CN103206612B - Light-metal-lined composite cylinder fully-wrapped with basalt fiber, and production process thereof - Google Patents
Light-metal-lined composite cylinder fully-wrapped with basalt fiber, and production process thereof Download PDFInfo
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- CN103206612B CN103206612B CN201310071153.0A CN201310071153A CN103206612B CN 103206612 B CN103206612 B CN 103206612B CN 201310071153 A CN201310071153 A CN 201310071153A CN 103206612 B CN103206612 B CN 103206612B
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- basalt fibre
- weight portion
- epoxy resin
- metal liner
- light metal
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Abstract
Disclosed are a light-metal-lined composite cylinder fully-wrapped with basalt fiber, and a production process thereof. The light-metal-lined composite cylinder fully-wrapped with basalt fiber comprises a light metal liner, a basalt fiber wrapping layer composited with epoxy resin material, and a protective glue layer. The basalt fiber wrapping layer is wrapped on the outer surface of the light metal liner and is integrally bonded with the light metal liner through the epoxy resin material inside the basalt fiber wrapping layer. The protective glue layer is coated on the outer surface of the basalt fiber wrapping layer. The light-metal-lined composite cylinder full-wrapped with basalt fiber has reasonable stress field distribution, is guaranteed to bear the largest bursting pressure at the lowest consumption of fiber, and has lasting fine airtightness and optimal safety. The linear is tightly bonded with the basalt fiber composite through the resin material in the wrapping layer, so that the problem that the interface between the metal liner and the composite cracks when the existing composite cylinder is charged or discharged is solved. Charging-discharging cycle performance of the composite cylinder is improved effectively.
Description
Technical field
The present invention relates to a kind of light metal liner basalt fibre and be entirely wound around composite cylinder and manufacturing process thereof, composite cylinder is used for store various types pressurized gas in a high voltage state.
Background technique
Basalt fibre be basalt building stones after 1450 DEG C ~ 1500 DEG C meltings, by the continuous fiber of platinum-rhodium alloy bushing high speed pulling.Be similar to glass fibre, its performance is between high strength S glass fibre and alkali-free E glass fibre.Basalt fibre has higher tensile strength, more lower slightly than carbon fiber, but higher than general glass fibre and aramid fibre, is desirable reinforcing material.Because its cost and E-glass fibre are suitable, than S-glass fibre and AR-glass fibre much lower, its main performance index is but better than traditional silicon-lead glass fiber, even close to the aluminum silicate fiber that price is more expensive.Basalt fibre has more stable chemical property compared with E-glass fibre.Importantly basalt fibre has higher alkali resistant corrosion, and this just improves reliability and the utilization efficiency of basalt fibre use greatly.The moisture absorption of basalt fibre is low, and its absorption coerfficient is less than 1%, and the material absorption coerfficients such as glass fibre are 10% ~ 20%.And wettability power does not change in time, this guarantees its thermostability in use, long lifetime and environment compatibility.
Production technology and the technology of basalt fibre are different from glass fibre, its main feature is: basalt fibre adopts the pure natural basalt ore of one pack system to produce, substantially auxiliary material (except needing for preferred orientation to produce except extraordinary basalt fibre) is not added in melting process, production process low-carbon environment-friendly, glass fibre is artificial batching.
Basalt resource is unlimited, with low cost, prepared by its fibre pres container have better price performance.
Basalt fibre and various types of resins compound tense in addition, has stronger bonding strength than glass fibre, carbon fiber.The composite material made with basalt fibre is suitable with E glass fibre in intensity, but Young's modulus has clear superiority in various fiber.
Research shows, no matter be for vntreated fiber, or with the fiber of organosilicon drilling additives process, basalt fibre is all higher than the bonding strength of E glass fibre and identical epoxy group with the bonding strength of epoxy resin, therefore can be produced on the complex-shaped container of Long-Time Service under high pressure, chemistry and thermal stress environment with it.
Summary of the invention
The object of the present invention is to provide a kind of Novel light metal inner lining basalt to be entirely wound around composite cylinder and manufacturing process thereof, make composite cylinder have weight light as far as possible, and the requirement of the gas cylinder standard ISO 11439 representing international most advanced level can be met.
A kind of light metal liner basalt fibre provided by the invention is entirely wound around composite cylinder and comprises: a light metal liner; Be compounded with the basalt fibre winding layer of epoxide resin material, this basalt fibre winding layer is formed on described light metal liner outer surface, and by the epoxide resin material in this basalt fibre winding layer, itself and described light metal liner is closely bonded to one; And protection glue-line, is coated on described basalt fibre winding layer outer surface.
Wherein, described light metal liner is formed by oval calotte afterbody, shell portion, oval calotte neck and bottleneck successively smooth seamless link, arranges internal thread in this bottleneck.
The basalt fibre winding layer part be positioned on the shell portion of described light metal liner calculates gained thickness by circumferential winding layer and spiral wound by netting theory to be alternately entwined, and the basalt fibre winding layer part be positioned on described oval calotte tail end is spiral winding fibrous structure with the basalt fibre winding layer part be positioned on described oval calotte neck.
Described light metal liner can select aluminum alloy, magnesium alloy or titanium alloy liner etc.
Described protection glue-line is ultraviolet curing glue-line.Ultraviolet curing glue adopts bisphenol-A epoxy diacrylate, fatty acid modified epoxy diacrylate, aromatic polyether type polyurethane diacrylate, aliphatic poly ether-based polyurethane diacrylate, one or more in the organic substance such as acrylate (TPGDA) and TMPTA (TMPTA).
Be compounded with in the basalt fibre winding layer of epoxide resin material described, the volume content V of basalt fibre
fbe 0.63 ± 0.04.
The described basalt fibre be compounded with in the basalt fibre winding layer of epoxide resin material is the basalt fibre with organosilicon drilling additives process.
The described epoxide resin material be compounded with in the basalt fibre winding layer of epoxide resin material comprises following component: epoxy resin 100 weight portion, curing agent 60-90 weight portion, promoter 0.2-2 weight portion and plasticizer 10-30 weight portion.Described epoxy resin is bisphenol A type epoxy resin, as E55, E51, E44, E42.Described curing agent is aliphatic anhydride, as tetrahydrochysene phthalate anhydride, and methyl tetrahydrochysene phthalate anhydride, hexahydrophthalic acid anhydride, methyl hexahydrophthalic acid anhydride.Described promoter is tertiary amines promoter, as 2,4,6-tri-(dimethylamino methyl) phenol (DMP-30), and N, N-dimethyl benzylamine (BDMA), triethanolamine and dimethylaniline.Described plasticizer is aliphatic polyanhydride, as poly sebacic polyanhydride (PSPA), poly-adipic anhydride (PAPA) and poly-azelaic acid acid anhydride (PADA).
Above-mentioned light metal liner basalt fibre is wound around the manufacturing process of composite cylinder entirely, comprises the following steps:
S1. using light metal liner as core, basalt fibre bundle is pooled capital, directly through epoxy resin adhesive liquid impregnation, the basalt fibre after impregnation is wrapped on this light metal liner outer surface and forms base substrate by the number of plies designed by netting theory by fiber winding machine, stacking sequence entirely;
Wherein, the shell portion of this light metal liner adopts hoop and turn of the screw canoe, the remaining part of this light metal liner adopts spiral winding mode;
S2. this base substrate is put into curing oven solidifying, hydraulic pressure test rate of residual, under 30-60MPa pressure, " self-tightening " process is carried out to the composite cylinder after shaping;
S3. brush ultraviolet curing glue at skin, levelling, with ultraviolet light irradiation 5-150 minute.
In basalt fibre winding process, control epoxy resin adhesive liquid content, make fiber volume fraction V in layer of fibers
fbe 0.63 ± 0.04; The mean tension T=10-15 (N/ stock) of single-stranded fiber.
The basalt fibre of basalt fibre selection organosilicon drilling additives process, also can select vntreated basalt fibre.
The present invention adopts basalt fibre to be entirely wound around light metal liner and manufactures composite cylinder, with all thickness of hoop winding structure of reliable netting theory determination fiber-reinforced layer and the thickness of spiral winding structure, also finally determined the line style be wound around by the adjustment of core corner, winding angle and pole bore dia.Its composite cylinder manufactured has weight light as far as possible, meet rational Stress Field Distribution, ensure that composite cylinder can bear maximum bursting pressure using under minimum fiber consumption condition, the requirement of the gas cylinder standard ISO 11439 representing international most advanced level can be met.
Epoxy resin sizing material of the present invention has good pliability, good adhesive property is all had to basalt fibre and light metal alloy inner bag, there is after solidification excellent insulation, flexility, composite cylinder liner and basalt fiber composite material can be made closely to be bonded together, the problem that when solving existing composite cylinder inflation/deflation, metal inner tube and composite material interface ftracture, improves composite cylinder inflation/deflation cycle performance effectively.
Outermost surface is ultraviolet curing rubberised layer; it is high strength elastic body after solidification; and there is fabulous weatherability, the surface aesthetics of gas cylinder, surface hardness and wear resistance and impact resistance can be improved further, in routine use, fabulous protective action can be played by fiber winding layer.
Accompanying drawing explanation
Fig. 1 is that light metal liner basalt fibre of the present invention is wound around composite cylinder one example structure schematic diagram entirely.
Embodiment
Below in conjunction with embodiment's accompanying drawing, the present invention is further described in detail.
Composite cylinder shown in Fig. 1 is embodiment comprise: light metal liner 1, be compounded with the basalt fibre winding layer 2 of epoxide resin material and be coated on the ultraviolet curing glue-line 3 of described basalt fibre winding layer 2 outer surface.
This basalt fibre winding layer 2 is formed on described light metal liner 1 outer surface, and by the epoxide resin material in this basalt fibre winding layer, itself and described light metal liner 1 is closely bonded to one.In described basalt fibre winding layer 2, the volume content Vf of basalt fibre is 0.64.
Light metal liner 1 is formed by oval calotte afterbody, shell portion (namely in Fig. 1 between two perpendicular dot and dash line part), oval calotte neck and bottleneck successively smooth seamless link, arranges internal thread (not indicating in figure) in this bottleneck.The basalt fibre winding layer part be positioned on the shell portion of light metal liner 1 calculates gained thickness by circumferential winding layer and spiral wound by netting theory to be alternately entwined, and the basalt fibre winding layer part be positioned on described oval calotte tail end is spiral winding fibrous structure with the basalt fibre winding layer part be positioned on described oval calotte neck.
Composite cylinder shown in Fig. 1 manufacturing step as follows:
1. form aluminum liner 1 with 6061 aluminum alloys by traditional drawing, spinning and bottling technique, volume is 6.8L, and aluminum liner 1 is formed by oval calotte afterbody, shell portion, oval calotte neck and bottleneck successively smooth seamless link.
2. the epoxy resin adhesive liquid configured is injected glue groove, using aluminum liner 1 as core, pool capital with the basalt fibre bundle of organosilicon drilling additives process, epoxy resin adhesive liquid impregnation directly in glue groove, the basalt fibre after impregnation is wrapped on this aluminum liner 1 outer surface and forms base substrate by the number of plies designed by netting theory by fiber winding machine, stacking sequence entirely.
The shell portion of this aluminum liner 1 adopts hoop and turn of the screw canoe, and oval calotte afterbody and oval calotte neck adopt spiral winding, apply certain design tension force T during winding, and the number of plies that hoop is wound around is 8 layers, and the number of plies of spiral winding is 6 layers.In the circulation of aluminum liner 1 outer surface spiral winding, it is two-layer cross fiber layer in cross section, so the stacking sequence of basalt fibre winding layer is first be wound around 2 layers of hoop, according to the principle that hoop is wound around and spiral winding intersects, more successively winding circulation helical to, 2 layers of hoop, circulation helical to, 2 layers of hoop, circulation helical to, 2 layers of hoop.Hoop winding angle is 89.5o, and spiral winding angle is 11o.
The winding process parameter of basalt fibre winding layer:
Folded yarn number of share of stock is: N=3(issue/article), the cotton yarn tape sheet total number that spiral is wrapped over a circulation is: M=70 bar/circulation layer, and the yarn sheet width that spiral uniform thickness is wound around is: b
1=6.9mm/ bar, when hoop thickens winding, yarn sheet bandwidth is b
2=7mm/ bar.
The mean tension T=10-15 (N/ stock) of single-stranded fiber during winding, and in winding process, logical filament passing nozzle suitably controls epoxy resin adhesive liquid content, guarantees that fiber volume fraction is V
f=0.63 ± 0.04.
Wherein, epoxy resin adhesive liquid adopts bisphenol A type epoxy resin E51 100 weight portion, methyl tetrahydrochysene phthalate anhydride 70 weight portion, poly-azelaic acid acid anhydride 20 weight portion and DMP 30 promoter 0.5 parts by weight, fully stirs, mixes and make.
3. the base substrate of formation being put into curing oven is cured shaping, condition of cure: 120 DEG C/1h+150 DEG C/4h.
4. the base substrate after pair solidifying carries out hydrostatic test test rate of residual, then under pressure P=55MPa, carries out " self-tightening " process to composite cylinder.
5. brush ultraviolet curing glue at skin, ultraviolet curing glue is configured by 80 parts by weight of bisphenol A epoxy diacrylate and 20 weight portion TPGDA and forms, levelling (65 DEG C × 6min) ultraviolet light irradiation 5 minutes afterwards, obtains aluminum liner basalt fibre and is entirely wound around composite cylinder.
Above-mentioned aluminum liner basalt fibre is entirely wound around composite cylinder and has weight light as far as possible, and can meet the requirement of the ISO11439 standard representing international most advanced level.
Its key technical indexes is hydrostatic test pressure effect lower volume rate of residual V
δ≤ 1.5%;
Safety coefficient 3.6;
Fatigue life cycle N >=10000(time).
Above embodiment and enforcement describe object and are to describe the present invention in detail, can not be used for limiting the present invention, generally the various improvement done according to listed claim and description, equivalents, all should be included in the scope of the claims in the present invention.
Claims (2)
1. light metal liner basalt fibre is wound around a composite cylinder entirely, it is characterized in that comprising:
One light metal liner;
Be compounded with the basalt fibre winding layer of epoxide resin material, this basalt fibre winding layer is formed on described light metal liner outer surface, and by the epoxide resin material in this basalt fibre winding layer, itself and described light metal liner is closely bonded to one; And
Protection glue-line, this protection glue-line is ultraviolet curing glue-line, is coated on described basalt fibre winding layer outer surface; This ultraviolet curing glue is configured to by 80 parts by weight of bisphenol A epoxy diacrylate and 20 weight portion TPGDA;
Wherein, described light metal liner is formed by oval calotte afterbody, shell portion, oval calotte neck and bottleneck successively smooth seamless link; The basalt fibre winding layer part be positioned on described shell portion calculates gained thickness by circumferential winding layer and spiral wound by netting theory to be alternately entwined, the basalt fibre winding layer part be positioned on described oval calotte tail end is spiral winding fibrous structure with the basalt fibre winding layer part be positioned on described oval calotte neck, the hoop winding angle of basalt fibre is 89.5o, and spiral winding angle is 11o;
Basalt fibre in described basalt fibre winding layer is the basalt fibre with organosilicon drilling additives process.
2. composite cylinder as claimed in claim 1, is characterized in that: described light metal liner is aluminum alloy, magnesium alloy or titanium alloy liner.
3. composite cylinder as claimed in claim 1, is characterized in that: the epoxide resin material in described basalt fibre winding layer comprises epoxy resin 100 weight portion, curing agent 60-70 weight portion, promoter 0.2-0.5 weight portion and plasticizer 10-30 weight portion;
Wherein, described epoxy resin is bisphenol A type epoxy resin, and described curing agent is aliphatic anhydride, and described promoter is tertiary amines promoter, and described plasticizer is aliphatic polyanhydride;
The condition of cure of this epoxide resin material is that 120 DEG C/1h adds 150 DEG C/4h.
4. composite cylinder as claimed in claim 3, is characterized in that: described epoxide resin material comprises 100 parts by weight of bisphenol A type epoxy resin E51, methyl tetrahydrochysene phthalate anhydride 70 weight portion, poly-azelaic acid acid anhydride 20 weight portion and DMP 30 promoter 0.5 weight portion.
5. composite cylinder as claimed in claim 1, it is characterized in that: be compounded with in the basalt fibre winding layer of epoxide resin material described, the volume content Vf of basalt fibre is 0.63 ± 0.04.
6. light metal liner basalt fibre is wound around a composite cylinder manufacturing process entirely, comprises the following steps:
S1. using light metal liner as core, basalt fibre bundle is pooled capital, directly through epoxy resin adhesive liquid impregnation, the basalt fibre after impregnation is wrapped on this light metal liner outer surface and forms base substrate by the number of plies designed by netting theory by fiber winding machine, stacking sequence entirely;
Wherein, the shell portion of this light metal liner adopts hoop and turn of the screw canoe, this light metal liner oval calotte afterbody, oval calotte neck adopt spiral winding mode, and hoop winding angle is 89.5o, and spiral winding angle is 11o;
This epoxy resin adhesive liquid comprises epoxy resin 100 weight portion, curing agent 60-70 weight portion, promoter 0.2-0.5 weight portion and plasticizer 10-30 weight portion; Described epoxy resin is bisphenol A type epoxy resin, and described curing agent is aliphatic anhydride, and described promoter is tertiary amines promoter
,described plasticizer is aliphatic polyanhydride;
S2. this base substrate is put into curing oven solidifying, condition of cure is that 120 DEG C/1h adds 150 DEG C/4h; To the base substrate hydraulic pressure test rate of residual after solidifying, then under 30-60MPa pressure, " self-tightening " process is carried out to the composite cylinder after shaping;
S3. brush ultraviolet curing glue at skin, levelling, with ultraviolet light irradiation 5-150 minute; This ultraviolet curing glue is configured to by 80 parts by weight of bisphenol A epoxy diacrylate and 20 weight portion TPGDA.
7. technique as claimed in claim 6, is characterized in that: the mean tension T=10-15 (N/ stock) of single-stranded fiber during winding; In basalt fibre winding process, control epoxy resin adhesive liquid content, make fiber volume fraction Vf in layer of fibers be 0.63 ± 0.04.
8. technique as claimed in claim 6, it is characterized in that: in step S1, described epoxy resin adhesive liquid comprises 100 parts by weight of bisphenol A type epoxy resin E51, methyl tetrahydrochysene phthalate anhydride 70 weight portion, poly-azelaic acid acid anhydride 20 weight portion and DMP 30 promoter 0.5 weight portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310071153.0A CN103206612B (en) | 2013-03-06 | 2013-03-06 | Light-metal-lined composite cylinder fully-wrapped with basalt fiber, and production process thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310071153.0A CN103206612B (en) | 2013-03-06 | 2013-03-06 | Light-metal-lined composite cylinder fully-wrapped with basalt fiber, and production process thereof |
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| CN103206612A CN103206612A (en) | 2013-07-17 |
| CN103206612B true CN103206612B (en) | 2015-07-01 |
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| CN103603949A (en) * | 2013-10-17 | 2014-02-26 | 沈阳中复科金压力容器有限公司 | Metal liner pressure container made of basalt fibers serving as reinforcing materials and preparation method of metal liner pressure container |
| CN104913185B (en) * | 2015-06-19 | 2017-03-15 | 沈阳中复科金压力容器有限公司 | Basalt fibre and carbon fiber hybrid composite compressed natural gas cylinder and preparation |
| WO2017149818A1 (en) * | 2016-03-04 | 2017-09-08 | 日産自動車株式会社 | Structure body, and method for manufacturing structure body |
| CN108193338A (en) * | 2018-01-08 | 2018-06-22 | 浙江石金玄武岩纤维股份有限公司 | A kind of full winding composite cylinder basalt fibre yarn |
| CN108794987B (en) * | 2018-06-20 | 2021-04-20 | 深圳博元新材科技有限公司 | High-toughness epoxy composition and preparation method thereof |
| CN109838682B (en) * | 2019-03-04 | 2024-04-09 | 西华大学 | Compressed natural gas bottle with 35MPa aluminum alloy liner fully wrapped with basalt fibers |
| CN110594576A (en) * | 2019-09-25 | 2019-12-20 | 中材科技(成都)有限公司 | Processing method of fully-wound gas storage cylinder |
| CN110681996B (en) * | 2019-10-04 | 2020-10-30 | 广东亚江金属科技有限公司 | Oil drum, automatic production line for welding oil drum and welding method |
| CN111188989A (en) * | 2020-01-19 | 2020-05-22 | 山东联星能源集团有限公司 | Basalt composite material pressure gas cylinder for vehicle |
| CN111649226A (en) * | 2020-06-15 | 2020-09-11 | 安徽绿动能源有限公司 | Plastic liner fiber fully-wound gas cylinder and manufacturing method thereof |
| CN112097094A (en) * | 2020-09-09 | 2020-12-18 | 沈阳中钛装备制造有限公司 | Titanium alloy seamless gas cylinder and manufacturing method thereof |
| CN111947018B (en) * | 2020-09-25 | 2022-01-07 | 天津爱思达新材料科技有限公司 | Winding forming method of composite material gas cylinder with internal grid ribs |
| CN113290887A (en) * | 2021-04-27 | 2021-08-24 | 哈尔滨理工大学 | Ultraviolet light curing composite material pressure container and forming method |
| CN113883409A (en) * | 2021-08-31 | 2022-01-04 | 海鹰空天材料研究院(苏州)有限责任公司 | Aluminum alloy inner container high-pressure fully-wound gas cylinder with one end sealed and manufacturing method thereof |
| CN113970060B (en) * | 2021-10-25 | 2023-02-21 | 山东大学 | Intelligent monitoring basalt fiber gas cylinder |
| CN113790387B (en) * | 2021-11-16 | 2022-03-25 | 北京玻钢院复合材料有限公司 | Composite material gas cylinder and preparation method thereof |
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