CN113188039A - Plastic inner container composite gas cylinder joint - Google Patents
Plastic inner container composite gas cylinder joint Download PDFInfo
- Publication number
- CN113188039A CN113188039A CN202110613726.2A CN202110613726A CN113188039A CN 113188039 A CN113188039 A CN 113188039A CN 202110613726 A CN202110613726 A CN 202110613726A CN 113188039 A CN113188039 A CN 113188039A
- Authority
- CN
- China
- Prior art keywords
- gas cylinder
- mounting
- connector
- connecting portion
- thick bamboo
- 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.)
- Pending
Links
- 239000002131 composite material Substances 0.000 title claims abstract description 48
- 229920003023 plastic Polymers 0.000 title claims abstract description 15
- 239000004033 plastic Substances 0.000 title claims abstract description 15
- 238000007789 sealing Methods 0.000 claims abstract description 73
- 238000009434 installation Methods 0.000 claims abstract description 34
- 229920001903 high density polyethylene Polymers 0.000 claims abstract description 30
- 210000001503 joint Anatomy 0.000 claims abstract description 18
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 25
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 25
- 241001330002 Bambuseae Species 0.000 claims description 25
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 25
- 239000011425 bamboo Substances 0.000 claims description 25
- 239000000835 fiber Substances 0.000 claims description 9
- 238000004804 winding Methods 0.000 claims description 4
- 150000001875 compounds Chemical class 0.000 claims 2
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 85
- 239000002184 metal Substances 0.000 description 8
- 229910052751 metal Inorganic materials 0.000 description 8
- 230000000694 effects Effects 0.000 description 5
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 239000000446 fuel Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000003345 natural gas Substances 0.000 description 2
- 230000008093 supporting effect Effects 0.000 description 2
- 210000003437 trachea Anatomy 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- 229910000640 Fe alloy Inorganic materials 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- -1 preferably Inorganic materials 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Images
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
- F17C13/00—Details of vessels or of the filling or discharging of vessels
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention provides a composite gas cylinder joint with a plastic liner, which relates to the technical field of pressure vessel manufacturing and comprises a joint body and a sealing ring, wherein the joint body is cylindrical and is provided with a through hole for gas to pass through, one end of the joint body is provided with an annular mounting groove, the mounting groove is arranged between the inner side wall and the outer side wall of the joint body, the mounting groove is used for accommodating the bottle opening of the gas cylinder liner and is in sealing contact with and fixedly connected with the inner side wall and the outer side wall of the bottle opening of the gas cylinder liner, the sealing ring is sleeved on the inner wall of the joint body, and the sealing ring can be used for being in sealing contact with a butt joint part. The plastic inner container composite gas cylinder joint provided by the invention enhances the installation strength and the installation stability with the composite gas cylinder inner container, reduces the deformation of the opening of the composite gas cylinder and has good sealing property.
Description
Technical Field
The invention relates to the technical field of pressure container manufacturing, in particular to a plastic liner composite gas cylinder connector.
Background
Along with the rapid development of the economy in China, particularly the rapid increase of the output and the reserve of fuel automobiles in China, the crisis of energy and environment is increasingly obvious, and the natural gas resource which is rich in used resources, clean and pollution-free has extremely important practical significance for the development of the automobile industry and the whole industry in China. Currently, in natural gas vehicles and fuel cell vehicles, fuel is often stored in a gas cylinder by means of compressed gas. In China, the gas cylinder widely used at the present stage is mainly an alloy liner gas cylinder, and internationally, the plastic liner fiber fully-wound composite gas cylinder has become the mainstream due to the rapid development of the advantages of light weight, low manufacturing cost, superior impact resistance, good fatigue resistance and the like. The plastic liner fiber fully-wound composite gas cylinder is of a double-layer structure, the outer layer is a fiber layer (composite material winding layer), and the inner layer is a plastic liner.
The strength and rigidity of the plastic inner container are small, so that the plastic inner container is wound on the composite gas cylinder by metal joints. After the composite gas cylinder is used for a long time, the plastic liner and the metal joint are made of different materials and are easy to layer, so that leakage is generated; the traditional joint of the composite gas cylinder with the plastic inner container has no double-layer support structure of the bottle opening, the connection strength is lower, the composite gas cylinder directly impacts the bottle opening of the inner container when being inflated and deflated, the bottle opening of the composite gas cylinder is easy to deform, the air tightness is poorer, and the gas leakage is easy to generate; the joint of the plastic inner container composite gas cylinder is directly connected with the butt joint part in the modes of threads and the like, and the sealing structure is not available, so that the sealing performance is difficult to guarantee.
Disclosure of Invention
The invention aims to provide a plastic liner composite gas cylinder joint, which solves the problems in the prior art, enhances the installation strength and the installation stability, can reduce the deformation of a cylinder opening of a composite gas cylinder and has good sealing performance.
In order to achieve the purpose, the invention provides the following scheme:
the invention provides a plastic liner composite gas cylinder joint which comprises a joint body and a sealing ring, wherein the joint body is cylindrical and is provided with a through hole for gas to pass through, one end of the joint body is provided with an annular mounting groove, the mounting groove is arranged between the inner side wall and the outer side wall of the joint body, the mounting groove is used for accommodating a bottle opening of a gas cylinder liner and is in sealing contact with and fixedly connected with the inner side wall and the outer side wall of the bottle opening of the gas cylinder liner, the sealing ring is sleeved on the inner wall of the joint body, and the sealing ring can be used for being in sealing contact with a butt-joint part of the plastic liner composite gas cylinder joint.
Preferably, the joint body includes mount pad and connector, the mount pad with the connector all is the tube-shape, the one end of mount pad be used for with the one end intercommunication and the fixed connection of connector, the other end of mount pad is equipped with the mounting groove.
Preferably, the mounting seat is close to be equipped with the collar on the lateral wall of mounting groove one end, the collar is followed the radial direction of mounting seat to the outside of mounting seat extends, the collar be used for with gas cylinder inner bag sealing contact and fixed connection, the collar is kept away from be equipped with annular arch on the terminal surface of connector one end.
Preferably, the mounting ring is provided with a first mounting surface and a second mounting surface, one end of the first mounting surface is connected with the outer side wall of the mounting seat, the other end of the first mounting surface is connected with the second mounting surface, the second mounting surface is used for being in sealing contact with and fixedly connected with the gas cylinder liner, and the first mounting surface is used for winding a fiber layer.
Preferably, the connector has first connecting portion and second connecting portion, first connecting portion with the second connecting portion are annular and the internal diameter is the same, the external diameter of first connecting portion is greater than the external diameter of second connecting portion, the second connecting portion are used for the cover to establish in the mount pad and with the inside wall sealing connection of mount pad, the external diameter of first connecting portion with the external diameter of mount pad is the same.
Preferably, the mount pad includes an internally mounted section of thick bamboo, an intermediate installation section of thick bamboo and an externally mounted section of thick bamboo, an internally mounted section of thick bamboo be used for the cover establish in the intermediate installation section of thick bamboo and with the inside wall sealing connection of an intermediate installation section of thick bamboo, an intermediate installation section of thick bamboo be used for the cover establish in the externally mounted section of thick bamboo and with the inside wall sealing connection of an externally mounted section of thick bamboo, an internally mounted section of thick bamboo be used for with the connector intercommunication, an intermediate installation section of thick bamboo with an internally mounted section of thick bamboo is kept away from the terminal surface of the one end of mounting groove be used for with the end face sealing connection of second connecting portion.
Preferably, the sealing washer is used for the cover to establish in the second connecting portion and with inside wall sealing contact and fixed connection of second connecting portion, the internal diameter of an internally mounted section of thick bamboo is less than the internal diameter of second connecting portion, the sealing washer is kept away from the terminal surface of connector be used for with the terminal surface sealing contact and the fixed connection of an internally mounted section of thick bamboo.
Preferably, be equipped with first mounting hole on the mount pad, be equipped with the second mounting hole on the connector, first mounting hole is a plurality of, first mounting hole with second mounting hole quantity is the same, each first mounting hole with each the axis collineation of second mounting hole passes through the fastener first mounting hole with the second mounting hole is connected the mount pad with the connector, be equipped with the screw thread on the inside wall of connector.
Compared with the prior art, the invention has the following technical effects:
the joint body of the plastic inner container composite gas cylinder provided by the invention is provided with the mounting groove, the shape of the mounting groove is matched with the mouth of the gas cylinder inner container, the mouth of the gas cylinder inner container is embedded into the mounting groove during mounting, the inner side wall and the outer side wall of the mounting groove are respectively in sealing contact with the inner side wall and the outer side wall of the mouth of the gas cylinder inner container and are fixedly connected with the inner side wall and the outer side wall, namely, the inner side wall and the outer side wall of the mouth of the gas cylinder inner container are both sealed, the double-layer sealing structure increases the sealing area and has a supporting effect on the inner side and the outer side of the mouth of the gas cylinder inner container, the mounting strength and the mounting stability are enhanced, the impact of air flow on the mouth of the composite gas cylinder during charging and discharging; the sealing washer cover is established on the inner wall that connects the body, and the sealing washer can be used for connecting with the butt joint part sealing contact of plastics inner bag composite gas cylinder, and when plastics inner bag composite gas cylinder connects and outside butt joint parts such as valve or trachea are connected, butt joint part can compress tightly the sealing washer and realize sealed effect, has improved the gas tightness of plastics inner bag composite gas cylinder and has connected with outside butt joint part, has reduced the emergence of the gas leakage condition effectively.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic structural view of a composite gas cylinder joint with a plastic inner container provided by the invention;
in the figure: 100-plastic liner composite gas cylinder joint, 1-joint body, 101-through hole, 102-mounting groove, 2-gas cylinder liner, 3-mounting seat, 301-mounting ring, 302-first mounting surface, 303-second mounting surface, 304-first mounting hole, 305-internal mounting cylinder, 306-middle mounting cylinder, 307-external mounting cylinder, 4-connector, 401-first connecting part, 402-second connecting part, 403-second mounting hole, 5-sealing ring and 6-fiber layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention aims to provide a plastic liner composite gas cylinder joint, which solves the problems in the prior art, enhances the installation strength and the installation stability, can reduce the deformation of a cylinder opening of a composite gas cylinder and has good sealing performance.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
As shown in fig. 1, the invention provides a plastic liner composite gas cylinder joint 100, which comprises a joint body 1 and a sealing ring 5, wherein the joint body 1 is cylindrical and is provided with a through hole 101 for gas to pass through, one end of the joint body 1 is provided with an annular mounting groove 102, the mounting groove 102 is arranged between the inner side wall and the outer side wall of the joint body 1, and the mounting groove 102 is used for accommodating a bottle mouth of a gas cylinder liner 2 and is in sealing contact with and fixedly connected with the inner side wall and the outer side wall of the bottle mouth of the gas cylinder liner 2. Embedding the bottleneck of gas cylinder inner bag 2 to mounting groove 102 in during the installation, the inside and outside lateral wall of mounting groove 102 respectively with the inside and outside lateral wall sealing contact and the fixed connection of the bottleneck of gas cylinder inner bag 2, all sealed on two inside and outside lateral walls of the bottleneck of gas cylinder inner bag 2 promptly, this double-deck sealed structure has increased sealed area and all has the supporting role to the inside and outside both sides of the bottleneck of gas cylinder inner bag 2, the stability of installation intensity and installation has been strengthened, the impact of air current to the bottleneck of gas cylinder inner bag 2 when being favorable to reducing the gassing, thereby slow down the deformation of the bottleneck of gas cylinder inner bag 2, be favorable to reducing the emergence of gas leakage phenomenon, and simple structure and processing technology are simple. The sealing ring 5 is sleeved on the inner wall of the joint body 1, the sealing ring 5 can be used for being in sealing contact with a butt joint part of the plastic liner composite gas cylinder joint 100, when the plastic liner composite gas cylinder joint 100 is connected with external butt joint parts such as a valve or a gas pipe, the butt joint part can compress the sealing ring 5 to realize a sealing effect, the gas tightness of the plastic liner composite gas cylinder joint 100 and the external butt joint parts is improved, and the gas leakage condition is effectively reduced.
The connector body 1 comprises an installation seat 3 and a connector 4, the connector 4 is made of metal, preferably, iron alloy or copper alloy, the installation seat 3 and the connector 4 are both in a cylindrical shape, one end of the installation seat 3 is used for being communicated with one end of the connector 4 and is in sealing contact with the connector 4 and is fixedly connected with the connector, the other end of the installation seat 3 is provided with an installation groove 102, preferably, the depth direction of the installation groove 102 is parallel to the axis of the installation seat 3, the depth of the installation groove 102 is larger than the length of the bottle opening of the gas cylinder liner 2, the bottle opening of the gas cylinder liner 2 can be completely embedded into the installation groove 102, the deformation of the bottle opening of the gas cylinder liner 2 can be effectively prevented, and the phenomenon that the through hole 101 of the connector body 1 is blocked due to the deformation of the bottle opening of the gas cylinder liner 2 is further avoided.
Be equipped with collar 301 on the lateral wall that mount pad 3 is close to mounting groove 102 one end, collar 301 extends to the outside of mount pad 3 along mount pad 3's radial direction, mount pad 3 and gas cylinder inner bag 2's seal area has been increased, installation intensity and sealing performance have been improved, collar 301 is used for with gas cylinder inner bag 2 sealing contact and fixed connection, collar 301 is kept away from and is equipped with the annular arch on the terminal surface of connector 4 one end, moreover, the steam cylinder inner bag 2 is not required to carry out more complicated change, and further the seal area of mount pad 3 with gas cylinder inner bag 2 has been increased, and good sealing performance is provided.
The mounting ring 301 comprises a first mounting surface 302 and a second mounting surface 303, one end of the first mounting surface 302 is connected with the outer side wall of the mounting base 3, the other end of the first mounting surface 302 is connected with the second mounting surface 303, the second mounting surface 303 is used for being in sealing contact with and fixedly connected with the gas cylinder liner 2, the first mounting surface 302 is used for winding the fiber layer 6, the fiber layer 6 is wound to the first mounting surface 302 from the gas cylinder body, and the mounting strength of the plastic liner composite gas cylinder connector 100 and the gas cylinder liner 2 is enhanced; preferably, the joint of the first mounting surface 302 and the gas cylinder liner 2 is in smooth transition, so that the wound fiber layer 6 is smoother.
The connector 4 is provided with a first connecting part 401 and a second connecting part 402, the first connecting part 401 and the second connecting part 402 are both annular and have the same inner diameter, the outer diameter of the first connecting part 401 is larger than that of the second connecting part 402, and the second connecting part 402 is used for being sleeved in the mounting seat 3 and hermetically connected with the inner side wall of the mounting seat 3, so that the sealing areas of the connector 4 and the mounting seat 3 are effectively increased, and the mounting strength and the sealing performance of the plastic liner composite gas cylinder connector 100 and the gas cylinder liner 2 are enhanced; the outer diameter of the first connecting part 401 is the same as that of the mounting seat 3, which is beneficial to avoiding the wear or collision of the mounting seat 3, thereby prolonging the service life of the plastic liner composite gas cylinder joint 100.
The mounting seat 3 comprises an internal mounting cylinder 305, an intermediate mounting cylinder 306 and an external mounting cylinder 307, the internal mounting cylinder 305 and the external mounting cylinder 307 are made of plastic and are made of the same material as the gas cylinder liner 2, the intermediate mounting cylinder 306 is made of metal, the intermediate mounting cylinder 306 is made of the same material as the connector 4, compared with the method that a metal connector is directly connected with the gas cylinder liner 2, the connection between the mounting cylinder 305 and the external mounting cylinder 307 and the gas cylinder liner 2 and the connection between the intermediate mounting cylinder 306 and the connector 4 are high in connection strength and cannot generate layering, the sealing performance is better, the sealing effect of the plastic liner composite gas cylinder connector 100 is further improved, meanwhile, the intermediate mounting cylinder 306 is made of metal, the strength of the mounting seat 3 is increased, the intermediate mounting cylinder 306 is preferably a check ring, the internal mounting cylinder 305 is sleeved in the intermediate mounting cylinder 306 and is hermetically connected and fixed with the inner side wall of the intermediate mounting cylinder 306, the middle installation cylinder 306 is used for sleeving the outer installation cylinder 307 and is connected with the inner side wall of the outer installation cylinder 307 in a sealing mode, the inner installation cylinder 305 is used for being communicated with the connecting head 4, and the end faces of the middle installation cylinder 306 and the end faces of the inner installation cylinder 305 far away from one end of the installation groove 102 are used for being connected with the end face of the second connecting portion 402 in a sealing mode.
The sealing ring 5 is used for being sleeved in the second connecting portion 402 and being in sealing contact with and fixedly connected with the inner side wall of the second connecting portion 402, the inner diameter of the internal mounting tube 305 is smaller than that of the second connecting portion 402, and the end face, away from the connecting head 4, of the sealing ring 5 is used for being in sealing contact with and fixedly connected with the end face of the internal mounting tube 305. The sealing ring 5 can further improve the air tightness of the plastic liner composite gas cylinder joint 100; when the plastic liner composite gas cylinder connector 100 is connected with external butt joint parts such as a valve or a gas pipe, the butt joint parts can compress the sealing ring 5 to realize a sealing effect, the gas tightness of the plastic liner composite gas cylinder connector 100 and the external butt joint parts is improved, and the gas leakage condition is effectively reduced.
Be equipped with first mounting hole 304 on mount pad 3, be equipped with second mounting hole 403 on connector 4, first mounting hole 304 is a plurality of, first mounting hole 304 is the same with second mounting hole 403 quantity, each first mounting hole 304 is collinear with the axis of each second mounting hole 403, pass first mounting hole 304 and second mounting hole 403 through the fastener and connect mount pad 3 and connector 4, make the connection of mount pad 3 and connector 4 more firm, be equipped with the screw thread on the inside wall of connector 4, outside butt joint parts such as valve or trachea generally are the metal, connector 4 is the metal and fixes with outside butt joint part adoption threaded connection's mode, can make the connection more stable and firm, guarantee that outside butt joint part is difficult for droing, gas leakage has been avoided.
The fixed connection mode of the connector 4 and the middle mounting cylinder 306 in the plastic liner composite gas cylinder connector 100 provided by the invention is preferably welding, and the fixed connection mode of other parts is preferably welding or gluing.
The principle and the implementation mode of the invention are explained by applying a specific example, and the description of the embodiment is only used for helping to understand the method and the core idea of the invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the invention.
Claims (8)
1. The utility model provides a compound gas cylinder of plastics inner bag connects which characterized in that: including connecting body and sealing washer, connect the body and be the tube-shape and be equipped with the through-hole that is used for gas to pass through, the one end that connects the body is equipped with annular mounting groove, the mounting groove is located connect between body inside wall and the lateral wall, the mounting groove be used for the bottleneck of holding gas cylinder inner bag and with equal sealing contact and the fixed connection of inside and outside lateral wall of the bottleneck of gas cylinder inner bag, the sealing washer cover is established connect on the inner wall of body, the sealing washer can be used for with the butt joint part sealing contact that the compound gas cylinder of plastics inner bag connects.
2. The plastic liner composite gas cylinder joint as claimed in claim 1, characterized in that: the connector body includes mount pad and connector, the mount pad with the connector all is the tube-shape, the one end of mount pad be used for with the one end intercommunication and the fixed connection of connector, the other end of mount pad is equipped with the mounting groove.
3. The plastic liner composite gas cylinder joint as claimed in claim 2, characterized in that: the mounting pad is close to be equipped with the collar on the lateral wall of mounting groove one end, the collar is followed the radial direction of mounting pad to the outside of mounting pad extends, the collar be used for with gas cylinder inner bag sealing contact and fixed connection, the collar is kept away from be equipped with annular arch on the terminal surface of connector one end.
4. A plastic liner composite gas cylinder joint according to claim 3, characterized in that: the mounting ring is provided with a first mounting surface and a second mounting surface, one end of the first mounting surface is connected with the outer side wall of the mounting seat, the other end of the first mounting surface is connected with the second mounting surface, the second mounting surface is used for being in sealing contact with and fixedly connected with the gas cylinder liner, and the first mounting surface is used for winding a fiber layer.
5. The plastic liner composite gas cylinder joint as claimed in claim 2, characterized in that: the connector has first connecting portion and second connecting portion, first connecting portion with the second connecting portion are annular and the internal diameter is the same, the external diameter of first connecting portion is greater than the external diameter of second connecting portion, the second connecting portion are used for the cover to establish in the mount pad and with the inside wall sealing connection of mount pad, the external diameter of first connecting portion with the external diameter of mount pad is the same.
6. The plastic liner composite gas cylinder joint as claimed in claim 5, characterized in that: the mount pad includes an internally mounted section of thick bamboo, an intermediate installation section of thick bamboo and an externally mounted section of thick bamboo, an internally mounted section of thick bamboo is used for the cover to establish in the intermediate installation section of thick bamboo and with the inside wall sealing connection of an externally mounted section of thick bamboo, an internally mounted section of thick bamboo be used for with the connector intercommunication, an intermediate installation section of thick bamboo with an internally mounted section of thick bamboo is kept away from the terminal surface of the one end of mounting groove be used for with the end face sealing connection of second connecting portion.
7. The plastic liner composite gas cylinder joint as claimed in claim 6, characterized in that: the sealing washer is used for the cover to establish in the second connecting portion and with inside wall sealing contact and fixed connection of second connecting portion, the internal diameter of an internally mounted section of thick bamboo is less than the internal diameter of second connecting portion, the sealing washer is kept away from the terminal surface of connector be used for with the terminal surface sealing contact and the fixed connection of an internally mounted section of thick bamboo.
8. The plastic liner composite gas cylinder joint as claimed in claim 2, characterized in that: be equipped with first mounting hole on the mount pad, be equipped with the second mounting hole on the connector, first mounting hole is a plurality of, first mounting hole with second mounting hole quantity is the same, each first mounting hole with each the axis collineation of second mounting hole passes through the fastener first mounting hole with the second mounting hole is connected the mount pad with the connector, be equipped with the screw thread on the inside wall of connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110613726.2A CN113188039A (en) | 2021-06-02 | 2021-06-02 | Plastic inner container composite gas cylinder joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110613726.2A CN113188039A (en) | 2021-06-02 | 2021-06-02 | Plastic inner container composite gas cylinder joint |
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| Publication Number | Publication Date |
|---|---|
| CN113188039A true CN113188039A (en) | 2021-07-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110613726.2A Pending CN113188039A (en) | 2021-06-02 | 2021-06-02 | Plastic inner container composite gas cylinder joint |
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| CN (1) | CN113188039A (en) |
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| CN110107798A (en) * | 2019-05-24 | 2019-08-09 | 江苏国富氢能技术装备有限公司 | A kind of plastic inner container carbon fiber winds hydrogen storage cylinder bottleneck structure entirely |
| CN210372854U (en) * | 2019-05-24 | 2020-04-21 | 江苏国富氢能技术装备有限公司 | Plastic inner container carbon fiber fully-wound hydrogen storage cylinder opening structure |
| CN211176305U (en) * | 2019-12-18 | 2020-08-04 | 海控复合材料科技有限公司 | Bottleneck connecting part of non-metal liner fiber-wound gas cylinder |
| CN111609305A (en) * | 2020-04-23 | 2020-09-01 | 天津安易达复合气瓶有限公司 | Fiber reinforced composite pressure vessel structure |
| CN212298516U (en) * | 2020-04-01 | 2021-01-05 | 江苏国富氢能技术装备股份有限公司 | Full-composite fiber winding gas cylinder opening structure |
| CN112393111A (en) * | 2020-12-08 | 2021-02-23 | 亚普汽车部件股份有限公司 | Bottleneck seal structure and high-pressure composite container |
| CN112762356A (en) * | 2021-01-19 | 2021-05-07 | 同济大学 | Sealing structure suitable for high-pressure plastic liner carbon fiber fully-wound gas cylinder and application |
-
2021
- 2021-06-02 CN CN202110613726.2A patent/CN113188039A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20180003341A1 (en) * | 2016-06-29 | 2018-01-04 | Hyundai Motor Company | High-pressure composite container having gastight nozzle structure |
| CN106122765A (en) * | 2016-08-24 | 2016-11-16 | 沈阳斯林达安科新技术有限公司 | The sealing structure of high-polymer material liner pressure vessel |
| CN109681769A (en) * | 2017-10-19 | 2019-04-26 | 海控复合材料科技有限公司 | The high pressure resistant storage and transportation gas cylinder of composite material |
| CN110107798A (en) * | 2019-05-24 | 2019-08-09 | 江苏国富氢能技术装备有限公司 | A kind of plastic inner container carbon fiber winds hydrogen storage cylinder bottleneck structure entirely |
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