventitias, are respectively adventitia 1 and adventitia 2, are additionally provided between two adventitias 1 and adventitia 2
Two inner membrances, i.e. inner membrance 3 and inner membrance 4.After heat-seal process, two adventitias 1 and adventitia 2 formed inlet channel 5 and with enter
The gas storage unit 6 multiple arranged side by side of the connection of gas passage 5.When inflation, after gas is entered first by the air inlet of inlet channel 5
The inlet channel for gradually being expanded, two panels adventitia is then outwardly opened.Meanwhile, gas enters along the upper part of gas storage unit 6
Gas section region 7 enters into the region of gas storage unit 6, after the gas column gradually inflation that gas storage unit 6 is formed, the gas in gas column
Pressure can oppress inner membrance 3 and inner membrance 4 so that two panels inner membrance covers air inlet and closed air column gas storage unit 6 so that gas does not leak
And realize the effect held one's breath.
However, existing this bubble bags are during storage, due to, with the presence of gap, therefore depositing between two panels inner membrance
In the problem of slow gas leakage, although this venting process is very slow, it still reduces the use longevity of bubble bags
Life, for the valuables of permanent storage are needed, this defect is particularly evident.
Utility model content
The problem easily leaked air between two panels inner membrance for existing this bubble bags, it is of the present utility model main
Purpose is to provide one kind and slows down leakage rate between inner membrance, improves the bubble bags of the service life of bubble bags.
In order to realize goal of the invention of the present utility model, the air seal body that this utility model is provided, including being oppositely arranged
The first adventitia and the second adventitia；First adventitia and the second adventitia form filling channel and multiple gas storage units, each gas storage
Unit is independently connected with filling channel；Gas storage unit has air inlet section, in the region of air inlet section, outside the first adventitia and second
The first inner membrance and the second inner membrance are additionally provided between film；The inner surface of the first inner membrance has heat proof material；In the region of air inlet section
It is interior with heat-sealing portion, in the region in heat-sealing portion, the first inner membrance, the second inner membrance and the first adventitia heat sealing adhesive are together；Heat-sealing
The width in portion gradually increases from filling channel to the direction of gas storage unit, and heat-sealing portion is in the width near one end of filling channel
It is minimum.
From such scheme, because the width in direction of the heat-sealing portion from filling channel to gas storage unit gradually increases, because
In air inlet section when air flow, the reverse flow speed of air can decline, that is, air-flow is from gas storage unit to inflation for this
The reverse flow speed of the air-flow in passage can decline, and accordingly just improve the service life of this air seal body.
One preferred scheme is that heat-sealing portion is being tip shape near one end of filling channel.
From such scheme, the heat-sealing portion of tip shape is conducive to gas to enter into gas storage list along air inlet section by filling channel
In first.
One preferred scheme is that heat-sealing portion is V-shaped, and the opening direction in V-shaped heat-sealing portion is back to filling channel.
From such scheme, V-shaped can play a part of very good restriction gas reverse flow.
One preferred scheme is that heat-sealing portion is triangle heat-sealing portion, and triangle heat-sealing portion has W v notch vs, and W shapes lack
Mouth is back to filling channel.
From such scheme, V-shaped can play a part of particularly well to limit gas reverse flow.
One preferred scheme is that have hot-sealing line between the part and gas storage unit of filling channel.
One preferred scheme is that have hot-sealing line between two neighboring gas storage unit.
One preferred scheme is that heat proof material is heat-resistant inks material.
Description of the drawings
Fig. 1 is a kind of schematic diagram of existing air seal body.
Fig. 2 is a kind of sectional view of existing air seal body when in inflated condition.
Fig. 3 is the schematic diagram of air seal body embodiment of the present utility model.
Fig. 4 be air seal body embodiment of the present utility model be in inflated condition when sectional view.
Fig. 5 is the heat-sealing portion enlarged diagram of air seal body embodiment of the present utility model.
Fig. 6 is the heat-sealing portion enlarged diagram of another embodiment of air seal body embodiment of the present utility model.
Fig. 7 is the schematic diagram of the deformation design in the V-shaped heat-sealing portion of air seal body embodiment of the present utility model.
Fig. 8 is the schematic diagram of another deformation design in the V-shaped heat-sealing portion of air seal body embodiment of the present utility model.
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Specific embodiment
As shown in Figures 3 and 4, the air seal body of the present embodiment includes the first adventitia 10 and the second adventitia being oppositely arranged
11.First adventitia 10 and the second adventitia 11 form filling channel 12 and multiple gas storage units 13, and each gas storage unit 13 is independent
Ground is connected with filling channel 12.There is hot-sealing line 14 between the part and gas storage unit 13 of filling channel 12.Two neighboring storage
There is hot-sealing line 24 between gas unit 13.
Gas storage unit 13 has air inlet section 15, in the region of air inlet section 15, between the first adventitia 10 and the second adventitia 11
It is additionally provided with the first inner membrance 16 and the second inner membrance 17.The inner surface of the first inner membrance 16 has heat proof material, in air seal body
In the course of processing, needs carry out heat-seal process between filling channel 12 and gas storage unit 13, and heat proof material can limit the
The heat-sealing of one inner membrance 16 and the second inner membrance 17, heat proof material can keep filling channel 12 and gas storage unit 13 to be in connected state
State, thus can form air inlet 18 between the first inner membrance 16 and the second inner membrance 17.Preferably, heat proof material is heat-resistant inks
Material.
There is heat-sealing portion 25, in the region in heat-sealing portion 25, the first inner membrance 16, the second inner membrance in the region of air inlet section 15
17 together with the heat sealing adhesive of the first adventitia 10, the width in heat-sealing portion 25 from filling channel 12 to the direction of gas storage unit 13 gradually
Increase（That is gradually increase on the direction in Fig. 3 from top to bottom）, and heat-sealing portion 25 is in the width near one end of filling channel 12
It is minimum.The heat-sealing portion 25 of two kinds of examples is given in Fig. 3.As shown in figure 5, heat-sealing portion of the first heat-sealing portion 25 for V-shaped, V
The direction of the opening 20 in font heat-sealing portion is back to filling channel 12, and this heat-sealing portion is being point near one end of filling channel 12
Sharp shape.In another embodiment, as shown in fig. 6, heat-sealing portion 25 is triangle heat-sealing portion 20, and triangle heat-sealing portion 20 has
W v notch vs 21, W v notch vs 21 are back to filling channel 12.
Because the width in heat-sealing portion gradually increases, thus in the air inlet section 15 when air flow when, the reverse flow of air
Speed can decline, that is, air-flow from gas storage unit 13 to filling channel 12 in the reverse flow speed of air-flow can decline, phase
The service life of this air seal body should just be improve.Also, W v notch vs and V-shaped heat-sealing portion are designed to further
Strengthen this effect for limiting back flow of gas.
" V-shaped " of the present embodiment can be irregular shape, and two kinds of modes of texturing are given as shown in Figure 7 and Figure 8
V-shaped heat-sealing portion 25.In addition, in figure 3, the side in V-shaped heat-sealing portion 25 can be with hot-sealing line 24（Or claim post to seal line）Phase
Hand over, certainly, in other embodiments can also be non-intersect.
Finally it should be noted that this utility model is not limited to above-mentioned embodiment, such as heat-sealing portion is shaped as three
Angular, trapezoidal, heat proof material is, for example, that the design such as politef, polyphenylene sulfide is also protected in claim of the present utility model
Within the scope of.
Claims (6)
1. air seal body, including:
The first adventitia being oppositely arranged and the second adventitia；
First adventitia and second adventitia form filling channel and multiple gas storage units, and each gas storage unit is independently
Connect with the filling channel；
The gas storage unit has air inlet section, in the region of the air inlet section, first adventitia and second adventitia it
Between be additionally provided with the first inner membrance and the second inner membrance；
It is characterized in that：
The inner surface of first inner membrance and/or second inner membrance has heat proof material；
There is heat-sealing portion, in the region in the heat-sealing portion, first inner membrance, the second inner membrance in the region of the air inlet section
Together with the first adventitia heat sealing adhesive；
The width in the heat-sealing portion gradually increases from the filling channel to the direction of the gas storage unit.
2. air seal body according to claim 1, it is characterised in that：
The heat-sealing portion is being tip shape near one end of the filling channel.
3. air seal body according to claim 1, it is characterised in that:
The heat-sealing portion is V-shaped, and the opening direction in V-shaped heat-sealing portion is back to the filling channel.
4. air seal body according to claim 1, it is characterised in that：
The heat-sealing portion is triangle heat-sealing portion, and the triangle heat-sealing portion has W v notch vs, and the W v notch vs are back to institute
State filling channel.
5. the air seal body according to any one of Claims 1-4, it is characterised in that：
There is hot-sealing line between a part for the filling channel and the gas storage unit.
6. the air seal body according to any one of Claims 1-4, it is characterised in that：
There is hot-sealing line between the two neighboring gas storage unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620937680.4U CN206107961U (en) | 2016-08-24 | 2016-08-24 | Air seal body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620937680.4U CN206107961U (en) | 2016-08-24 | 2016-08-24 | Air seal body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206107961U true CN206107961U (en) | 2017-04-19 |
Family
ID=58512949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620937680.4U Active CN206107961U (en) | 2016-08-24 | 2016-08-24 | Air seal body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206107961U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI657014B (en) * | 2018-05-30 | 2019-04-21 | 亞比斯包材工場股份有限公司 | A gas-sealed bag |
-
2016
- 2016-08-24 CN CN201620937680.4U patent/CN206107961U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI657014B (en) * | 2018-05-30 | 2019-04-21 | 亞比斯包材工場股份有限公司 | A gas-sealed bag |
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