CN103383058A - Short carbon fiber doped reinforcing rib type high-pressure gas cylinder - Google Patents
Short carbon fiber doped reinforcing rib type high-pressure gas cylinder Download PDFInfo
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- CN103383058A CN103383058A CN2013102832493A CN201310283249A CN103383058A CN 103383058 A CN103383058 A CN 103383058A CN 2013102832493 A CN2013102832493 A CN 2013102832493A CN 201310283249 A CN201310283249 A CN 201310283249A CN 103383058 A CN103383058 A CN 103383058A
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- Prior art keywords
- carbon fiber
- gas cylinder
- composite bed
- rib type
- reinforcing rib
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- 229920000049 Carbon (fiber) Polymers 0.000 title claims abstract description 63
- 239000004917 carbon fiber Substances 0.000 title claims abstract description 63
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 63
- 230000003014 reinforcing effect Effects 0.000 title abstract description 10
- 239000002131 composite material Substances 0.000 claims abstract description 35
- 238000004804 winding Methods 0.000 claims abstract description 18
- 229910052751 metal Inorganic materials 0.000 claims abstract description 16
- 239000002184 metal Substances 0.000 claims abstract description 16
- 239000003822 epoxy resin Substances 0.000 claims abstract description 13
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 13
- 239000007788 liquid Substances 0.000 claims abstract description 11
- 238000007598 dipping method Methods 0.000 claims abstract description 6
- 238000003754 machining Methods 0.000 claims abstract description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 12
- 229910052799 carbon Inorganic materials 0.000 claims description 12
- 239000000835 fiber Substances 0.000 claims description 12
- 150000001875 compounds Chemical class 0.000 claims description 3
- 229920002430 Fibre-reinforced plastic Polymers 0.000 claims description 2
- 238000006424 Flood reaction Methods 0.000 claims description 2
- 239000003365 glass fiber Substances 0.000 claims description 2
- 238000010008 shearing Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 22
- 101100334009 Caenorhabditis elegans rib-2 gene Proteins 0.000 description 6
- 239000010410 layer Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- BGOFCVIGEYGEOF-UJPOAAIJSA-N helicin Chemical compound O[C@@H]1[C@@H](O)[C@H](O)[C@@H](CO)O[C@H]1OC1=CC=CC=C1C=O BGOFCVIGEYGEOF-UJPOAAIJSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 239000012783 reinforcing fiber Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001256 stainless steel alloy Inorganic materials 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
Abstract
The invention discloses a short carbon fiber doped reinforcing rib type high-pressure gas cylinder. The short carbon fiber doped reinforcing rib type high-pressure gas cylinder comprises a metal lining, and a winded carbon fiber composite layer and a protection layer which are arranged on the outer surface of the metal lining successively; the outer surface of a barrel section of the metal lining is provided with reinforcing ribs which are spirally or annularly arranged by machining; and the winded carbon fiber composite layer is made of continuous carbon fiber which is dipped into a short carbon fiber-containing epoxy resin dipping liquid. The integral reinforcing rib type is employed in the short carbon fiber doped reinforcing rib type high-pressure gas cylinder, so that the short carbon fiber doped reinforcing rib type high-pressure gas cylinder possess higher mechanical strength, and a safe working pressure of the high-pressure gas cylinder is increased. Meanwhile, the safe pressure of the short carbon fiber doped reinforcing rib type high-pressure gas cylinder is further increased because of the carbon fiber composite layer formed by two times of winding by carbon fiber. In addition, anti-shearing strength of the winded carbon fiber composite layer which is used for bearing is increased, and safety and reliability of the short carbon fiber doped reinforcing rib type high-pressure gas cylinder against collision are enhanced because that the short carbon fiber is doped into the continuous carbon fiber by dipping the continuous carbon fiber into the epoxy resin dipping liquid.
Description
Technical field
The invention belongs to the technical field of gas cylinder, relate in particular to the gas cylinder of reinforcing fiber composite bed.
Background technique
Gas cylinder is mainly used in pressurized gas, and as the liquid storage such as medical oxygen, nitrogen, requirement can be born the high pressure of 20～30MPa.Therefore the gas cylinder of making necessarily requires very high tightness, and the sealing of gas cylinder bottle neck all adopts high heat rotation rolling technique to seal.Common gas cylinder is in order to ensure the safe handling under working pressure, and gas cylinder thickness is larger, cause gas cylinder weight large, carry inconvenience and cost increases.
In addition, in order to make the gas cylinder lightweight, the pressurized container of metal lining composite material has been arranged, because high-performance carbon fibre has very high specific strength and specific stiffness, be well suited for production lightweight gas cylinder.Be wrapped in metal inner lining surface formation carrying protective layer by the continuous carbon fibre that will flood epoxy resin according to particular form; but be that monofilament is wound around because continuous carbon fibre is actual in metal inner lining surface winding; combination force between monofilament and monofilament is relatively low, the shear strength between layers that forms simultaneously relatively a little less than.When especially collision occurring in the gas cylinder practical process, cause the high pressure resistant strength decreased of gas cylinder, safe handling is caused a hidden trouble.
Summary of the invention
Goal of the invention: for the problem and shortage of above-mentioned existing existence, the purpose of this invention is to provide a kind of stiffening rib type gas cylinder, had higher operating pressure.
Technological scheme: for achieving the above object, the present invention is by the following technical solutions: a kind of stiffening rib type gas cylinder of chopped carbon fiber doping, comprise metal inner lining, and the winding carbon fiber composite bed and the external protection that are located at successively the metal inner lining outer surface, the cylinder section outer surface machining of described metal inner lining has the stiffening rib of helical or ring-type; Described winding carbon fiber composite bed comprises under carbon fiber composite bed on composite bed and carbon fiber, wherein under carbon fiber, composite bed is wrapped in the groove that forms between stiffening rib by spiral winding or hoop canoe, and consistent with the height of stiffening rib, the compound mode that on described carbon fiber, composite bed adopts spiral winding and hoop to be wound around is wrapped in upper surface, and when the continuous carbon fibre that described winding carbon fiber composite bed adopts floods through epoxy resin impregnated liquid, include chopped carbon fiber in this epoxy resin impregnated liquid.
As preferably, described continuous carbon fibre through the epoxy resin impregnated liquid dipping that contains chopped carbon fiber after, total carbon fiber quality content is 55～80%.
Further, described external protection adopts glass fibre reinforced plastics.
Beneficial effect: compared with prior art, the present invention has the following advantages: the present invention adopts integrated type stiffening rib type, has higher mechanical strength, has improved the safe handling pressure of gas cylinder; Utilize simultaneously secondary to be wound around carbon fiber and form the safety pressure that the carbon fiber composite bed has further improved gas cylinder, carry doped with chopped carbon fiber when especially continuous carbon fibre immerses epoxy resin impregnated liquid dipping, improve the shear strength that is used for the winding carbon fiber composite bed of carrying effect, strengthened the safety reliability of the anti-collision of gas cylinder.
Description of drawings
Fig. 1 is the structural representation of stiffening rib type gas cylinder of the present invention.
Wherein, metal bottle 1, stiffening rib 2, be wound around on carbon fiber composite bed 3, carbon fiber composite bed 32, external protection 4 under composite bed 31, carbon fiber.
Embodiment
Below in conjunction with the drawings and specific embodiments, further illustrate the present invention, should understand these embodiments only is used for explanation the present invention and is not used in and limits the scope of the invention, after having read the present invention, those skilled in the art all fall within the application's claims limited range to the modification of the various equivalent form of values of the present invention.
As shown in Figure 1, a kind of stiffening rib 2 type gas cylinders preferably adopt stainless steel or titanium alloy to make metal bottle body 1, and the average thickness of whole bottle is and forms cyclic reinforcing rib 2 by machining mode in the bottle surface Machining, forms simultaneously the groove of ring-type.The height of stiffening rib 2 is preferably 4mm, thickness 2mm, and the spacing of adjacent stiffening rib 2 is 1cm.Then be wound around the continuous carbon fibre that flooded the thermosetting resins such as epoxy resin and obtain being wound around composite bed 32 under continuous carbon fibre in annular ditch groove, proceed to be wound around for the second time, the compound mode that adopts this moment spiral winding and hoop to be wound around obtains composite bed 31 on carbon fiber.Composite bed 32 composition winding carbon fiber composite beds 3 under composite bed 31 and carbon fiber on carbon fiber.Band be wound around complete after, be cured processing after removing unnecessary epoxy resin.As improvement, add 5～10% chopped carbon fiber in described epoxy resin impregnated liquid, chopped carbon fiber length is 2～3mm, therefore continuous carbon fibre just carries chopped carbon fiber when the metal bottle surface is wound around, be cured the rambling distribution in whole composite bed time of rear chopped carbon fiber, strengthened between single bundle carbon fiber and combination force and shear strength between layer, further improved the bearing strength that is wound around carbon fiber composite bed 3.
As preferred version, described bottle adopts machining mode processing to obtain spiral stiffening rib 2.What formed this moment is spiral helicine groove, therefore can adopt the single continuous carbon fibre formula of spinning to be wound around.Stiffening rib has not only improved the mechanical strength of metal bottle, carry out carbon fiber winding for the first time in the groove that forms simultaneously and can obtain the carbon fiber composite bed of embedded solid form, original large size is wound around is divided into the zonule and is wound around and has improved relative bearing strength; In addition with upper carbon fiber on the cooperatively interacting of the multi-form winding of composite bed combination (for example spiral winding and hoop are wound around combination), form the carbon fiber composite bed of degree of tightness degree of having, improved whole gas cylinder safely performance.
At last, prepare one deck frp layer as external protection 4 in outmost surface.
Claims (3)
1. the stiffening rib type gas cylinder of chopped carbon fiber doping, it is characterized in that: comprise metal inner lining, and the winding carbon fiber composite bed and the external protection that are located at successively the metal inner lining outer surface, the cylinder section outer surface machining of described metal inner lining has the stiffening rib of helical or ring-type; Described winding carbon fiber composite bed comprises under carbon fiber composite bed on composite bed and carbon fiber, wherein under carbon fiber, composite bed is wrapped in the groove that forms between stiffening rib by spiral winding or hoop canoe, and consistent with the height of stiffening rib, the compound mode that on described carbon fiber, composite bed adopts spiral winding and hoop to be wound around is wrapped in upper surface, and when the continuous carbon fibre that described winding carbon fiber composite bed adopts floods through epoxy resin impregnated liquid, include chopped carbon fiber in this epoxy resin impregnated liquid.
2. the stiffening rib type gas cylinder of chopped carbon fiber doping according to claim 1 is characterized in that: described continuous carbon fibre through the epoxy resin impregnated liquid dipping that contains chopped carbon fiber after, total carbon fiber quality content is 55～80%.
3. the stiffening rib type gas cylinder of chopped carbon fiber doping according to claim 2, it is characterized in that: described external protection adopts glass fibre reinforced plastics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310283249.3A CN103383058B (en) | 2013-07-05 | 2013-07-05 | Short carbon fiber doped reinforcing rib type high-pressure gas cylinder |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310283249.3A CN103383058B (en) | 2013-07-05 | 2013-07-05 | Short carbon fiber doped reinforcing rib type high-pressure gas cylinder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103383058A true CN103383058A (en) | 2013-11-06 |
| CN103383058B CN103383058B (en) | 2015-03-04 |
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| CN201310283249.3A Active CN103383058B (en) | 2013-07-05 | 2013-07-05 | Short carbon fiber doped reinforcing rib type high-pressure gas cylinder |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106767201A (en) * | 2017-01-04 | 2017-05-31 | 中国工程物理研究院化工材料研究所 | Portable composite material anti-knock container |
| CN108426165A (en) * | 2018-05-15 | 2018-08-21 | 北京天海工业有限公司 | Nonmetallic liner winding gas cylinder |
| CN110966514A (en) * | 2018-09-28 | 2020-04-07 | 丰田自动车株式会社 | High-pressure tank |
| WO2023284459A1 (en) * | 2021-07-13 | 2023-01-19 | 北京国家新能源汽车技术创新中心有限公司 | High-pressure hydrogen storage bottle |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3103646A1 (en) * | 1981-02-04 | 1982-08-12 | Aluminium-Walzwerke Singen Gmbh, 7700 Singen | Pressure vessel for storing and transporting gases and gas mixtures at high pressure and method of producing it |
| CN1061652A (en) * | 1990-11-19 | 1992-06-03 | 法国石油研究院 | The pressure fluid vessel of light unit weight and manufacture method thereof |
| CN1182385A (en) * | 1995-12-04 | 1998-05-20 | 东丽株式会社 | Pressure vessel and method of manufacturing same |
| JP2008291944A (en) * | 2007-05-25 | 2008-12-04 | Kobe Steel Ltd | Mounted-type light hydrogen gas storing tank |
| CN201310742Y (en) * | 2008-12-09 | 2009-09-16 | 常州尧棋纺织品有限公司 | Ultrahigh pressure explosion-proof gas tank |
| CN201561265U (en) * | 2009-12-02 | 2010-08-25 | 上海康巴赛特科技发展有限公司 | Hydrogen storage bottle of aluminum bladder fully wound by fibers |
-
2013
- 2013-07-05 CN CN201310283249.3A patent/CN103383058B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3103646A1 (en) * | 1981-02-04 | 1982-08-12 | Aluminium-Walzwerke Singen Gmbh, 7700 Singen | Pressure vessel for storing and transporting gases and gas mixtures at high pressure and method of producing it |
| CN1061652A (en) * | 1990-11-19 | 1992-06-03 | 法国石油研究院 | The pressure fluid vessel of light unit weight and manufacture method thereof |
| CN1182385A (en) * | 1995-12-04 | 1998-05-20 | 东丽株式会社 | Pressure vessel and method of manufacturing same |
| JP2008291944A (en) * | 2007-05-25 | 2008-12-04 | Kobe Steel Ltd | Mounted-type light hydrogen gas storing tank |
| CN201310742Y (en) * | 2008-12-09 | 2009-09-16 | 常州尧棋纺织品有限公司 | Ultrahigh pressure explosion-proof gas tank |
| CN201561265U (en) * | 2009-12-02 | 2010-08-25 | 上海康巴赛特科技发展有限公司 | Hydrogen storage bottle of aluminum bladder fully wound by fibers |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106767201A (en) * | 2017-01-04 | 2017-05-31 | 中国工程物理研究院化工材料研究所 | Portable composite material anti-knock container |
| CN108426165A (en) * | 2018-05-15 | 2018-08-21 | 北京天海工业有限公司 | Nonmetallic liner winding gas cylinder |
| CN110966514A (en) * | 2018-09-28 | 2020-04-07 | 丰田自动车株式会社 | High-pressure tank |
| CN110966514B (en) * | 2018-09-28 | 2021-08-20 | 丰田自动车株式会社 | High-pressure tank |
| WO2023284459A1 (en) * | 2021-07-13 | 2023-01-19 | 北京国家新能源汽车技术创新中心有限公司 | High-pressure hydrogen storage bottle |
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| Publication number | Publication date |
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| CN103383058B (en) | 2015-03-04 |
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| CB03 | Change of inventor or designer information |
Inventor after: Song Zuotao Inventor after: Yan Yong Inventor after: Dan Shuguang Inventor after: Jin Quanguo Inventor before: Yan Yong Inventor before: Dan Shuguang Inventor before: Song Youtao Inventor before: Jin Quanguo |
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Free format text: CORRECT: INVENTOR; FROM: YAN YONG DAN SHUGUANG SONG YOUTAO JIN QUANGUO TO: SONG ZUOTAO YAN YONG DAN SHUGUANG JIN QUANGUO |
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Inventor after: Song Zuotao Inventor after: Yan Bing Inventor after: Dan Shuguang Inventor after: Jin Quanguo Inventor before: Song Zuotao Inventor before: Yan Yong Inventor before: Dan Shuguang Inventor before: Jin Quanguo |
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Effective date of registration: 20201209 Address after: 232000 No.56 brewery Road, Huainan Economic and Technological Development Zone, Anhui Province Patentee after: HUAINAN YISHENG BEER Co.,Ltd. Address before: No.6, white rabbit Industrial Park, Jurong City, Zhenjiang City, Jiangsu Province Patentee before: JIANGSU JIUWEI HIGH PRESSURE VESSEL MANUFACTURE Co.,Ltd. |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A stiffener type high pressure gas cylinder doped with chopped carbon fiber Effective date of registration: 20211014 Granted publication date: 20150304 Pledgee: Huainan Tongshang Rural Commercial Bank Co.,Ltd. Development Zone sub branch Pledgor: HUAINAN YISHENG BEER Co.,Ltd. Registration number: Y2021980010695 |
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