CN113148441A - Independent double-airbag self-closing inflatable bag - Google Patents
Independent double-airbag self-closing inflatable bag Download PDFInfo
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- CN113148441A CN113148441A CN202110553294.0A CN202110553294A CN113148441A CN 113148441 A CN113148441 A CN 113148441A CN 202110553294 A CN202110553294 A CN 202110553294A CN 113148441 A CN113148441 A CN 113148441A
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- 238000007789 sealing Methods 0.000 claims description 42
- 239000000463 material Substances 0.000 claims description 12
- 239000013013 elastic material Substances 0.000 claims description 6
- 239000012943 hotmelt Substances 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
- B65D81/02—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents specially adapted to protect contents from mechanical damage
- B65D81/03—Wrappers or envelopes with shock-absorbing properties, e.g. bubble films
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Air Bags (AREA)
Abstract
The invention relates to a self-closing inflation bag with independent double air bags, which comprises an air inlet channel, an outer air bag, an inner air bag, a connecting piece and a large one-way piece, wherein the outer air bag is arranged in the air inlet channel; the air inlet channel is communicated with the outer air bag through a large one-way piece, the air inlet channel is provided with an air inlet, the inner air bag is located inside the outer air bag, the side wall of the inner air bag is connected with the side wall of the outer air bag through a connecting piece, the outer air bag is provided with an outer opening, the inner air bag is provided with an inner opening, the inner air bag is provided with a small one-way piece, the outer air bag and the inner air bag are multiple, and the outer air bag is communicated with the inner air bag through the small one-way piece. The invention provides a self-closing inflatable bag with independent double air bags, which improves the protection function of the inflatable bag, and the outer layer of the small bag still has the protection function after being damaged.
Description
Technical Field
The invention relates to the field of inflatable bags, in particular to a self-closing inflatable bag with independent double airbags.
Background
The inflatable bag is also called a buffer air column bag and an air exhaust bag, and is a novel packaging system filled with natural air; the air column type buffer protection of the comprehensive coating reduces the product transportation loss rate to the minimum.
The commonly used inflatable bag is usually formed by connecting a plurality of small bags in series, all the small bags are communicated for convenient inflation, and the gas in all the small bags is exhausted after one small bag is damaged, so that the protection function is lost, and the inflatable bag which still has the protection function after part of the small bags are damaged is urgently needed.
Disclosure of Invention
The purpose of the invention is: provides a self-closing inflatable bag with independent double air bags, which solves the problems.
In order to achieve the above purpose, the present invention provides the following technical solutions:
a self-closed inflation bag with independent double air bags comprises an air inlet channel, an outer air bag, an inner air bag, a connecting piece and a large one-way piece; the air inlet channel is communicated with the outer air bag through a large one-way piece, the air inlet channel is provided with an air inlet, the inner air bag is located inside the outer air bag, the side wall of the inner air bag is connected with the side wall of the outer air bag through a connecting piece, the outer air bag is provided with an outer opening, the inner air bag is provided with an inner opening, the inner air bag is provided with a small one-way piece, and the outer air bag is communicated with the inner air bag through the small one-way piece.
Furthermore, the outer air bags and the inner air bags are multiple in number, the outer air bags and the inner air bags are distributed in a linear array shape in the axial direction of the air inlet channel, the air inlet is located at one end of the air inlet channel, the large one-way piece is communicated with the outer air bags through the outer opening, and the small one-way piece is communicated with the inner air bags through the inner opening.
Further, the outer air bag and the inner air bag are uniformly distributed in the axial direction of the air inlet channel, the air inlet is made of flexible materials, the large one-way piece comprises a large air hole and a large elastic element and a large sealing piece, and the small one-way piece comprises a small air hole, a small elastic element and a small sealing piece.
Furthermore, the outer air bag and the inner air bag are both made of flexible materials, the air inlet is specifically made of hot-melt materials, a large connecting surface is arranged on the large air hole, a small connecting surface is arranged on the small air hole, the large sealing element is connected with the large connecting surface through a large elastic element, and the small sealing element is movably connected with the small connecting surface through a small elastic element.
Furthermore, the size of the outer air bag is matched with that of the inner air bag, the large elastic element is positioned in the large air hole, the small elastic element is positioned in the small air hole, the large sealing element is positioned in the outer air bag, and the small sealing element is positioned in the inner air bag.
Furthermore, the inner airbag body is located in the middle of the outer airbag body, the large sealing piece is matched with the size of the large air hole, the small sealing piece is matched with the size of the small air hole, the large elastic element is matched with the size of the large air hole, and the small elastic element is matched with the size of the small air hole.
Further, the volume of the outer air bag is larger than that of the inner air bag, and the large sealing piece and the small sealing piece are both made of flexible materials.
Furthermore, the outer air bag and the inner air bag are both made of elastic materials, the large sealing piece and the small sealing piece are both made of elastic materials, and the large sealing piece and the small sealing piece are both conical.
The invention has the beneficial effects that: the utility model provides a but stand alone type double-balloon self-closing shape air bag, through air inlet channel, outer gasbag, interior gasbag, connecting piece and big one-way piece use of mutually supporting, realize that each pouch on the air bag has the effect that automatic air-lock function and each pouch constitute independent self-closing space, improved the protect function of air bag, and still have protect function after the outer damage of pouch.
Drawings
FIG. 1 is an isometric view of the overall construction of a self-closing airbag of the invention having a freestanding dual air bag.
FIG. 2 is a cross-sectional view of a self-closing airbag of the invention having a freestanding dual air bag.
In the figure: 1. an air intake passage; 2. an air inlet; 3. an outer bladder; 4. an outer port; 5. an inner airbag; 6. an inner opening; 7. a connecting member; 8. a large unidirectional member; 81. an atmospheric vent; 82. a large elastic element; 83. a large connecting surface; 84. a large seal; 9. a small one-way piece; 91. small pores; 92. a small elastic element; 93. a small connecting surface; 94. a small seal.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 to 2, a self-closing airbag with independent double air bags comprises an air inlet channel 1, an outer air bag 3, an inner air bag 5, a connecting piece 7 and a large one-way piece 8; the air inlet channel 1 is communicated with the outer air bag 3 through a large one-way piece 8, the air in the outer air bag 3 can only enter and cannot exit due to the fact that the air is ensured, the air inlet 2 is arranged on the air inlet channel 1 and used for receiving external air, the inner air bag 5 is located inside the outer air bag 3 and used for ensuring that the inner air bag 5 still has a protection function after the outer air bag 3 is damaged, the side wall of the inner air bag 5 is connected with the side wall of the outer air bag 3 through a connecting piece 7, an outer opening 4 is formed in the outer air bag 3, an inner opening 6 is formed in the inner air bag 5, a small one-way piece 9 is arranged on the inner air bag 5 and used for ensuring that the air in the inner air bag 5 can only enter and cannot exit, and the outer air bag 3 is communicated with the inner air bag 5 through the small one-way piece 9 and used for receiving the air provided by the outer air bag 3.
The outer air bags 3 and the inner air bags 5 are multiple in number, the outer air bags 3 and the inner air bags 5 are distributed in a linear array shape in the axial direction of the air inlet channel 1, the air inlet 2 is located at one end of the air inlet channel 1, the large one-way piece 8 is communicated with the outer air bags 3 through the outer opening 4, and the small one-way pieces 9 are communicated with the inner air bags 5 through the inner openings 6.
The outer and inner bladders 3 and 5 are uniformly distributed in the axial direction of the intake passage 1, the intake port 2 is made of a flexible material, the large check member 8 includes a large air hole 81, a large elastic member 82 and a large sealing member 84, and the small check member 9 includes a small air hole 91, a small elastic member 92 and a small sealing member 94.
The outer air bag 3 and the inner air bag 5 are both made of flexible materials, the air inlet 2 is specifically made of hot-melt materials and used for ensuring that the air inlet can be heat-sealed, the large air hole 81 is provided with a large connecting surface 83, the small air hole 91 is provided with a small connecting surface 93, the large sealing element 84 is connected with the large connecting surface 83 through a large elastic element 82, and the small sealing element 94 is movably connected with the small connecting surface 93 through a small elastic element 92.
The outer and inner bladders 3 and 5 are sized to fit together, the large resilient member 82 is located in the large air hole 81, the small resilient member 92 is located in the small air hole 91, the large seal 84 is located in the outer bladder 3, and the small seal 94 is located in the inner bladder 5.
The inner airbag 5 is specifically positioned in the middle of the outer airbag 3, the large sealing element 84 is matched with the large air hole 81 in size and used for blocking the large air hole 81, the small sealing element 94 is matched with the small air hole 91 in size and used for blocking the small air hole 91, the large elastic element 82 is matched with the large air hole 81 in size, and the small elastic element 92 is matched with the small air hole 91 in size.
The outer bladder 3 has a volume greater than the inner bladder 5 and the large and small seals 84, 94 are each formed of a flexible material.
The outer airbag 3 and the inner airbag 5 are made of elastic materials, the large sealing member 84 and the small sealing member 94 are made of elastic materials, and the large sealing member 84 and the small sealing member 94 are conical and are used for matching with the shapes of the large air hole 81 and the small air hole 91.
The working principle of the invention is as follows: before the inflatable bag is used, the inflatable bag is inflated: firstly, an air inlet 2 on an air inlet channel 1 is placed on an inflating device, then the inflating device introduces air into the air inlet channel 1, the air enters an outer airbag 3 through a large one-way piece 8 and an outer opening 4, and the air enters an atmospheric hole 81 in the process to push a large sealing piece 84 away and stretch a large elastic element 82; further, the gas in the outer airbag 3 enters the inner airbag 5 through the small one-way piece 9 and the inner opening 6, and in the process, the gas enters the inner airbag 5 through the small air hole 91 and the inner opening 6, pushes the small sealing piece 94 to be far away from the inner opening 6, and stretches the small elastic element 92; when the inflating device stops inflating the inflatable bag and heat-seals the air inlet 2, after a period of time, the air pressure in the air inlet channel 1, the outer air bag 3 and the inner air bag 5 is similar, the large sealing element 84 and the small sealing element 94 respectively cling to the outer opening 4 and the inner opening 6 under the action of the large elastic element 82 and the small elastic element 92, at the moment, the self-closing function of each air bag is completed, and the air between the air bags can only enter but not exit due to the existence of the large one-way element 8 and the small one-way element 9; the inflatable bag can be normally used, and when part of the air bags of the inflatable bag are damaged, other air bags are not affected, so that the protection function of the inflatable bag is improved.
The above examples are intended to further illustrate the present invention, but are not intended to limit the invention to these specific embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be understood to be within the protection scope of the present invention.
Claims (8)
1. A stand-alone type double-airbag self-closing inflatable bag is characterized in that: comprises an air inlet channel (1), an outer air bag (3), an inner air bag (5), a connecting piece (7) and a large one-way piece (8); inlet channel (1) is through big one-way component (8) and outer gasbag (3) intercommunication, be provided with air inlet (2) on inlet channel (1), interior gasbag (5) are located inside outer gasbag (3), the lateral wall of interior gasbag (5) passes through connecting piece (7) and is connected with the lateral wall of outer gasbag (3), be provided with outer mouthful (4) on outer gasbag (3), be provided with interior mouthful (6) on interior gasbag (5), be provided with little one-way component (9) on interior gasbag (5), outer gasbag (3) are through little one-way component (9) and interior gasbag (5) intercommunication.
2. A self-closing, self-contained, inflatable bag as claimed in claim 1, wherein: the outer airbag (3) and the inner airbag (5) are multiple in number, the outer airbag (3) and the inner airbag (5) are distributed in a linear array mode in the axial direction of the air inlet channel (1), the air inlet (2) is located at one end of the air inlet channel (1), the large one-way piece (8) is communicated with the outer airbag (3) through the outer opening (4), and the small one-way piece (9) is communicated with the inner airbag (5) through the inner opening (6).
3. A self-closing, self-contained, inflatable bag as claimed in claim 2, wherein: the outer air bag (3) and the inner air bag (5) are uniformly distributed in the axial direction of the air inlet channel (1), the air inlet (2) is made of flexible materials, the large one-way piece (8) comprises a large air hole (81), a large elastic element (82) and a large sealing element (84), and the small one-way piece (9) comprises a small air hole (91), a small elastic element (92) and a small sealing element (94).
4. A self-closing, self-contained, inflatable bag as claimed in claim 3, wherein: outer gasbag (3) and interior gasbag (5) constitute by flexible material, air inlet (2) specifically constitute by hot melt material, be provided with big connection face (83) on big gas pocket (81), be provided with little connection face (93) on little gas pocket (91), big sealing member (84) are connected with big connection face (83) through big elastic element (82), little sealing member (94) are connected face (93) swing joint through little elastic element (92) and little.
5. A self-closing, self-contained, inflatable bag as claimed in claim 4, wherein: the size of the outer air bag (3) is matched with that of the inner air bag (5), the large elastic element (82) is positioned in the large air hole (81), the small elastic element (92) is positioned in the small air hole (91), the large sealing element (84) is positioned in the outer air bag (3), and the small sealing element (94) is positioned in the inner air bag (5).
6. A self-closing, self-contained, inflatable bag as claimed in claim 2, wherein: the inner airbag (5) is specifically positioned in the middle of the outer airbag (3), the large sealing element (84) is matched with the large air hole (81) in size, the small sealing element (94) is matched with the small air hole (91) in size, the large elastic element (82) is matched with the large air hole (81) in size, and the small elastic element (92) is matched with the small air hole (91) in size.
7. A self-closing, self-contained, inflatable bag as claimed in claim 3, wherein: the volume of the outer air bag (3) is larger than that of the inner air bag (5), and the large sealing piece (84) and the small sealing piece (94) are both made of flexible materials.
8. A self-closing, self-contained, inflatable bag as claimed in claim 4, wherein: the outer air bag (3) and the inner air bag (5) are both made of elastic materials, the large sealing piece (84) and the small sealing piece (94) are both made of elastic materials, and the large sealing piece (84) and the small sealing piece (94) are both conical.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010671894.2A CN111689066A (en) | 2020-07-14 | 2020-07-14 | Independent self-closing double-air-bag inflating bag |
| CN2020106718942 | 2020-07-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113148441A true CN113148441A (en) | 2021-07-23 |
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Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010671894.2A Pending CN111689066A (en) | 2020-07-14 | 2020-07-14 | Independent self-closing double-air-bag inflating bag |
| CN202110553294.0A Pending CN113148441A (en) | 2020-07-14 | 2021-05-20 | Independent double-airbag self-closing inflatable bag |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010671894.2A Pending CN111689066A (en) | 2020-07-14 | 2020-07-14 | Independent self-closing double-air-bag inflating bag |
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| CN (2) | CN111689066A (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112815132B (en) * | 2021-02-10 | 2021-11-09 | 重庆工业职业技术学院 | Special valve structure for multi-airbag safety protection equipment in ring process engineering |
| CN115199042B (en) * | 2022-08-12 | 2024-01-30 | 中建三局集团有限公司 | Can have enough to meet need high low grade concrete interception safe double-deck protection system |
-
2020
- 2020-07-14 CN CN202010671894.2A patent/CN111689066A/en active Pending
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2021
- 2021-05-20 CN CN202110553294.0A patent/CN113148441A/en active Pending
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| Publication number | Publication date |
|---|---|
| CN111689066A (en) | 2020-09-22 |
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Application publication date: 20210723 |