CN103703298A - Pressure vessel - Google Patents
Pressure vessel Download PDFInfo
- Publication number
- CN103703298A CN103703298A CN201280034298.7A CN201280034298A CN103703298A CN 103703298 A CN103703298 A CN 103703298A CN 201280034298 A CN201280034298 A CN 201280034298A CN 103703298 A CN103703298 A CN 103703298A
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- China
- Prior art keywords
- interface unit
- pressurized container
- resin
- lined
- seat surface
- Prior art date
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J12/00—Pressure vessels in general
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C1/00—Pressure vessels, e.g. gas cylinder, gas tank, replaceable cartridge
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2201/00—Vessel construction, in particular geometry, arrangement or size
- F17C2201/01—Shape
- F17C2201/0104—Shape cylindrical
- F17C2201/0109—Shape cylindrical with exteriorly curved end-piece
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2201/00—Vessel construction, in particular geometry, arrangement or size
- F17C2201/05—Size
- F17C2201/056—Small (<1 m3)
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2201/00—Vessel construction, in particular geometry, arrangement or size
- F17C2201/05—Size
- F17C2201/058—Size portable (<30 l)
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2203/00—Vessel construction, in particular walls or details thereof
- F17C2203/06—Materials for walls or layers thereof; Properties or structures of walls or their materials
- F17C2203/0602—Wall structures; Special features thereof
- F17C2203/0604—Liners
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2203/00—Vessel construction, in particular walls or details thereof
- F17C2203/06—Materials for walls or layers thereof; Properties or structures of walls or their materials
- F17C2203/0602—Wall structures; Special features thereof
- F17C2203/0612—Wall structures
- F17C2203/0614—Single wall
- F17C2203/0619—Single wall with two layers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2203/00—Vessel construction, in particular walls or details thereof
- F17C2203/06—Materials for walls or layers thereof; Properties or structures of walls or their materials
- F17C2203/0634—Materials for walls or layers thereof
- F17C2203/0658—Synthetics
- F17C2203/066—Plastics
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2203/00—Vessel construction, in particular walls or details thereof
- F17C2203/06—Materials for walls or layers thereof; Properties or structures of walls or their materials
- F17C2203/0634—Materials for walls or layers thereof
- F17C2203/0658—Synthetics
- F17C2203/0663—Synthetics in form of fibers or filaments
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
- F17C2205/03—Fluid connections, filters, valves, closure means or other attachments
- F17C2205/0302—Fittings, valves, filters, or components in connection with the gas storage device
- F17C2205/0305—Bosses, e.g. boss collars
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2209/00—Vessel construction, in particular methods of manufacturing
- F17C2209/21—Shaping processes
- F17C2209/2109—Moulding
- F17C2209/2127—Moulding by blowing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2209/00—Vessel construction, in particular methods of manufacturing
- F17C2209/21—Shaping processes
- F17C2209/2154—Winding
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2209/00—Vessel construction, in particular methods of manufacturing
- F17C2209/22—Assembling processes
- F17C2209/227—Assembling processes by adhesive means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2221/00—Handled fluid, in particular type of fluid
- F17C2221/03—Mixtures
- F17C2221/032—Hydrocarbons
- F17C2221/035—Propane butane, e.g. LPG, GPL
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2223/00—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel
- F17C2223/01—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel characterised by the phase
- F17C2223/0146—Two-phase
- F17C2223/0153—Liquefied gas, e.g. LPG, GPL
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2260/00—Purposes of gas storage and gas handling
- F17C2260/01—Improving mechanical properties or manufacturing
- F17C2260/012—Reducing weight
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2260/00—Purposes of gas storage and gas handling
- F17C2260/03—Dealing with losses
- F17C2260/035—Dealing with losses of fluid
- F17C2260/036—Avoiding leaks
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention addresses the problem of providing a pressure vessel that can be sealed securely with a simple structure. The pressure vessel (1) comprises: a hollow resin liner (2) which is provided with a protruding neck (2c) and accommodates the gas or liquid; a mouthpiece member (3) installed on the inside of the neck (2c); a valve (6) installed inside the mouthpiece member (3); and a sealing member (7) provided between the resin liner (2) and the valve (6). The pressure vessel is characterized in that: the neck (2c) has a cylinder (11) that exhibits a cylindrical shape, an attachment seating surface (12a) provided on the upper end of the cylinder (11) where the sealing member (7) is attached, and an upright wall (13) that stands on the outside of the attachment seating surface (12a); and the sealing member (7) abuts against a portion of the valve (6) and the attachment seating surface (12a).
Description
Technical field
The present invention relates to the pressurized container of inventory of gas or liquid.
Background technique
As usining butane, propane etc., as main component, by compressing, can to hold liquescent gaseous fuel at normal temperature be known to liquefied petroleum gas (LPG) (Liquefied petroleum gas, LPG).By LPG is liquefied, 1/250 when its volume becomes gasifying gas, can preserve and carry with withstand voltage low pressure.As the material of storage LPG, so far generally adopt the pressurized container of steel and aluminum alloy system.But, although metal pressurized container has advantages of that intensity is high, reliability is high, yet exist weight to become heavy problem.
In view of such problem, in recent years, with the light weight of pressurized container, turn to object, proposed with the thin-walled pressure vessel (resin-lined) that is impregnated with the fibre reinforced layer coverage of synthetic resin system of resin, made afterwards the pressurized container of the composite structure of resin solidification.For example, the pressurized container that patent documentation 1 is recorded is by forming with lower member: resin-lined; Fiber-reinforced resin layer (FRP layer), it strengthens this resin-lined outer surface; And metal interface unit, its outside to resin-lined and fiber-reinforced resin layer is outstanding, and becomes the note row mouthful of LPG.On the inner peripheral surface of the cylinder portion of interface unit, be formed with for example internal thread, valve is fastened on this internal thread, from valve, inject or the LPG of the inside of head pressure container.
Technical paper formerly
Patent documentation
Patent documentation 1: TOHKEMY 2007-10004 communique
Summary of the invention
The problem that invention will solve
Due to resin-lined different with the material of interface unit, therefore, for gas or liquid, not leaking and these parts are seamlessly engaged not is to be easy to.On the other hand, when making seal structure complex for fear of leakage, exist manufacturing operation to become problem that numerous and diverse or manufacture cost increases.And when seal structure complex, it is difficult that the management of maintenance or hermetic unit also becomes.
The present invention makes in order to address the above problem, and the object of this invention is to provide a kind of pressurized container that uses easy structure reliable sealing.
For solving the technological scheme of problem
In order to solve above-mentioned problem, the present invention is a kind of pressurized container, and described pressurized container has: hollow resin-lined, and it has outstanding neck, and for taking in gas or liquid; Interface unit, it is arranged on the inner side of described neck; Assembly, it is arranged on the inner side of described interface unit; And sealed member, it is arranged between described resin-lined and described assembly, and described pressurized container is characterised in that, and described neck has: cylinder portion, it is tubular; Seat surface is installed, and it is arranged on the upper end of described cylinder portion and for described sealed member is installed; With erect wall, it erects in the outside of described installation seat surface, described sealed member is connected to a part and the described installation seat surface of described assembly.
According to this structure, only, by sealed member being folded between resin-lined installation seat surface and assembly, just can prevent reliably the leakage of gas or liquid.And, by the arranged outside seat surface is installed, erect wall, can improve thus the installation of sealed member.And, by setting, erect wall, can prevent that sealed member overflows when interior pressure acts on pressurized container.And, due to sandwiched sealed member between resin-lined and assembly, just can Visual Confirmation sealed member as long as therefore take off assembly.Thus, the management of maintenance or hermetic unit becomes easy.
And the present invention is a kind of pressurized container, described pressurized container has: hollow resin-lined, and it has outstanding neck, and for taking in gas or liquid; Interface unit, it is arranged on the inner side of described neck; Accessory, it is arranged on the inner side of described interface unit; Assembly, it is arranged on the inner side of described accessory; And sealed member, it is arranged between described resin-lined and described accessory, and described pressurized container is characterised in that, and described neck has: cylinder portion, it is tubular; Seat surface is installed, and it is arranged on the upper end of described cylinder portion and for described sealed member is installed; With erect wall, it erects in the outside of described installation seat surface, described sealed member is connected to a part and the described installation seat surface of described accessory.
According to this structure, only, by sealed member being folded between resin-lined installation seat surface and accessory, just can prevent reliably the leakage of gas or liquid.And, by accessory being set between interface unit and assembly, can tackle various assemblys.And, by the arranged outside seat surface is installed, erect wall, can improve the installation of sealed member.And, by setting, erect wall, can prevent that sealed member overflows when interior pressure acts on pressurized container.And, due to sandwiched sealed member between resin-lined and assembly, as long as thereby take off assembly and accessory just can Visual Confirmation sealed member.Thus, the management of maintenance or hermetic unit becomes easy.
And preferably, described interface unit has: the lip part of ring-type; With the protuberance of tubular, this protuberance is outstanding on the interior week of described lip part, is provided with the large-diameter portion of extension setting on radial direction in the periphery of described protuberance, and described large-diameter portion is disposed at the below of described installation seat surface.
According to this structure, because resinous installation seat surface is supported by the large-diameter portion of metal interface unit, thereby can improve the intensity that seat surface is installed.Thus, can improve the durability of hermetic unit.
And preferably, described assembly has: main body cylinder portion, it engages with described joining part; And press part, it stretches out laterally from described main body cylinder portion, and erects the upper end of wall and the upper end of described interface unit described in covering, and extends and be provided with the supporting portion that erects the outside of wall described in being configured on described press part.
According to this structure, because the outside erecting wall disposes supporting portion, thereby can prevent from erecting wall when resin-lined or outside is swung to by cylinder portion when interior pressure acts on.
And preferably, described accessory has: base portion, it engages and is provided with described assembly with described interface unit; And press part, it stretches out laterally from described base portion, and erects the upper end of wall and the upper end of described interface unit described in covering, and extends to be provided with to be configured in the described supporting portion that erects the outside of wall on described press part.
According to this structure, even in the situation that adopting accessory, because the outside erecting wall disposes supporting portion, thereby also can prevent from erecting when resin-lined outside wall or cylinder portion swing to when interior pressure acts on.
And, preferably, in the periphery of described interface unit, be provided with groove, in described groove, be filled with and form described resin-lined resin.According to this structure, owing to can limiting interface unit with respect to resin-lined rotation, therefore can improve resin-lined and associativity interface unit.
And, preferably, at described interface unit and be describedly formed with the coating forming by coating powder between resin-lined.According to this structure, can improve interface unit and resin-lined associativity.
Invention effect
According to the pressurized container the present invention relates to, can seal on enough easy reliable in structure ground.
Accompanying drawing explanation
Fig. 1 is the sectional view that the biopsy cavity marker devices of the pressurized container that the first mode of execution relates to is shown.
Fig. 2 illustrates the sectional view that the pith of the pressurized container that the first mode of execution relates to amplifies.
Fig. 3 is the figure that the interface unit that the first mode of execution relates to is shown, and (a) is stereogram, is (b) plan view.
Fig. 4 is the sectional view along the A-A line in Fig. 2.
Fig. 5 illustrates the schematic sectional view that interface unit in the manufacture method of the pressurized container that the first mode of execution relates to keeps operation.
Fig. 6 is the schematic sectional view that the matched moulds operation in the manufacture method of the pressurized container that the first mode of execution relates to is shown.
Fig. 7 is the schematic sectional view that the blowing operation in the manufacture method of the pressurized container that the first mode of execution relates to is shown.
Fig. 8 illustrates the sectional view that the pith of the pressurized container that variation relates to amplifies.
Fig. 9 illustrates the sectional view that the pith of the pressurized container that the second mode of execution relates to amplifies.
Figure 10 illustrates the sectional view that the pith of the pressurized container that variation relates to amplifies.
Embodiment
［ the first mode of execution ］
The mode of execution that present invention will be described in detail with reference to the accompanying.As shown in Figure 1, the pressurized container 1 that present embodiment relates to mainly consists of following parts: resin-lined 2; Interface unit 3, it is formed on resin-lined 2 end; Coating 4, it is formed on the outer circumferential face of interface unit 3; Fiber-reinforced resin layer 5, the periphery of its covering resin liner 2; Valve 6, it is arranged on interface unit 3; With sealed member 7.Pressurized container 1 is for example to take in inside the container of liquid or gas.
As depicted in figs. 1 and 2, resin-lined 2 is that resin is made, and inside is hollow.Resin-lined 2 material is not particularly limited, yet can, according to the kind of the gas of taking in or liquid, use such as polyethylene (PE), high density polyethylene (HDPE) (HDPE), polyamide, polyketone, polyphenylene sulfide (PPS) etc.By with resin-shaped resin liner, can realize lightweight.
In the present embodiment, resin-lined 2 consist of following part: tubular main part 2a; Shoulder 2b, it has the curved surface of the tip side that forms main part 2a; With neck 2c, it is outstanding towards central axis C direction from shoulder 2b.Resin-lined 2 shape is not particularly limited, for example, can be spherical.
As shown in Figure 2, neck 2c has: cylinder portion 11, extension 12 and erect wall 13.Cylinder portion 11 is cylindric, and side is provided with interface unit 3 within it.
Extension 12 along the internal surface of cylinder portion 11 to the inside (central axis C direction) stretch out.The upper surface of extension 12 becomes the installation seat surface 12a that sealed member 7 is installed.Seat surface 12a is installed becomes the plane that there is no joint line, and overlooks and while observing, form ring-type.
Erect wall 13 and be formed at the outside that seat surface 12a is installed.Erect wall 13 outstanding upward from the upper end of cylinder portion 11, and when overlooking observation, form ring-type.When analysing and observe observation, erect the rectangle that is shaped as of wall 13.
As Fig. 2, Fig. 3 (a) with (b), interface unit 3 by the lip part 21 of ring-type and on lip part 21 outstanding protuberance 22 form.Interface unit 3 is metal, and side is provided with valve 6 within it.
Inner peripheral surface at protuberance 22 is formed with for the internal thread of valve 6 is installed.On protuberance 22, be formed with and on radial direction, extend the large-diameter portion 23 arranging.When overlooking observation, the periphery of large-diameter portion 23 becomes circular.Large-diameter portion 23 is the positions that covered by resin-lined 2 neck 2c.After moulding, as shown in Figure 2, under extension 12, dispose large-diameter portion 23.
On the outer circumferential face of large-diameter portion 23, on circumferentially, be equally spaced formed with a plurality of grooves 25.As shown in Figure 4, groove 25 is for forming resin-lined 2 resin and limit interface unit 3 with respect to the position of resin-lined 2 rotation by being filled.The horizontal section of groove 25 is rectangulars, along projected direction (inject and discharge direction) the extension setting of protuberance 22.
In the present embodiment, the top of groove 25 (the projected direction side of protuberance 22) opened wide.Thus, when to groove 25 interior potting resin, because air is easily discharged, thereby be difficult for forming air trapping in the inside of groove 25.Groove 25 forms in the present embodiment in the above described manner, yet so long as limit interface unit 3 with respect to the shape of resin-lined 2 rotation by potting resin liner 2, is not limited to above-mentioned shape.For example, groove 25 also can only arrange at least one.And in the present embodiment, the projected direction side of the protuberance 22 of groove 25 is opened wide, yet it can be also the shape of sealing.And groove 25 is hollowed out conglobate shape as pit.
And, on protuberance 22, be formed with the lip part 26 stretching out laterally.Lip part 26 forms discoideus.Lip part 26 is to cover to prevent that by the resin by forming resin-lined 2 interface unit 3 is with respect to resin-lined 2 positions that come off.
In addition, interface unit 3 is not limited to described shape.For example also can omit large-diameter portion 23, groove 25 and lip part 26.
The manufacture method of interface unit 3 is not particularly limited, in the present embodiment, one-body molded by forging.By forging, when shaping groove 25, do not need cutting, thereby during can omitting manufacture and operation.
As shown in Figure 2, coating 4 forms by coating powder, for example, be the adhesive layer consisting of polyolefin-based resins.Coating 4 is coated on the internal surface of resin-lined 2 parts that contact with interface unit 3 and groove 25.By forming coating 4, can improve resin-lined 2 with the cementability (associativity) of interface unit 3.
For example, and as the pretreatment of carrying out powder coating, expectation effects on surface carries out surface roughening,, also can carry out the coating of sandblast, shot-peening, chemical treatments etc.And, so long as improve resin-lined 2 with the associativity of interface unit 3, can use other binder to form coating 4.
Fiber-reinforced resin layer 5 is FRP(fiber-reinforced plastic), form the periphery of covering resin liner 2.Fiber-reinforced resin layer 5 is such as using winding filament method, manual coating method etc., arranging by the stacked fabric that is impregnated with resin.
As the resin for fiber-reinforced resin layer 5, because intensity is high, thereby be generally that epoxy is resin.Seeking, in the situation etc. of thermostability, also can to use benzene phenol resin.Formation method about fiber-reinforced resin layer 5, is not particularly limited, and but, can keep the continuity of fiber and the winding filament method that can easily realize high strength and can realize thin-walled property is preferred.
As shown in Figure 2, valve 6 screws togather with the inner side of interface unit 3.Valve 6 consists of main body cylinder portion 31 and the press part 32 of stretching out laterally from the periphery of main body cylinder portion 31.In the inside of main body cylinder portion 31, be formed with the intercommunicating pore 31a with resin-lined 2 internal communication.Periphery in main body cylinder portion 31 is formed with the outside thread screwing togather with interface unit 3.Press part 32 forms discoideus, with the external diameter larger than the external diameter of sealed member 7, forms and covers sealed member 7.In the present embodiment, press part 32 is to form with the equal radius of neck 2c.Valve 6 is equivalent to claims " assembly "." assembly " so long as be arranged on the parts on described neck 2c, such as can be also joint component etc.
Sealed member 7 is O shape rings, is arranged on and installs on seat surface 12a.Sealed member 7 is the gas of inside or the parts of leak of liquid that prevent from being stored in pressurized container 1.In the present embodiment, sealed member 7 is connected to the lower surface 32a that seat surface 12a and press part 32 are installed.In addition, except seat surface 12a and lower surface 32a are installed, sealed member 7 can also be connected to the protuberance 22 of interface unit 3 and erect at least one party in the internal surface 13a of wall 13.Thus, can prevent more reliably the leakage of gas or liquid.
Below, the manufacture method of the pressurized container that present embodiment is related to describes.Manufacture method about pressurized container, is not particularly limited, yet in the present embodiment, exemplifies situation about manufacturing by blow moulding and forming.In the manufacture method of pressurized container, carry out interface unit and keep operation, parison to supply with operation, matched moulds operation, blowing operation, fiber-reinforced resin formable layer operation and parts installation procedure.
Fig. 5 illustrates the schematic sectional view that interface unit in the manufacture method of the pressurized container that present embodiment relates to keeps operation.Fig. 6 is the schematic sectional view that the matched moulds operation in the manufacture method of the pressurized container that present embodiment relates to is shown.Fig. 7 is the schematic sectional view that the blowing operation in the manufacture method of the pressurized container that present embodiment relates to is shown.
At interface unit, keep, in operation, as shown in Figure 5, interface unit 3 being arranged on blowing device 41.Powder coating is implemented on the surface of docking port parts 3 in advance.Blowing device 41 mainly consists of urceolus portion 42, inner cylinder portion 43, blow needle 44 and ball B.Interface unit 3 is installed into the protuberance 22 of interface unit 3 and the end of urceolus portion 42 is opposed.By inner cylinder portion 43 and blow needle 44 are inserted in the protuberance 22 of interface unit 3, and ball B is extruded laterally, blowing device 41 is locked thus.On the other hand, when blow needle 44 is shunk back, ball B moves to the inside and unlocks.Blowing device 41 so long as can simple-mounting-dismounting, can be also other structure with interface unit 3.
At parison, supply with in operation, to the outside of interface unit 3 and to the parison P that supplies with tubular between the 1st mould K1 described later and the 2nd mould K2.In addition, in Fig. 5 and Fig. 6, for convenience of explanation, omitted describing of parison.
In matched moulds operation, as shown in Figure 6, by the 1st mould K1 and the 2nd mould K2, carry out matched moulds.The internal surface K1a of the end of the 1st mould K1 is hollowed out into semicircle shape with the internal surface K2a of the end of the 2nd mould K2 in the mode of being close to urceolus portion 42.By carrying out matched moulds, form the chamber being surrounded by the internal surface K1a of interface unit 3, ridge end face 52b, ridge outer surface 52c, outside end face 51b, the 1st mould K1 and the internal surface K2a of the 2nd mould.By the neck 2c of this chamber moulding resin liner 2.
As shown in Figure 7, in blowing operation, to blow needle 44 air supplies, parison P is transferred on the 1st mould K1 and the 2nd mould K2.Parison P is the resin of melting, and being becomes resin-lined 2 material afterwards.The pressure of the air during by blow moulding and forming, flows parison P, fills reliably parison P in described chamber.
After blowing finishes, the demoulding is carried out in the outside that makes blow needle 44 move back to the 1st mould K1 and the 2nd mould K2.Thus, forming will resin-lined 2 and the integrated composite part of interface unit 3.
In fiber-reinforced resin formable layer operation, omitted concrete diagram, yet, for example, for the composite part of moulding in blowing operation, by winding filament method, in resin-lined 2 periphery, form fiber-reinforced resin layer 5.
In parts installation procedure, on installation seat surface 12a, sealed member 7 is installed, and valve 6 and interface unit 3 are screwed togather.By above operation mineralization pressure container 1.
The manufacture method of pressurized container 1 is not limited to described operation.In the present embodiment, by blow moulding and forming, manufacture, yet, for example also can, after interface unit 3 is embedded in mould, utilize injection moulding, rotational forming etc. to carry out molding procedure.
According to pressurized container 1 described above, only, by sealed member 7 being folded between resin-lined 2 installation seat surface 12a and valve 6, just can prevent reliably the leakage of gas or liquid.And, by the arranged outside seat surface 12a is installed, erect wall 13, the location of sealed member 7 is become easily, can improve the installation of sealed member 7.And, because setting erects wall 13, therefore can prevent that sealed member 7 overflows to outside when interior pressure acts on pressurized container 1.And the press part 32 that erects wall 13 and valve 6 by use covers sealed member 7, sunlight can not shine directly into sealed member 7, therefore can prevent the deteriorated of sealed member 7.
And, due to resin-lined 2 and valve 6 between sandwiched sealed member 7, therefore, just can Visual Confirmation sealed member 7 as long as take off valve 6.Thus, the management of maintenance or hermetic unit becomes easy.And, can prevent that sealed member 7 is twisted when screwing togather valve 6, therefore can avoid sealability when mounted to decline.
And, owing to utilizing the large-diameter portion 23 of metal interface unit 3 to support the extension 12 with resinous installation seat surface 12a, therefore can improve extension 12(seat surface 12a is installed) intensity.Thus, can improve the durability of sealed member.
And, in the periphery of interface unit 3, be provided with groove 25, in groove 25, be filled with the resin that forms resin-lined 2, therefore can limit interface unit 3 with respect to resin-lined 2 rotation.Thus, can improve resin-lined 2 with the associativity of interface unit 3.
Here, when joint line is positioned at the position that disposes sealed member 7, probably at sealed member, produces gap and cause sealability to decline.According to the manufacture method of present embodiment, by the 1st mould K1 and the 2nd mould K2, at the outer circumferential face of cylinder portion 11, be formed with at least two joint lines, yet do not form joint line at installation seat surface 12a with the internal surface 13a that erects wall 13.As shown in Figure 6, seat surface 12a being installed utilizes the ridge end face 52b of ridge 52 to carry out moulding.And the internal surface 13a that erects wall 13 utilizes the ridge outer surface 52c of ridge 52 to carry out moulding.That is to say, because ridge end face 52b and ridge outer surface 52c are all continuous ring-type, thereby on their face, can not form joint line when moulding.Thus, according to the manufacture method of the pressurized container of present embodiment and pressurized container 1, can further improve sealability.
Above embodiments of the present invention are described, yet can in the scope that does not deviate from purport of the present invention, suitably carry out design alteration.For example, the upper end of large-diameter portion 23 tilts downwards in the present embodiment, yet also can vertically extend setting with protuberance 22.
Fig. 8 illustrates the sectional view that the pith of the pressurized container that variation relates to amplifies.As shown in Figure 8, in the pressurized container 1A relating in variation, on valve 6A, be formed with supporting portion 33 these one side different from described mode of execution.And, on interface unit 3A, do not form large-diameter portion 23 different from described mode of execution with lip part 26 these one side.
The end side of 33Cong press part, supporting portion 32 is sagging downwards, and is configured in respect to central axis C by erecting the position in the outside of wall 13.Supporting portion 33 is rectangular when analysing and observe observation, forms ring-type when overlooking observation.Supporting portion 33 is longer than erecting wall 13, and from press part, 32 extend the top that is set to a portion 11.The inner peripheral surface of supporting portion 33 can contact with the outer circumferential face that erects wall 13, also can separate a little.And, erect wall 13 and can contact with press part 32, also can separate a little.And as long as supporting portion 33 is configured in the outside that erects wall 13, the length of supporting portion 33 also can be set as erecting below the length of wall 13.
Owing to disposing metal supporting portion 33 in the resinous outside that erects wall 13, therefore can prevent from erecting wall 13 or cylinder portion 11 and swing to outside when interior pressure acts on resin-lined 2, and can realize the raising of the durability of pressurized container 1A.
［ the second mode of execution ］
As shown in Figure 9, these are different from the first mode of execution on the one hand accessory 61 is installed for the pressurized container 1B that the second mode of execution relates to.Pressurized container 1B is mainly by forming with lower member: resin-lined 2; Interface unit 3, it is formed on resin-lined 2 end; Coating 4, it is formed on the outer circumferential face of interface unit 3; Fiber-reinforced resin layer 5, the periphery of its covering resin liner 2; Accessory 61, it is arranged on the inner side of interface unit 3; Valve 71, it is arranged on the inner side of accessory 61; With sealed member 7.Parts and the first mode of execution except accessory 61 and valve 71 are roughly equal to, thereby describe centered by accessory 61 and valve 71.
The outer rim of 64Cong press part, supporting portion 63 is sagging downwards, is configured in respect to central axis C by erecting the position in the outside of wall 13.Supporting portion 64 is rectangular when analysing and observe observation, forms ring-type when overlooking observation.Supporting portion 64 is longer than erecting wall 13, and 63 extends the top that is set to a portion 11 from press part.The inner peripheral surface of supporting portion 64 can contact with the outer circumferential face that erects wall 13, also can separate a little.And, erect wall 13 and can contact with press part 63, also can separate a little.And as long as supporting portion 64 is configured in the outside that erects wall 13, the length of supporting portion 64 also can be set as erecting below the length of wall 13.
And, between the 72a of wedge portion and the base portion 62 of accessory 61, be folded with sealed member 65.Sealed member 65 is for example used sealing strip.
By in the second mode of execution of above-mentioned formation, also can play the effect being roughly equal to the first mode of execution.On the valve 6 using in the first embodiment, be formed with 32He supporting portion, press part 33, yet also have the valve that is not formed with 32He supporting portion, press part 33.Under these circumstances, by between interface unit 3 and valve 71, accessory 61 being set, can tackle various valves.
And, on accessory 61, be formed with the supporting portion 64 that is provided in the outside that erects wall 13, therefore can prevent from erecting wall 13 or cylinder portion 11 and swing to outside when interior pressure acts on resin-lined 2, and can realize the raising of the durability of pressurized container 1B.And, by sealed member 65 is set, can improve the sealing between accessory 61 and valve 71.
Figure 10 illustrates the sectional view that the pith of the pressurized container that variation relates to amplifies.As shown in figure 10, in pressurized container 1C, at the structure of valve 81 and sealed member 65, use O shapes to encircle that these are different from the second mode of execution on the one hand.
It is roughly cylindric that terminal part 82b is.Recess 82 с are the depressions that form on the outer circumferential face of the 82b of portion endways.In recess 82c, be equipped with sealed member (O shape ring) 65.
The inner peripheral surface 62a of the base portion 62 of accessory 61 and the outer circumferential face of terminal part 82b are opposed.Sealed member 65 is connected to inner peripheral surface 62a and recess 82c, can improve thus the sealing between accessory 61 and valve 81.
Label declaration
1: pressurized container;
2: resin-lined;
2a: main part;
2b: shoulder;
2c: neck;
3: interface unit;
4: coating;
5: fiber-reinforced resin layer;
6: valve (assembly);
7: sealed member;
11: cylinder portion;
12: extension;
12a: seat surface is installed;
13: erect wall;
21: lip part;
22: protuberance;
23: large-diameter portion;
25: groove;
31: main body cylinder portion;
32: press part;
33: supporting portion;
61: accessory;
62: base portion;
63: press part;
64: supporting portion;
71: valve;
72: main body cylinder portion;
81: valve;
82: main body cylinder portion;
K1: the 1st mould;
K2: the 2nd mould.
Claims (8)
1. a pressurized container, described pressurized container has:
Hollow resin-lined, it has outstanding neck, and for taking in gas or liquid;
Interface unit, it is arranged on the inner side of described neck;
Assembly, it is arranged on the inner side of described interface unit; With
Sealed member, it is arranged between described resin-lined and described assembly,
Described pressurized container is characterised in that,
Described neck has: cylinder portion, and it is tubular; Seat surface is installed, and it is arranged on the upper end of described cylinder portion and for described sealed member is installed; With erect wall, it erects in the outside of described installation seat surface,
Described sealed member is connected to a part and the described installation seat surface of described assembly.
2. a pressurized container, described pressurized container has:
Hollow resin-lined, it has outstanding neck, and for taking in gas or liquid;
Interface unit, it is arranged on the inner side of described neck;
Accessory, it is arranged on the inner side of described interface unit;
Assembly, it is arranged on the inner side of described accessory; With
Sealed member, it is arranged between described resin-lined and described accessory,
Described pressurized container is characterised in that,
Described neck has: cylinder portion, and it is tubular; Seat surface is installed, and it is arranged on the upper end of described cylinder portion and for described sealed member is installed; With erect wall, it erects in the outside of described installation seat surface,
Described sealed member is connected to a part and the described installation seat surface of described accessory.
3. pressurized container according to claim 1, is characterized in that,
Described interface unit has: the lip part of ring-type; With the protuberance of tubular, this protuberance is outstanding on the interior week of described lip part,
Periphery at described protuberance is provided with the large-diameter portion that extends setting on radial direction,
Described large-diameter portion is disposed at the below of described installation seat surface.
4. pressurized container according to claim 2, is characterized in that,
Described interface unit has: the lip part of ring-type; With the protuberance of tubular, this protuberance is outstanding on the interior week of described lip part,
Periphery at described protuberance is provided with the large-diameter portion that extends setting on radial direction,
Described large-diameter portion is disposed at the below of described installation seat surface.
5. according to the pressurized container described in claim 1 or 3, it is characterized in that,
Described assembly has:
Main body cylinder portion, it engages with described joining part; With
Press part, it stretches out laterally from described main body cylinder portion, and erects the upper end of wall and the upper end of described interface unit described in covering,
On described press part, extend and be provided with the supporting portion that erects the outside of wall described in being configured in.
6. according to the pressurized container described in claim 2 or 4, it is characterized in that,
Described accessory has:
Base portion, it engages and is provided with described assembly with described interface unit; With
Press part, it stretches out laterally from described base portion, and erects the upper end of wall and the upper end of described interface unit described in covering,
On described press part, extend to be provided with and be configured in the described supporting portion that erects the outside of wall.
7. pressurized container according to claim 1 and 2, is characterized in that,
Periphery at described interface unit is provided with groove,
In described groove, be filled with and form described resin-lined resin.
8. pressurized container according to claim 1 and 2, is characterized in that,
At described interface unit and be describedly formed with the coating forming by coating powder between resin-lined.
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2011154889 | 2011-07-13 | ||
| JP2011-154889 | 2011-07-13 | ||
| JP2011-229388 | 2011-10-19 | ||
| JP2011229388A JP5581295B2 (en) | 2011-07-13 | 2011-10-19 | Pressure vessel |
| PCT/JP2012/067202 WO2013008719A1 (en) | 2011-07-13 | 2012-07-05 | Pressure vessel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103703298A true CN103703298A (en) | 2014-04-02 |
| CN103703298B CN103703298B (en) | 2015-08-26 |
Family
ID=47506010
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201280034298.7A Active CN103703298B (en) | 2011-07-13 | 2012-07-05 | Pressurized container |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP5581295B2 (en) |
| CN (1) | CN103703298B (en) |
| WO (1) | WO2013008719A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105423121A (en) * | 2014-09-17 | 2016-03-23 | 丰田自动车株式会社 | High pressure tank |
| CN111649225A (en) * | 2020-05-26 | 2020-09-11 | 武汉理工大学 | Method for forming plastic inner container of fully-wound composite gas cylinder |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014222081A (en) * | 2013-05-13 | 2014-11-27 | 中国工業株式会社 | High pressure gas container |
| JP6235797B2 (en) * | 2013-06-06 | 2017-11-22 | 八千代工業株式会社 | Pressure vessel |
| JP2015113957A (en) * | 2013-12-13 | 2015-06-22 | 株式会社Fts | Mouthpiece structure of pressure container |
| JP6153475B2 (en) | 2014-01-10 | 2017-06-28 | 株式会社Fts | Pressure vessel base structure |
| JP6317163B2 (en) | 2014-04-09 | 2018-04-25 | 株式会社神戸製鋼所 | Pressure vessel |
| JP2016023654A (en) * | 2014-07-16 | 2016-02-08 | 株式会社Fts | Pressure vessel |
| CN104455411B (en) * | 2014-11-19 | 2016-10-05 | 朱苗君 | Pressure vessel |
| CN108953985B (en) * | 2018-08-06 | 2021-02-26 | 亚普汽车部件股份有限公司 | High-pressure composite container with sealing structure |
| KR20220156054A (en) | 2020-06-05 | 2022-11-24 | 엔오케이 가부시키가이샤 | sealing structure |
| FR3116322B1 (en) * | 2020-11-13 | 2023-06-16 | Faurecia Systemes Dechappement | Pressurized gas tank |
| EP4030095A1 (en) | 2021-01-13 | 2022-07-20 | Magna Energy Storage Systems GesmbH | Method for producing a hollow body |
| CN112810112A (en) * | 2021-02-10 | 2021-05-18 | 开能健康科技集团股份有限公司 | Liner structure and method for manufacturing same through blow molding |
| IT202100006806A1 (en) * | 2021-03-22 | 2022-09-22 | Carbon Cylinder S R L | HIGH PRESSURE CYLINDER WITH PLASTIC CORE AND COMPOSITE LINING AND RELATED PRODUCTION METHOD |
| FR3124570B1 (en) * | 2021-06-28 | 2024-04-19 | Faurecia Systemes Dechappement | Tank for pressurized gas |
| EP4141314A1 (en) * | 2021-08-27 | 2023-03-01 | MAGNA Energy Storage Systems GmbH | High pressure tank with a plastic coating boss section |
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| CN111649225A (en) * | 2020-05-26 | 2020-09-11 | 武汉理工大学 | Method for forming plastic inner container of fully-wound composite gas cylinder |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2013036603A (en) | 2013-02-21 |
| CN103703298B (en) | 2015-08-26 |
| WO2013008719A1 (en) | 2013-01-17 |
| JP5581295B2 (en) | 2014-08-27 |
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