CN110185918A - High-pressure composite containers - Google Patents

High-pressure composite containers Download PDF

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Publication number
CN110185918A
CN110185918A CN201910470109.4A CN201910470109A CN110185918A CN 110185918 A CN110185918 A CN 110185918A CN 201910470109 A CN201910470109 A CN 201910470109A CN 110185918 A CN110185918 A CN 110185918A
Authority
CN
China
Prior art keywords
end socket
metal
hole
stack shell
linkage section
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201910470109.4A
Other languages
Chinese (zh)
Other versions
CN110185918B (en
Inventor
姜林
刘亮
吕昊
周传军
胡正云
苏卫东
徐恪
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Yapp Automotive Parts Co Ltd
Original Assignee
Yapp Automotive Parts Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Yapp Automotive Parts Co Ltd filed Critical Yapp Automotive Parts Co Ltd
Priority to CN201910470109.4A priority Critical patent/CN110185918B/en
Publication of CN110185918A publication Critical patent/CN110185918A/en
Application granted granted Critical
Publication of CN110185918B publication Critical patent/CN110185918B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • F17C1/02—Pressure vessels, e.g. gas cylinder, gas tank, replaceable cartridge involving reinforcing arrangements
    • F17C1/04—Protecting sheathings
    • 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
    • F17C1/16—Pressure vessels, e.g. gas cylinder, gas tank, replaceable cartridge constructed of plastics materials
    • 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
    • F17C13/00—Details of vessels or of the filling or discharging of vessels
    • F17C13/005—Details of vessels or of the filling or discharging of vessels for medium-size and small storage vessels not under pressure
    • 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
    • F17C13/00—Details of vessels or of the filling or discharging of vessels
    • F17C13/06—Closures, e.g. cap, breakable member
    • 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
    • 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
    • F17C2201/03—Orientation
    • F17C2201/032—Orientation with substantially vertical main axis
    • 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
    • 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
    • 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
    • F17C2205/0311—Closure means
    • 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
    • F17C2209/2118—Moulding by injection
    • 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
    • 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
    • F17C2209/23—Manufacturing of particular parts or at special locations
    • F17C2209/234—Manufacturing of particular parts or at special locations of closing end pieces, e.g. caps
    • 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
    • F17C2221/01—Pure fluids
    • F17C2221/012—Hydrogen
    • 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
    • F17C2270/00—Applications
    • F17C2270/01—Applications for fluid transport or storage
    • F17C2270/0165—Applications for fluid transport or storage on the road
    • F17C2270/0184—Fuel cells
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/30—Hydrogen technology
    • Y02E60/32—Hydrogen storage

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)

Abstract

The invention discloses a kind of high-pressure composite containers comprising stack shell, the first end socket, the first metal end head, composite strengthening layer and bottle-jack valve；Wherein, bottleneck is provided on stack shell；First end socket is fixed at the end of stack shell, and the first through hole being connected to bottleneck is provided on the first end socket；The first metal end head is fixedly connected with the first end socket, and the second through-hole being connected to first through hole is provided on the first metal end head；The fixed outside for being wrapped in the first metal end head, the first end socket and stack shell of composite strengthening layer；Bottle-jack valve cooperates after sequentially passing through the second through-hole and first through hole with bottle sealing.High-pressure composite containers provided by the invention, the form combined by using the first end socket, the first metal end head and stack shell, the intensity and bearing capacity of the high-pressure composite containers end are improved, while sealing stability is improved by the cooperation of the first end socket, the first metal end head and bottleneck.

Description

High-pressure composite containers
Technical field
The present invention relates to a kind of clad vessel more particularly to a kind of high-pressure composite containers.
Background technique
It is increasingly stringent with emission regulation, push Some vehicles using natural gas, oil gas as alternative fuel.Its In, it uses operating pressure to realize zero-emission for the hydrogen cell automobile of 35MPa, 70MPa hydrogen storage high-pressure composite containers, is future One of development trend.Conventional metals liner composite cylinder has tired poor, at high cost, the production effect of corrosion-resistant poor, weighting, high pressure The problems such as rate is low.Plastic inner lining high-pressure composite containers can overcome disadvantages mentioned above, but guarantee metal termination, plastic casing, bottle-jack valve Between leakproofness, improve production efficiency, be challenge.
Fig. 1 is a kind of existing high-pressure plastic liner clad vessel comprising metal termination 1, plastic casing 2 and compound increasing Strong layer 3, metal termination 1 are preset in rotational moulding mould, and the plastic casing 2 of rotation molding connects metal termination 1 and forms liner, compound increasing The strong winding of layer 3 package liner forms high-pressure composite gas cylinder.Fig. 2 is the enlarged drawing in Fig. 1 at sealing structure, as shown in Fig. 2, metal End 1 is connect with plastic casing 2 by simple buckle-type, is easily being loosened after multiple pressure change so that leak, and nothing Method meets 70MPa high pressure.Meanwhile production efficiency is lower by the way of above-mentioned rotation molding, it is at high cost.
Summary of the invention
The object of the present invention is to provide a kind of high-pressure composite containers to be promoted close with solving above-mentioned the problems of the prior art Seal the bearing capacity of stability and high-pressure composite containers.
The present invention provides a kind of high-pressure composite containers, wherein includes:
Stack shell is provided with bottleneck on the stack shell；
First end socket, first end socket are fixed at the end of the stack shell, be provided on first end socket with The first through hole of the bottleneck connection；
The first metal end head, the first metal end head are fixedly connected with first end socket, the first metal end head On be provided with the second through-hole being connected to the first through hole；
Composite strengthening layer, the composite strengthening layer fixation are wrapped in the first metal end head, first end socket and institute State the outside of stack shell；
Bottle-jack valve, the bottle-jack valve are matched after sequentially passing through second through-hole and the first through hole with the bottle sealing It closes.
High-pressure composite containers as described above, wherein preferably, further include metal insert, set on the metal insert It is equipped with the third through-hole being connected to the first through hole；
Linkage section is provided on first end socket, the first through hole penetrates through the linkage section, and the metal insert is solid Surely it is embedded in the side wall of the linkage section.
High-pressure composite containers as described above, wherein preferably, be provided on the side wall of the metal insert multiple solid Determine hole.
High-pressure composite containers as described above, wherein it further include sealing ring preferably, the sealing ring fixed setting On the inner wall of the linkage section.
High-pressure composite containers as described above, wherein preferably, recess engaging portion is provided on first end socket, The first metal end head is fixedly connected by the recess engaging portion with first end socket.
High-pressure composite containers as described above, wherein preferably, the recess engaging portion includes rake and straight Portion, the linkage section are arranged on the flat part, and the linkage section extends to the direction close to the first metal end head.
High-pressure composite containers as described above, wherein further include the second end socket and the second metal termination, institute preferably State one end that the second end socket is fixed at the separate bottleneck on the stack shell, second metal termination and second envelope Head is fixedly connected.
High-pressure composite containers as described above, wherein preferably, second end socket and the stack shell are integrated into Type.
High-pressure composite containers provided by the invention, the shape combined by using the first end socket, the first metal end head and stack shell Formula, improves the intensity and bearing capacity of the high-pressure composite containers end, at the same by the first end socket, the first metal end head and The cooperation of bottleneck improves sealing stability.
Detailed description of the invention
Specific embodiments of the present invention will be described in further detail with reference to the accompanying drawing.
Fig. 1 is a kind of structural schematic diagram of existing high-pressure plastic liner clad vessel；
Fig. 2 is the enlarged drawing in Fig. 1 at sealing structure；
Fig. 3 is the structural schematic diagram of high-pressure composite containers provided in an embodiment of the present invention；
Fig. 4 is the structural schematic diagram of the first end socket；
Fig. 5 is the enlarged drawing in Fig. 3 at A；
Fig. 6 be the first end socket in another embodiment structural schematic diagram；
Fig. 7 is the structural schematic diagram of metal insert；
Fig. 8 is the enlarged drawing in Fig. 5 at B；
Fig. 9 is a kind of application state figure of metal insert in embodiment shown in fig. 6；
Figure 10 is another application state figure of metal insert in embodiment shown in fig. 6；
Figure 11 is another application state figure of metal insert in embodiment shown in fig. 6.
Description of symbols:
1- metal termination 2- plastic casing 3- composite strengthening layer
100- stack shell 110- bottleneck the first end socket of 200-
210- recess engaging portion 211- rake 212- flat part
220- linkage section 221- convex section 230- first through hole
300- the first metal end head 400- composite strengthening layer 500- bottle-jack valve
600- metal insert 610- fixation hole the second end socket of 700-
800- the second metal termination 900- sealing ring
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached The embodiment of figure description is exemplary, and for explaining only the invention, and is not construed as limiting the claims.
As shown in Fig. 3 to Figure 11, the embodiment of the invention provides a kind of high-pressure composite containers comprising stack shell 100, first End socket 200, the first metal end head 300, composite strengthening layer 400 and bottle-jack valve 500；Wherein, bottleneck 110 is provided on stack shell 100； First end socket 200 is fixed at the end of stack shell 100, is provided with the first through hole being connected to bottleneck 110 on the first end socket 200 230；The first metal end head 300 is fixedly connected with the first end socket 200, is provided on the first metal end head 300 and first through hole 230 Second through-hole of connection；The fixation of composite strengthening layer 400 is wrapped in the first metal end head 300, the first end socket 200 and stack shell 100 It is external；Bottle-jack valve 500 cooperates after sequentially passing through the second through-hole and first through hole 230 with the sealing of bottleneck 110.Compared with the existing technology For, by using the form that the first end socket 200, the first metal end head 300 and stack shell 100 combine, it is compound to improve the high pressure The intensity and bearing capacity of container end portion, while passing through the cooperation of the first end socket 200, the first metal end head 300 and bottleneck 110 Improve sealing stability.
Wherein, stack shell 100 is blow molding, whole pillared revolving body, the end on stack shell 100 at bottleneck 110 Face is plane；First end socket 200 is also ring-type, and can be welded in the plane of 100 end of stack shell, so as to equably hold By the high pressure inside stack shell 100.
Further, as shown in Fig. 3 to Fig. 5 and Fig. 7, which further includes metal insert 600, metal insert The third through-hole being connected to first through hole 230 is provided on 600；Linkage section 220, first through hole are provided on first end socket 200 230 perforation linkage sections 220, the fixation of metal insert 600 are embedded in the side wall of linkage section 220.Wherein, metal insert 600 is cylinder Shape, and the wall thickness of metal insert 600 is less than the wall thickness of linkage section 220, it is possible thereby to make linkage section 220 by metal insert 600 Fully wrapped around wherein specifically, the first end socket 200 is formed by Shooting Technique, forms first resin to be injected in mold During end socket 200, directly resin can be wrapped on metal insert 600, realize linkage section 220 and metal insert 600 Integrated molding, it is possible thereby to guarantee reliability of the metal insert 600 on linkage section 220.By the way that metal insert 600 is arranged, The intensity that can guarantee linkage section 220, when metal termination is connect with linkage section 220, it is also ensured that the first end socket 200 and gold Belong to the connection reliability of end.Further, since higher pressure can be transmitted when high-pressure bottle mesohigh gas extrusion stack shell 100 To the first end socket 200, make the first end socket 200 that high-intensitive extruding occur with metal termination, if the intensity of linkage section 220 compared with It is low, the deformation of linkage section 220 can be directly resulted in, high pressure gas leakage causes the security risk of container explosion, therefore, passes through setting Metal insert 600, in the case where the structure size of moulding process and linkage section 220 without changing linkage section 220, effectively Improve the structural strength of linkage section 220.
It should be noted that as shown in fig. 7, multiple fixation holes 610 can be set on the side wall of metal insert 600, when When to 600 injecting resin of metal insert to be integrally formed with the first end socket 200, resin can flow between each fixation hole 610, It is possible thereby to make resin Fast Filling to the inner side and outer side of metal insert 600, processing beat is improved, and resin can also be same When be molded in each fixation hole 610, it is possible thereby to resin inside and outside metal insert 600 is made to be connected by fixation hole 610, thus The reliability fixed to metal insert 600 is improved, the metal insert 600 when bearing high pressure is avoided to separate with resin, is caused pair The abrasion setting of linkage section 220 is cut.
Wherein, for the ease of the installation of bottle-jack valve 500, internal screw thread, bottle-jack valve can be set on the inner wall of linkage section 220 500 can be fixedly connected by internal screw thread with linkage section 220.
Further, as shown in Figure 5 and Figure 8, which further includes sealing ring 900, and the sealing ring 900 setting exists On the inner wall of linkage section 220, after the first through hole 230 on bottle-jack valve 500 and linkage section 220 cooperates, bottle-jack valve 500 can be incited somebody to action Sealing ring 900 is extruded between bottle-jack valve 500 and linkage section 220, thereby may be ensured that the sealing after bottle-jack valve 500 is installed.
Further, as shown in Figure 4 and Figure 5, recess engaging portion 210, the first metal end head are provided on the first end socket 200 300 are fixedly connected by the engaging portion 210 that is recessed with the first end socket 200.Wherein, recess engaging portion 210 be the first end socket 200 on to The region of 100 direction of stack shell recess, metal termination can be bonded with the face seal of recess engaging portion 210, as a result, the recess knot Conjunction portion 210 can provide space to increase metal termination in the axial length of stack shell 100, so that increase the moment of inertia is realized, Improve bearing capacity.
Specifically, in one embodiment, as shown in Figure 4 and Figure 5, recess engaging portion 210 includes rake 211 and straight Portion 212, linkage section 220 are arranged on flat part 212, and linkage section 220 extends to the direction close to the first metal end head 300. Wherein, screw thread can be set on the inner wall of the second through-hole on the first metal end head 300, it can also on the outer wall of linkage section 220 To be provided with screw thread, to can realize fixation by being threadedly engaged when the second through-hole is set on linkage section 220.Wherein, The tilting section with the sealing cooperation of rake 211 can be set on the first metal end head 300, and match with the sealing of flat part 212 The horizontal segment of conjunction.
In addition, the bottleneck 110 on stack shell 100 protrudes from the plane of 100 end of stack shell, the internal diameter of bottleneck 110 is greater than connection The outer diameter of section 220, it is possible thereby to extend flat part 212 to the direction at 110 center of bottleneck, thus compressing flat part 212 After on 110 end face of bottleneck, part blocking can be carried out to bottleneck 110, collide partial high pressure gas on flat part 212, Partial pressure is directly born by the first end socket 200 to realize, high pressure gas is avoided directly to pass through bottleneck 110 and first through hole It is directly collided on bottle-jack valve 500 after 230, bottle-jack valve 500 and sealing ring 900 is caused to accelerate to fail because of frequent pressure-bearing.
Further, rib is generated in outer surface after sketching end and the combination of stack shell 100 in order to avoid the first end socket 200, first Angle causes composite strengthening layer 400 to be wrapped on corner angle and the risk scratched occurs, the outer surface and first of the first end socket 200 The outer surface of metal termination 300 all can be arcwall face, it is complete continuous which can form one with the outer surface of stack shell 100 Arcwall face.
It should be noted that there is also the biggish bottle-jack valve 500 of axial dimension, which extends to stack shell 100 inside, such bottle-jack valve 500 can be enhanced sealing by the compressing of high pressure gas in stack shell 100, as shown in fig. 6, in this Shen In another embodiment please, internal stretch of the linkage section 220 to stack shell 100, the inner surface and bottle-jack valve 500 of linkage section 220 Cooperation, specifically, linkage section 220 can extend along axis to the direction of metal termination 300 to form convex section 221, the convex section 221 can connect with metal termination 300.After bottle-jack valve 500 is installed, linkage section 220 can be by the side wall of bottle-jack valve 500 Complete cladding, acts directly on most of pressure of the high pressure gas in stack shell 100 on linkage section 220, and passes through the first envelope First 200 entirety is born and is discharged, to improve the reliability of sealing.Simultaneously as being embedded with metal in linkage section 220 Inserts 600 can deform when bearing high pressure to avoid linkage section 220, improve the structural strength of linkage section 220.
Wherein, in one embodiment, as shown in figure 9, the fixation of metal insert 600 is embedded in the outer surface of linkage section 220 It is interior, and the flush with outer surface of the outer surface of metal insert 600 and linkage section 220.In another embodiment, as shown in Figure 10, The fixation of metal insert 600 is embedded in the inner surface of linkage section 220, and the inner surface of metal insert 600 and linkage section 220 is interior Flush, wherein be arranged on the inner wall of linkage section 220 due to sealing ring 900, in order to avoid gas is from metal insert 600 It is oozed out with the joint face of linkage section 220, sealing ring 900 is arranged on linkage section 220 far from one end inside stack shell 100, and gold Belong to inserts 600 and maintains distance close to one end of sealing ring 900 and sealing ring 900.In another embodiment, such as Figure 11 institute Show, the fixation of metal insert 600 is embedded among linkage section 220, i.e., the outer surface of metal insert 600 and inner surface are connected section 220 packages.It should be noted that above-mentioned three kinds of metal inserts 600 can be with 220 integrated injection molding of linkage section.
Further, as shown in figure 3, the high-pressure composite containers further include the second end socket 700 and the second metal termination 800, Two end sockets 700 are fixed at one end on stack shell 100 far from bottleneck 110, and the second metal termination 800 and the second end socket 700 are solid Fixed connection.Wherein, the structure of the second end socket 700 can be identical as the structure of the first end socket 200, and the second metal termination 800 includes Adapter section and block section, the recess engaging portion 210 on adapter section and the second end socket 700 seals cooperation, and does not open up on block section There is the hole that can be connected to stack shell 100, but can be closed the first through hole 230 on the second end socket 700 by block section, That is the second metal termination 800 can completely enclose one end on stack shell 100 far from bottleneck 110.So as to pass through the The cooperation of two end sockets 700 and the second metal termination 800 improves the pressure-bearing energy on the high-pressure composite containers far from 110 one end of bottleneck Power.
Certainly, for the ease of processing, the second end socket 700 can be integrally formed with stack shell 100 using blow molding process.Certainly, In actual production it is some in special circumstances, can also use 100 blow molding of stack shell, 700 injection molding of the second end socket, and Stack shell 100 is fixedly connected with the second end socket 700 by welding procedure.
High-pressure composite containers provided in an embodiment of the present invention, by using the first end socket, the first metal end head and stack shell 100 In conjunction with form, improve the intensity and bearing capacity of the high-pressure composite containers end, while passing through the first end socket, the first gold medal The cooperation for belonging to end and bottleneck improves sealing stability.
Structure, feature and effect of the invention, the above institute are described in detail based on the embodiments shown in the drawings Only presently preferred embodiments of the present invention is stated, but the present invention does not limit the scope of implementation as shown in the drawings, it is all according to structure of the invention Think made change or equivalent example modified to equivalent change, when not going beyond the spirit of the description and the drawings, It should all be within the scope of the present invention.

Claims (10)

1. a kind of high-pressure composite containers characterized by comprising
Stack shell is provided with bottleneck on the stack shell；
First end socket, first end socket are fixed at the end of the stack shell, be provided on first end socket with it is described The first through hole of bottleneck connection；
The first metal end head, the first metal end head are fixedly connected with first end socket, are set on the first metal end head It is equipped with the second through-hole being connected to the first through hole；
Composite strengthening layer, the composite strengthening layer fixation are wrapped in the first metal end head, first end socket and the cylinder The outside of body；
Bottle-jack valve, the bottle-jack valve cooperate after sequentially passing through second through-hole and the first through hole with the bottle sealing.
2. high-pressure composite containers according to claim 1, which is characterized in that it further include metal insert, the metal insert On be provided with the third through-hole being connected to the first through hole；
Linkage section is provided on first end socket, the first through hole penetrates through the linkage section, and the metal insert fixation is embedding It is located in the side wall of the linkage section.
3. high-pressure composite containers according to claim 2, which is characterized in that be provided on the side wall of the metal insert more A fixation hole.
4. high-pressure composite containers according to claim 2, which is characterized in that further include sealing ring, the sealing ring is fixed It is arranged on the inner wall of the linkage section.
5. high-pressure composite containers according to claim 2, which is characterized in that be provided with recess on first end socket and combine Portion, the first metal end head are fixedly connected by the recess engaging portion with first end socket.
6. high-pressure composite containers according to claim 5, which is characterized in that the recess engaging portion includes rake peace Straight portion, the linkage section are arranged on the flat part, and the linkage section prolongs to the direction close to the first metal end head It stretches.
7. high-pressure composite containers according to claim 1, which is characterized in that further include the second end socket and the second metal end Head, second end socket be fixed on the stack shell far from the bottleneck one end, second metal termination with it is described Second end socket is fixedly connected.
8. high-pressure composite containers according to claim 7, which is characterized in that second end socket is integrated with the stack shell Molding.
9. high-pressure composite containers according to claim 7, which is characterized in that the structure of second end socket and described first The structure of end socket is identical.
10. high-pressure composite containers according to claim 7, which is characterized in that second metal termination is for closing institute State one end on stack shell far from the bottleneck.
CN201910470109.4A 2019-05-31 2019-05-31 High-pressure composite container Active CN110185918B (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115192348A (en) * 2022-07-20 2022-10-18 江苏鱼跃医疗设备股份有限公司 Oxygen cabin
CN115325433A (en) * 2022-07-28 2022-11-11 浙江大学 Plastic lining fiber reinforced composite material high-pressure gas cylinder sealing structure

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1148679A (en) * 1995-07-25 1997-04-30 丰田合成株式会社 Pressure container
JP2007292235A (en) * 2006-04-26 2007-11-08 Toyota Motor Corp Valve assembly for pressure vessel, and pressure vessel
WO2008072046A1 (en) * 2006-12-13 2008-06-19 Toyota Jidosha Kabushiki Kaisha Pressure container
US20100163565A1 (en) * 2006-03-29 2010-07-01 Seiichi Matsuoka Pressure-Resistant Container
WO2011047752A1 (en) * 2009-10-19 2011-04-28 Kautex Maschinenbau Gmbh Vessel neck construction of a pressure vessel
US20110220659A1 (en) * 2010-03-10 2011-09-15 Gm Global Technology Operations, Inc. Liner for a pressure vessel and method
US20110309084A1 (en) * 2008-10-07 2011-12-22 Li-Ming Wang Pressure tank
WO2012131724A2 (en) * 2011-03-31 2012-10-04 Genex Science And Technologies Pvt. Ltd. Fully wrapped composite pressure cylinders with improved metallic boss

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1148679A (en) * 1995-07-25 1997-04-30 丰田合成株式会社 Pressure container
US20100163565A1 (en) * 2006-03-29 2010-07-01 Seiichi Matsuoka Pressure-Resistant Container
JP2007292235A (en) * 2006-04-26 2007-11-08 Toyota Motor Corp Valve assembly for pressure vessel, and pressure vessel
WO2008072046A1 (en) * 2006-12-13 2008-06-19 Toyota Jidosha Kabushiki Kaisha Pressure container
US20110309084A1 (en) * 2008-10-07 2011-12-22 Li-Ming Wang Pressure tank
WO2011047752A1 (en) * 2009-10-19 2011-04-28 Kautex Maschinenbau Gmbh Vessel neck construction of a pressure vessel
US20110220659A1 (en) * 2010-03-10 2011-09-15 Gm Global Technology Operations, Inc. Liner for a pressure vessel and method
WO2012131724A2 (en) * 2011-03-31 2012-10-04 Genex Science And Technologies Pvt. Ltd. Fully wrapped composite pressure cylinders with improved metallic boss

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115192348A (en) * 2022-07-20 2022-10-18 江苏鱼跃医疗设备股份有限公司 Oxygen cabin
CN115192348B (en) * 2022-07-20 2023-12-15 江苏鱼跃医疗设备股份有限公司 Oxygen cabin
CN115325433A (en) * 2022-07-28 2022-11-11 浙江大学 Plastic lining fiber reinforced composite material high-pressure gas cylinder sealing structure
CN115325433B (en) * 2022-07-28 2024-04-02 浙江大学 High-pressure gas cylinder sealing structure with plastic lining and fiber reinforced composite material

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