CN211315773U - Interface of high-pressure composite container connected by hot riveting - Google Patents
Interface of high-pressure composite container connected by hot riveting Download PDFInfo
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- CN211315773U CN211315773U CN201921139199.0U CN201921139199U CN211315773U CN 211315773 U CN211315773 U CN 211315773U CN 201921139199 U CN201921139199 U CN 201921139199U CN 211315773 U CN211315773 U CN 211315773U
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Abstract
A connector of a high-pressure composite container connected by hot riveting comprises a bottle body, a metal piece, a sealing ring and a sealing ring; the center of the top end of the bottle body is in a cylindrical structure to form a bottle opening connecting cylinder; the top surface of the bottle body is of a groove-shaped structure in the circumferential direction to form a bottle top groove; the sealing ring is arranged in the bottle top groove; the metal piece comprises a metal cylinder and a metal seat, and a sealing ring clamping groove is formed in the inner wall of the top end of the metal cylinder; the sealing ring is embedded in the sealing ring clamping groove; the metalwork sets up in the bottle top, and the laminating of metalwork bottom surface bottle top surface, bottleneck fixture block embedding metal seat through hole inslot realizes metalwork and bottle location, and it is downthehole that the lug is riveted to the heat stretches into the heat, melts the lug that rivets the heat through the heat riveter, realizes that the lug is riveted to the heat and the metalwork realizes fixedly. The utility model discloses simple structure, the manufacturing process degree of difficulty is low, and economic nature is strong, and the gas tightness of device itself is strong.
Description
Technical Field
The utility model relates to a high pressure composite container technical field, especially an adopt the interface of the high pressure composite container that the hot riveting is connected.
Background
Because most of high-pressure container bottles in the current Chinese market are made of metal materials, the liner material of part of composite material container bottles is also made of metal. The liner of the high-pressure container is made of plastic, and the high-pressure container has the advantages of corrosion resistance, fatigue resistance, light weight and the like, and meets the requirement of light weight. In the automobile manufacturing industry, most taxis are modified with Compressed Natural Gas (CNG) to replace fuel oil, and the working pressure of a common CNG high-pressure gas cylinder is 20 MPa; the hydrogen fuel cell automobile is adopted as the research focus of automobile manufacturers, the working pressure of a hydrogen storage high-pressure gas cylinder is generally 35MPa and 70MPa, and a 70MPa IV-type cylinder (high-pressure plastic lining composite container) is the current heat generation point. In the structure of the high-pressure plastic lining composite container, the inner container part of the bottle body is made of plastic materials, but the interface part of the bottle mouth is connected with the valve by adopting metal materials, and the connection form of the bottle mouth and the bottle body is the research and development focus of the high-pressure composite container. Large-area contact of the metal end with the plastic liner is not technically feasible and expensive to implement. In the prior art, the metal end and the plastic lining are connected in a clamping and inserting mode and are connected with the welding seam processing technology in a welding mode, the precision requirement on a workpiece is extremely high, the production technology requirement is complex, and the manufacturing cost of the container is greatly improved.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem existing in the prior art, the utility model discloses an adopt the interface of the high-pressure composite container that the hot riveting is connected, its concrete technical scheme as follows: a connector of a high-pressure composite container connected by hot riveting comprises a bottle body, a metal piece, a sealing ring and a sealing ring; the center of the top end of the bottle body is of a cylindrical structure to form a bottle opening connecting cylinder, the bottle opening connecting cylinder is vertically and fixedly arranged with the top end of the bottle body and is of an integrated structure, and the bottle opening connecting cylinder is communicated with the top end of the bottle body; the outer side wall of the top end of the bottleneck connecting cylinder is of an outward-convex structure in the circumferential direction to form a bottleneck clamping block, and the bottleneck clamping block and the bottleneck connecting cylinder are fixedly arranged and are of an integrated structure; the top surface of the bottle body is of a groove-shaped structure in the circumferential direction to form a bottle top groove, and the bottle top groove is circumferentially arranged on the outer side of the bottle opening connecting cylinder; the sealing ring is arranged in the bottle top groove; the top end of the bottle body is provided with a hot riveting lug, the hot riveting lug is arranged outside the bottle top groove, and the hot riveting lug is vertically and fixedly connected with the bottle body and is of an integrated structure;
the metal piece comprises a metal cylinder and a metal seat, the metal cylinder is cylindrical, and the inner wall of the top end of the metal cylinder is of a concave platform-shaped structure to form a sealing ring clamping groove; the sealing ring is embedded in the sealing ring clamping groove, and the sealing ring is in interference fit with the sealing ring clamping groove; the bottom end of the inner wall of the metal cylinder is of a thread-shaped structure in the circumferential direction to form an internal thread of the metal cylinder; the metal base is arranged at the bottom end of the metal cylinder, is vertically and fixedly connected with the metal cylinder and is of an integrated structure; the center of the metal seat is in a through hole structure to form a metal seat through hole, and the metal cylinder is communicated with the metal seat; the top end of the inner wall of the through hole of the metal seat is of a groove-shaped structure in the circumferential direction to form a through hole groove of the metal seat; the outer side of the metal seat is in a through hole structure, and a hot riveting lug hole is formed; the metal piece is arranged at the top end of the bottle body, the bottom surface of the metal piece is attached to the top surface of the bottle body, the bottle mouth fixture block is embedded into the through hole groove of the metal base, the metal piece and the bottle body are positioned, the hot riveting lug extends into the hole of the hot riveting lug, and the hot riveting lug is melted through a hot riveting machine, so that the hot riveting lug and the metal piece are fixed.
Furthermore, the bottle top groove is annular and is concentrically arranged with the bottle mouth connecting cylinder.
Furthermore, the number of the hot riveting convex blocks is two, and the hot riveting convex blocks are respectively arranged on two sides of the bottle top groove and symmetrically arranged.
Furthermore, each hot riveting lug is of a cylindrical structure.
Furthermore, the metal base is of a disc-shaped structure, and the upper surface of the metal base is of a slope-shaped structure.
Furthermore, the diameter of the through hole of the metal seat is slightly larger than the inner diameter of the metal cylinder and is matched with the outer diameter of the bottle opening connecting cylinder.
Furthermore, the metal seat through hole groove is annular, and the cross section of the metal seat through hole groove on each side is triangular.
Furthermore, the number of the hot riveting lug holes is two, the hot riveting lug holes are symmetrically arranged on two sides of the through hole of the metal base, and the top section of each hot riveting lug hole is in a round table shape and has a structure with a large top end aperture and a small bottom end aperture; each hot riveting lug hole bottom section is cylindrical, and the inner diameter of the hot riveting lug bottom section is adapted to the outer diameter of the hot riveting lug.
Furthermore, the inner side of the bottom surface of the metal seat and the bottom surface of the bottle body are arranged in a clearance.
The utility model has the advantages that:
the utility model has the advantages that after the bottle connecting cylinder is connected with the metal piece in a clamping way, the bottle body and the metal piece are hot riveted into a unified whole through the hot riveting equipment, the metal piece and the bottle body are accurately positioned, the connection mode is firm, the connection mode of the metal piece and the bottle body is simple, the manufacturing cost of the device is reduced, and the difficulty of the generation process of the device is reduced; meanwhile, the air flow channel between the bottle body and the metal piece is large in flexibility, and the metal piece and the bottle body are provided with the sealing rings in an embedded mode, so that the sealing performance between the metal piece and the bottle body is high, the air tightness of the device is high, and the applicability is high.
Drawings
Fig. 1 is a schematic view of the overall assembly of the present invention.
Fig. 2 is a schematic view of the overall structure of the present invention.
Fig. 3 is a schematic structural diagram of the metal member of the present invention.
Fig. 4 is a schematic cross-sectional view of a metal part according to the present invention.
Fig. 5 is a cross-sectional view of the joint of the metal member before hot riveting of the present invention.
Fig. 6 is a cross-sectional view of the joint of the metal member after hot riveting of the present invention.
List of reference numerals: the bottle comprises a bottle body 1, a bottle opening connecting cylinder 1-1, a bottle opening clamping block 1-2, a bottle top groove 1-3, a hot riveting lug 1-4, a metal piece 2, a metal cylinder 2-1, a sealing ring clamping groove 2-1-1, a metal cylinder internal thread 2-1-2, a metal seat 2-2, a metal seat through hole 2-2-1, a metal seat through hole groove 2-2-2, a hot riveting lug hole 2-2-3, a sealing ring 3 and a sealing ring 4.
Detailed Description
For making the technical scheme of the utility model clear more clearly and definitely, it is right to combine the drawing below the utility model discloses further describe, any is right the utility model discloses technical scheme's technical characteristic carries out the scheme that equivalent replacement and conventional reasoning reachs and all falls into the utility model discloses protection scope. The fixed connection, the fixed arrangement and the fixed structure mentioned in the embodiment are all known technologies known to those skilled in the art, such as hot-melt integral molding, gluing, welding and the like.
The joint of the high-pressure composite container adopting the hot riveting connection comprises a bottle body, a metal piece, a sealing ring and a sealing ring; the center of the top end of the bottle body is of a cylindrical structure to form a bottle opening connecting cylinder, the bottle opening connecting cylinder is vertically and fixedly arranged with the top end of the bottle body and is of an integrated structure, and the bottle opening connecting cylinder is communicated with the top end of the bottle body; the outer side wall of the top end of the bottleneck connecting cylinder is of an outward-convex structure in the circumferential direction to form a bottleneck clamping block, and the bottleneck clamping block and the bottleneck connecting cylinder are fixedly arranged and are of an integrated structure; the top surface of the bottle body is of a groove-shaped structure in the circumferential direction to form a bottle top groove, and the bottle top groove is circumferentially arranged on the outer side of the bottle opening connecting cylinder; the sealing ring is arranged in the bottle top groove; the top end of the bottle body is provided with a hot riveting lug, the hot riveting lug is arranged outside the bottle top groove, and the hot riveting lug is vertically and fixedly connected with the bottle body and is of an integrated structure;
the metal piece comprises a metal cylinder and a metal seat, the metal cylinder is cylindrical, and the inner wall of the top end of the metal cylinder is of a concave platform-shaped structure to form a sealing ring clamping groove; the sealing ring is embedded in the sealing ring clamping groove, and the sealing ring is in interference fit with the sealing ring clamping groove; the bottom end of the inner wall of the metal cylinder is of a thread-shaped structure in the circumferential direction to form an internal thread of the metal cylinder; the metal base is arranged at the bottom end of the metal cylinder, is vertically and fixedly connected with the metal cylinder and is of an integrated structure; the center of the metal seat is in a through hole structure to form a metal seat through hole, and the metal cylinder is communicated with the metal seat; the top end of the inner wall of the through hole of the metal seat is of a groove-shaped structure in the circumferential direction to form a through hole groove of the metal seat; the outer side of the metal seat is in a through hole structure, and a hot riveting lug hole is formed; the metal piece is arranged at the top end of the bottle body, the bottom surface of the metal piece is attached to the top surface of the bottle body, the bottle mouth fixture block is embedded into the through hole groove of the metal base, the metal piece and the bottle body are positioned, the hot riveting lug extends into the hole of the hot riveting lug, and the hot riveting lug is melted through a hot riveting machine, so that the hot riveting lug and the metal piece are fixed.
Furthermore, the bottle top groove is annular and is concentrically arranged with the bottle mouth connecting cylinder.
Furthermore, the number of the hot riveting convex blocks is two, and the hot riveting convex blocks are respectively arranged on two sides of the bottle top groove and symmetrically arranged.
Furthermore, each hot riveting lug is of a cylindrical structure.
Furthermore, the metal base is of a disc-shaped structure, and the upper surface of the metal base is of a slope-shaped structure.
Furthermore, the diameter of the through hole of the metal seat is slightly larger than the inner diameter of the metal cylinder and is matched with the outer diameter of the bottle opening connecting cylinder.
Furthermore, the metal seat through hole groove is annular, and the cross section of the metal seat through hole groove on each side is triangular.
Furthermore, the number of the hot riveting lug holes is two, the hot riveting lug holes are symmetrically arranged on two sides of the through hole of the metal base, and the top section of each hot riveting lug hole is in a round table shape and has a structure with a large top end aperture and a small bottom end aperture; each hot riveting lug hole bottom section is cylindrical, and the inner diameter of the hot riveting lug bottom section is adapted to the outer diameter of the hot riveting lug.
Furthermore, the inner side of the bottom surface of the metal seat and the bottom surface of the bottle body are arranged in a clearance.
The utility model discloses a structural principle does:
embedding the sealing ring into the groove of the bottle top, placing the metal piece on the top surface of the bottle body, extending the bottle mouth connecting cylinder into the through hole of the metal seat, embedding the bottle mouth clamping block into the through hole groove of the metal seat, attaching the bottom surface of the metal piece to the top surface of the bottle body, and clamping the sealing ring by the metal piece and the bottle body; meanwhile, the hot riveting lug penetrates out of the hot riveting lug hole, the hot riveting lug is melted through a hot riveting machine, and the hot riveting lug is melted to fill the hot riveting lug hole, so that the hot riveting lug is fixed with the metal piece; the sealing ring is embedded in the groove at the top of the bottle.
The utility model has the advantages that:
the utility model has the advantages that after the bottle connecting cylinder is connected with the metal piece in a clamping way, the bottle body and the metal piece are hot riveted into a unified whole through the hot riveting equipment, the metal piece and the bottle body are accurately positioned, the connection mode is firm, the connection mode of the metal piece and the bottle body is simple, the manufacturing cost of the device is reduced, and the difficulty of the generation process of the device is reduced; meanwhile, the air flow channel between the bottle body and the metal piece is large in flexibility, and the metal piece and the bottle body are provided with the sealing rings in an embedded mode, so that the sealing performance between the metal piece and the bottle body is high, the air tightness of the device is high, and the applicability is high.
Claims (9)
1. The interface of the high-pressure composite container connected by hot riveting is characterized by comprising a bottle body, a metal piece, a sealing ring and a sealing ring; the center of the top end of the bottle body is of a cylindrical structure to form a bottle opening connecting cylinder, the bottle opening connecting cylinder is vertically and fixedly arranged with the top end of the bottle body and is of an integrated structure, and the bottle opening connecting cylinder is communicated with the top end of the bottle body; the outer side wall of the top end of the bottleneck connecting cylinder is of an outward-convex structure in the circumferential direction to form a bottleneck clamping block, and the bottleneck clamping block and the bottleneck connecting cylinder are fixedly arranged and are of an integrated structure; the top surface of the bottle body is of a groove-shaped structure in the circumferential direction to form a bottle top groove, and the bottle top groove is circumferentially arranged on the outer side of the bottle opening connecting cylinder; the sealing ring is arranged in the bottle top groove; the top end of the bottle body is provided with a hot riveting lug, the hot riveting lug is arranged outside the bottle top groove, and the hot riveting lug is vertically and fixedly connected with the bottle body and is of an integrated structure;
the metal piece comprises a metal cylinder and a metal seat, the metal cylinder is cylindrical, and the inner wall of the top end of the metal cylinder is of a concave platform-shaped structure to form a sealing ring clamping groove; the sealing ring is embedded in the sealing ring clamping groove, and the sealing ring is in interference fit with the sealing ring clamping groove; the bottom end of the inner wall of the metal cylinder is of a thread-shaped structure in the circumferential direction to form an internal thread of the metal cylinder; the metal base is arranged at the bottom end of the metal cylinder, is vertically and fixedly connected with the metal cylinder and is of an integrated structure; the center of the metal seat is in a through hole structure to form a metal seat through hole, and the metal cylinder is communicated with the metal seat; the top end of the inner wall of the through hole of the metal seat is of a groove-shaped structure in the circumferential direction to form a through hole groove of the metal seat; the outer side of the metal seat is in a through hole structure, and a hot riveting lug hole is formed; the metal piece is arranged at the top end of the bottle body, the bottom surface of the metal piece is attached to the top surface of the bottle body, the bottle mouth fixture block is embedded into the through hole groove of the metal base, the metal piece and the bottle body are positioned, the hot riveting lug extends into the hole of the hot riveting lug, and the hot riveting lug is melted through a hot riveting machine, so that the hot riveting lug and the metal piece are fixed.
2. The interface of a high pressure composite container using hot rivet connection as claimed in claim 1, wherein the bottle top groove is circular and concentric with the bottle mouth connecting cylinder.
3. The connector of the high-pressure composite container connected by hot riveting according to claim 1 or 2, wherein the number of the hot riveting lugs is two, and the two hot riveting lugs are respectively arranged at two sides of the bottle top groove and are symmetrically arranged.
4. The joint of high-pressure composite vessels using hot rivet connection as claimed in claim 3, wherein each of the hot rivet projections has a cylindrical structure.
5. The interface of a high pressure composite vessel using hot rivet connection as claimed in claim 1, wherein said metal base is a disk-shaped structure, and the upper surface of said metal base is a slope-shaped structure.
6. An interface of a high-pressure composite container connected by hot riveting according to claim 1 or 5, wherein the diameter of the through hole of the metal seat is slightly larger than the inner diameter of the metal cylinder and is adapted to the outer diameter of the bottle mouth connecting cylinder.
7. The interface of the high-pressure composite container connected by hot riveting according to claim 1 or 5, wherein the metal seat through hole groove is circular, and the cross section of the metal seat through hole groove on each side is triangular.
8. The interface of the high-pressure composite container connected by hot riveting according to claim 1, wherein the number of the hot riveting lug holes is two, the hot riveting lug holes are symmetrically arranged at two sides of the through hole of the metal base, and the top section of each hot riveting lug hole is in a truncated cone shape and has a structure with a large top aperture and a small bottom aperture; each hot riveting lug hole bottom section is cylindrical, and the inner diameter of the hot riveting lug bottom section is adapted to the outer diameter of the hot riveting lug.
9. The port of the high-pressure composite container connected by the hot rivet according to claim 1 or 5, wherein the inner side of the bottom surface of the metal seat is arranged with a gap from the bottom surface of the bottle body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921139199.0U CN211315773U (en) | 2019-07-19 | 2019-07-19 | Interface of high-pressure composite container connected by hot riveting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921139199.0U CN211315773U (en) | 2019-07-19 | 2019-07-19 | Interface of high-pressure composite container connected by hot riveting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211315773U true CN211315773U (en) | 2020-08-21 |
Family
ID=72076058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921139199.0U Active CN211315773U (en) | 2019-07-19 | 2019-07-19 | Interface of high-pressure composite container connected by hot riveting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211315773U (en) |
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2019
- 2019-07-19 CN CN201921139199.0U patent/CN211315773U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 225000 7, No.8, Yangzhou Science Park Road, Yangzhou City, Jiangsu Province Patentee after: Jiuchang new energy technology (Yangzhou) Co.,Ltd. Address before: 212000 806, block B, Greenland Plaza, 455 Zaolin Road, high tech Zone, Zhenjiang City, Jiangsu Province Patentee before: Jiuchang New Energy Technology (Zhenjiang) Co.,Ltd. |
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| CP03 | Change of name, title or address | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210518 Address after: 225000 7, No.8, Yangzhou Science Park Road, Yangzhou City, Jiangsu Province Patentee after: Jiuchang new energy technology (Yangzhou) Co.,Ltd. Patentee after: HEBEI SHICHANG AUTO PARTS Co.,Ltd. Address before: 225000 7, No.8, Yangzhou Science Park Road, Yangzhou City, Jiangsu Province Patentee before: Jiuchang new energy technology (Yangzhou) Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 225000 7, No.8, Yangzhou Science Park Road, Yangzhou City, Jiangsu Province Patentee after: Jiuchang new energy technology (Yangzhou) Co.,Ltd. Patentee after: Hebei Shichang Auto Parts Co.,Ltd. Address before: 225000 7, No.8, Yangzhou Science Park Road, Yangzhou City, Jiangsu Province Patentee before: Jiuchang new energy technology (Yangzhou) Co.,Ltd. Patentee before: HEBEI SHICHANG AUTO PARTS CO.,LTD. |
|
| CP01 | Change in the name or title of a patent holder |