CN206145427U - Gas cylinder with plastic -aluminum integrated configuration inner bag - Google Patents
Gas cylinder with plastic -aluminum integrated configuration inner bag Download PDFInfo
- Publication number
- CN206145427U CN206145427U CN201621011803.8U CN201621011803U CN206145427U CN 206145427 U CN206145427 U CN 206145427U CN 201621011803 U CN201621011803 U CN 201621011803U CN 206145427 U CN206145427 U CN 206145427U
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- CN
- China
- Prior art keywords
- inner bag
- gas cylinder
- aluminum alloy
- shoulder
- cylinder
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a gas cylinder with plastic -aluminum integrated configuration inner bag, including inner bag and outside winding fibre layers, the inner bag connects the concatenation by mould plastics barrel and aluminum alloy and constitutes, the aluminum alloy connects and includes pipy head and the shoulder that expands outward, shoulder side be equipped with with barrel complex stair structure moulds plastics. The utility model discloses a gas cylinder, its inner bag comprises barrel and the aluminum alloy joint concatenation of moulding plastics, and it is low that the barrel of moulding plastics has density, advantages such as fatigue life length, the outer adapting unit of aluminum alloy articulate, the intensity and the rigidity demand of assurance inner bag, carbon fiber reinforcement epoxy combined material: light weight, high strength, all load of bearing the gas cylinder.
Description
Technical field
This utility model is related to a kind of gas cylinder, and in particular to a kind of high pressure gas with aluminium-plastic assembling structure inner bag
Bottle.
Background technology
Gas cylinder is the pressure bottle for filling gas medium, is applied to the accumulating of gases at high pressure, for example, for example, is awarded
Power notification number discloses a kind of gas cylinder, including metal inner tube and winding for the Chinese utility model patent of CN203273275U
Enhancement layer, is connected by the steel wire with pre-tensile stress or steel band sub-thread or multiply in the outer surface of the metal inner tube with compressive pre-stress
Wind continuously, be formed with multi-lamellar winding enhancement layer, winding enhancement layer is close over the appearance in the gas cylinder metal inner tube
Face；The cross section of the steel wire or steel band is oblate, with rounded corners square, rectangle, trapezoidal or circular；The steel wire it is straight
The thickness of footpath or steel band is not more than 0.3 millimeter；The intensity of the steel wire or steel band is not less than 3500MPa.
The gas cylinder for being traditionally used for gases at high pressure accumulating mostly is all-metal and the fiber-wound gas cylinder with metal inner tube, adopts
With simple metal inner bag as liner and inner liner, its weight is big, and fatigue life is low, complex forming technology, and metal inner tube is present
Inner wall corrosion problem.
Utility model content
To solve the problems, such as conventional high-tension gas cylinder, this utility model provides a kind of with aluminium-plastic assembling structure inner bag
Gas cylinder.
A kind of gas cylinder with aluminium-plastic assembling structure inner bag, including the carbon fiber layer of inner bag and outside winding, it is described
Inner bag by being molded cylinder and aluminum alloy joint splicing is constituted, the head that the aluminum alloy joint includes tubulose and the shoulder for extending out,
The shoulder side is provided with the ledge structure coordinated with the injection cylinder.
Gas cylinder of the present utility model, its inner bag by be molded cylinder and aluminum alloy joint splicing constitute, injection cylinder tool
There are the advantages of density is low, and fatigue life is long, aluminum alloy joint connection outer connection component, it is ensured that the strength and stiffness demand of inner bag；
Fibre reinforced epoxy composite material：High-strength light, carries all load of gas cylinder.
Injection cylinder is tightly connected with aluminum alloy joint, is that enhancing injection cylinder is airtight with aluminum alloy joint junction
Property, preferably, the shoulder is provided with sealing ring with the cooperation position of injection cylinder.
Further, seal groove is additionally provided with the ledge structure of the shoulder, in sealing ring embedding sealing groove, by sealing
Circle seal groove structure realizes the radial seal of injection cylinder and shoulder.
For ease of the connection of aluminum alloy joint and outer connection component, preferably, the head is provided with female thread.With outer company
Cooperation is threaded connection between relay part.
Further, it is the sealing that strengthens inner bag and outer connection component, the bottle mouth position of the head is provided with circle sealing
Groove, seal groove are embedded in sealing ring, realize the axial seal of inner bag and outer connection component by seal groove sealing ring.
To ensure the ability of inner bag carrying axial impact, preferably, the outer peripheral face of the head is provided with wing side.Dash forward on wing side
For the outer peripheral face of tubular head, it is embedded in carbon fiber layer, can effectively carries axial impact, is axially carrying when gas cylinder is subjected to
During lotus, wing side transfers load to carbon fiber, to prevent plastic polyethylene to be damaged.
Preferably, the shoulder and head angle in 90 °.
Preferably, the external diameter of the shoulder is equal with the external diameter of injection cylinder.
This utility model is interior with injected high density polyethylene composition structure using 6061 aluminum alloy joints with wing side
Gallbladder, between the two using sealing ring radial seal, used as the liner and inner liner of high-pressure composite gas cylinder, outer layer is high using carbon fiber
Performance polymer matrix composite is used as bearing bed.The Main Function of the fiber-reinforced layer wound outside liner is subject to pressure load
Lotus.It is entwined by high performance impregnated carbon fiber epoxy resin.The winding of fiber-reinforced layer adopts wet-winding craft.Will
Liner two ends are fixed on the mandrel of numerical control winding machine in the axial direction, then will be immersed in the continuous fibre in epoxide-resin glue
Dimension, under the effect of certain technique tensile force, a few beam continuous fibers is regularly wrapped in and is brushed with the aluminium core mould of insullac, Jing
Solidification forms filament wound composite high-pressure bottle fiber-reinforced layer.
Compared with conventional high-tension gas cylinder, this utility model has the advantages that：
High-pressure composite gas cylinder of the present utility model, designs as a result of the inner bag of aluminium-plastic composite structure, and product weight enters
One step reduces (be more than 20%), and fatigue life improves more than 5 times, and moulding process is simple, and production efficiency is high, raw material and is processed into
This is cheap.
Description of the drawings
Fig. 1 is structural representation of the present utility model.
Shown in figure, reference is as follows：
1- is molded cylinder 2- sealing ring 3- carbon fiber layers
4- aluminum alloy joint 5- seal groove 6- female threads
7- escape 41- head 41- shoulders
42- wings side.
Specific embodiment
As shown in figure 1, a kind of composite high pressure gas cylinder, including the carbon fiber layer 3 of inner bag and outside winding, inner bag is by being molded cylinder
Body 1 and the splicing composition of aluminum alloy joint 4, aluminum alloy joint 4 include the head 41 and the shoulder 42 for extending out, head and shoulder of tubulose
Angle in 90 °, joining place are curved, and the external diameter of shoulder is equal with the external diameter of injection cylinder.
The lateral surface of shoulder is inserted at step in injection cylinder and cylinder with the ledge structure being engaged with injection cylinder 1
Body sealing coordinates, and offers seal groove (first seal groove) on the vertical plane for contacting with injection cylinder on the step mechanisms, and this is close
Sealing groove is embedded in sealing ring 2, realizes the radial seal between injection cylinder and aluminum alloy joint by seal groove ring structure.
Head 41 is provided with female thread 6, is connected by screw thread between outer connection component, what female thread 7 extended internally
Destination county is provided with escape 7, and the destination county (i.e. bottle mouth position) for stretching out is provided with seal groove 5 (the second seal groove), with outer connection
When part connects, the axial seal between inner bag and outer connection component is realized by the seal groove embedded seal ring structure.
The outer peripheral face of head is provided with wing side 43, and wing side protrudes from the outer peripheral face of tubular head, gives inner bag carrying and axially hits
The ability hit.
In present embodiment, aluminum alloy joint adopts 6061 aluminum alloy joints, using forging and stamping, T6 heat treatments and is machined to
Type；Injection cylinder is molded by injected high density polyethylene；Outer layer is using high performance polymer base composite material as carrying
Layer.The Main Function of the fiber-reinforced layer wound outside liner is subject to pressure loading, and it is by high performance impregnated carbon fiber ring
Oxygen tree fat is entwined.The winding of fiber-reinforced layer adopts wet-winding craft, and liner two ends are fixed on number in the axial direction
On the mandrel of control wrapping machine, the continuous fiber in epoxide-resin glue then will be immersed in, under the effect of certain technique tensile force, will
A few beam continuous fibers are regularly wrapped in and are brushed with the aluminium core mould of insullac, cured to form filament wound composite height
Pressure vessel fiber-reinforced layer.
The case that is embodied as of this utility model patent is the foregoing is only, but the technical characteristic of this utility model patent is simultaneously
This is not limited to, any those skilled in the relevant art in field of the present utility model, all cover by the change or modification made
Among the scope of the claims of the present utility model.
Claims (6)
1. a kind of gas cylinder with aluminium-plastic assembling structure inner bag, including inner bag and the carbon fiber layer of outside winding, its feature
It is that by being molded cylinder and aluminum alloy joint splicing is constituted, the aluminum alloy joint includes the head of tubulose and outer to the inner bag
The shoulder of expansion, the shoulder side are provided with the ledge structure coordinated with the injection cylinder.
2. gas cylinder as claimed in claim 1, it is characterised in that the shoulder is provided with close with the cooperation position of injection cylinder
Seal.
3. gas cylinder as claimed in claim 1, it is characterised in that the head is provided with female thread.
4. gas cylinder as claimed in claim 1, it is characterised in that the outer peripheral face of the head is provided with wing side.
5. gas cylinder as claimed in claim 1, it is characterised in that the shoulder and head angle in 90 °.
6. gas cylinder as claimed in claim 1, it is characterised in that the external diameter phase of the external diameter of the shoulder and injection cylinder
Deng.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621011803.8U CN206145427U (en) | 2016-08-30 | 2016-08-30 | Gas cylinder with plastic -aluminum integrated configuration inner bag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621011803.8U CN206145427U (en) | 2016-08-30 | 2016-08-30 | Gas cylinder with plastic -aluminum integrated configuration inner bag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206145427U true CN206145427U (en) | 2017-05-03 |
Family
ID=58618072
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621011803.8U Expired - Fee Related CN206145427U (en) | 2016-08-30 | 2016-08-30 | Gas cylinder with plastic -aluminum integrated configuration inner bag |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206145427U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110220106A (en) * | 2019-06-25 | 2019-09-10 | 南京工业大学 | Seamless connection composite material pressure vessel structure and auxiliary forming tool thereof |
| CN112460468A (en) * | 2020-11-25 | 2021-03-09 | 吉林市圣赢碳纤维制品科技有限公司 | Carbon fiber high-pressure gas cylinder integrated structure |
| CN114559213A (en) * | 2022-01-24 | 2022-05-31 | 北京中实国金国际实验室能力验证研究有限公司 | Method for the sectional production of a pressure vessel and pressure vessel |
-
2016
- 2016-08-30 CN CN201621011803.8U patent/CN206145427U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110220106A (en) * | 2019-06-25 | 2019-09-10 | 南京工业大学 | Seamless connection composite material pressure vessel structure and auxiliary forming tool thereof |
| CN112460468A (en) * | 2020-11-25 | 2021-03-09 | 吉林市圣赢碳纤维制品科技有限公司 | Carbon fiber high-pressure gas cylinder integrated structure |
| CN114559213A (en) * | 2022-01-24 | 2022-05-31 | 北京中实国金国际实验室能力验证研究有限公司 | Method for the sectional production of a pressure vessel and pressure vessel |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170503 Termination date: 20180830 |