CN214208087U - Connecting structure for fixing gas cylinder - Google Patents
Connecting structure for fixing gas cylinder Download PDFInfo
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- CN214208087U CN214208087U CN202022841201.8U CN202022841201U CN214208087U CN 214208087 U CN214208087 U CN 214208087U CN 202022841201 U CN202022841201 U CN 202022841201U CN 214208087 U CN214208087 U CN 214208087U
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- gas cylinder
- gasket
- mounting groove
- boss
- valve
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Abstract
The utility model discloses a connection structure for fixing gas cylinder, including mount pad, mounting groove, accept ring platform, air guide hole and gasket subassembly. Be provided with the mounting groove in the mount pad, mounting groove week side is provided with accepts the ring platform, the mounting groove is located accepts the ring platform below and is provided with the air guide hole, be provided with the gasket subassembly in the mounting groove, the gasket subassembly includes the fixing base, sealing washer and lock gasket, the fixing base bottom is provided with first boss, first boss week side is provided with first annular, the lock gasket cover is located on the first annular, fixing base upper surface butt is in accepting the ring platform terminal surface, the fixing base upper end is provided with the second boss, be provided with on the second boss and accept the sealing washer of ring platform side surface butt, through this kind of mode, the gas cylinder drives lock gasket synchronous revolution when rotatory, the bounce of piling up when locking gasket is rotatory can offset for accepting the rotatory mode of ring platform through the fixing base, thereby make the difficult phenomenon that corrugates of locking gasket surface appear, the accumulation of bounce has been reduced.
Description
Technical Field
The utility model relates to a connect the field, especially a connection structure for fixing gas cylinder.
Background
On machines such as bubble water machine, at the during operation gas cylinder of needs installation on the machine, the gas cylinder of installing according to the needs of difference has carbon dioxide gas cylinder, oxygen gas cylinder, nitrogen gas cylinder etc. traditional erection joint structure places a slice seal gasket bottom the mounting groove, packs into the screw thread that passes through the mounting groove lateral wall with the gas cylinder wherein, thereby makes the bottleneck and the seal gasket butt of gas cylinder play sealed effect. But the problem that its exists is, traditional seal gasket is because also direct sealed butt with the mounting groove bottom, can produce great frictional force between it, when the gas cylinder is packed into wherein, the gas cylinder bottleneck also can produce frictional force with the seal gasket butt is sealed, can drive the seal gasket rotation when the gas cylinder continues rotatory locking in the mounting groove, and the back of seal gasket is again restricted by mounting groove diapire friction, thereby lead to the easy phenomenon that corrugates that appears of seal gasket, make sealed effect weaken, and seal gasket can produce the back under self elastic effect and keep motionless and openly follow the phenomenon that the gas cylinder bottleneck is rotatory together, thereby accumulate the resilience of a reverse promotion gas cylinder bottleneck gyration, make the gas cylinder have the risk that the pine takes off.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the utility model aims to provide a connection structure which can effectively install the gas cylinder, ensure the sealing performance and avoid the gas cylinder rotation phenomenon.
The utility model discloses a technical scheme that the solution problem adopted is: a connecting structure for fixing a gas cylinder, comprising:
the mounting seat is internally provided with a mounting groove, the side wall of the mounting groove is provided with a connecting part, the side wall of the mounting groove, which is positioned below the connecting part, is provided with a bearing ring table, and the mounting groove is internally provided with an air guide hole, which is positioned below the bearing ring table;
the gasket subassembly, the gasket subassembly is located in the mounting groove and can be at the mounting groove internal rotation, the gasket subassembly includes fixing base, sealing washer and lock washer, the fixing base middle part is provided with the perforation, the fixing base bottom is provided with first boss, first boss week side is provided with first annular, the lock washer middle part is provided with the through-hole that the cover was located on the first annular, the fixing base top is provided with the second boss, the sealing washer cover is located second boss periphery, the up end butt of fixing base is in accepting ring platform terminal surface, the sealing washer butt in accept the side surface of ring platform.
As a further improvement of the technical scheme, a second annular groove is formed in the peripheral side of the second boss, and the sealing ring is sleeved in the second annular groove.
As a further improvement of the technical scheme, the lower end face of the first boss is lower than the lower end face of the locking gasket.
As a further improvement of the technical scheme, the fixed seat is made of plastic, and the roughness of the surface of the fixed seat is less than Ra.0.4.
As a further improvement of the above technical scheme, a thimble hole is formed in the bottom surface of the mounting groove, a thimble is arranged in the thimble hole, a sealing ring is arranged between the thimble and the side wall of the thimble hole, and the thimble is inserted in the through hole.
As a further improvement of the technical scheme, the inner side wall of the through hole is provided with a limiting plate, and the periphery of the thimble is provided with a convex plate used for being abutted against the surface of the limiting plate.
As a further improvement of the technical scheme, the surface of the limiting plate is provided with an air guide groove, and the tail end of the air guide groove is positioned outside the convex plate along the vertical direction.
As a further improvement of the technical scheme, the top of the thimble is provided with a driving component.
As a further improvement of the above technical solution, the driving assembly includes:
the middle part of the swing rod is pivoted to the top of the mounting seat, the tail end of the swing rod is positioned at the top of the thimble, magnetic metal is arranged at the front end of the swing rod, and a return spring is arranged between the tail end of the swing rod and the top of the mounting seat;
and the electromagnetic valve is positioned above the front end of the oscillating bar.
As the further improvement of the technical scheme, a micropore pressure reducing valve is arranged in the air guide hole and comprises a first valve table and a second valve table located at the rear part of the first valve table, a valve hole is formed in the second valve table, a communicating valve channel communicated with the valve hole is arranged on the periphery of the first valve table, and an annular air inlet groove is formed between the periphery of the first valve table and the side wall of the air guide hole.
The utility model has the advantages that: the gas cylinder sealing device is characterized in that a mounting groove is arranged in the mounting seat, a bearing ring table is arranged on the periphery of the mounting groove, a gas guide hole is formed in the mounting groove and positioned below the bearing ring table, a gasket assembly is arranged in the mounting groove and comprises a fixed seat, a sealing ring and a locking gasket, a first boss is arranged at the bottom of the fixed seat, a first annular groove is arranged on the periphery of the first boss, the locking gasket is sleeved on the first annular groove, the upper surface of the fixed seat is abutted against the end face of the bearing ring table, a second boss is arranged at the upper end of the fixed seat, and a sealing ring abutted against the side surface of the bearing ring table is arranged on the second boss. And the rebound force accumulated when the locking gasket rotates can be offset in a way that the fixed seat rotates relative to the bearing ring table, so that the surface of the locking gasket is not easy to wrinkle, and the accumulation of the rebound force is reduced. And the sealing ring plays the effect of sealing between first boss and the accepting ring platform side to sealing performance has further been guaranteed. When the gas cylinder is opened, high-pressure gas flows to a specific part through the through hole and the gas guide hole, and the reverse pressure generated by the high-pressure gas can further press the gasket assembly to the opening of the gas cylinder, so that the sealing performance of the opening of the gas cylinder is better, and the gasket assembly is not easy to rotate.
Drawings
The invention will be further explained with reference to the drawings and the detailed description.
FIG. 1 is a schematic structural view of a preferred embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view taken along the line A-A of FIG. 1;
FIG. 3 is a schematic view of a portion of the enlarged structure at B of FIG. 2;
fig. 4 is a schematic diagram of an explosion structure of the preferred embodiment of the present invention;
FIG. 5 is a schematic view of a gasket assembly according to a preferred embodiment of the present invention;
FIG. 6 is a schematic cross-sectional view taken along line C-C of FIG. 5;
fig. 7 is an exploded view of a gasket assembly according to a preferred embodiment of the present invention.
Detailed Description
This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
In the description of the present invention, it is to be understood that the positional or orientational descriptions, such as the directions of up, down, front, rear, left, right, etc., are referred to only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.
Referring to fig. 1 to 7, a connection structure for fixing a gas cylinder includes:
the installation structure comprises an installation seat 10, wherein an installation groove 11 is formed in the installation seat 10, a connecting part is arranged on the side wall of the installation groove 11, a receiving ring table 12 is arranged on the side wall of the installation groove 11 below the connecting part, and an air guide hole 13 is formed in the installation groove 11 and is positioned below the receiving ring table 12 (the position of the installation groove 11 close to the inner bottom surface of the installation groove 11 is below);
the gasket subassembly, the gasket subassembly is located in mounting groove 11 and can be in mounting groove 11 internal rotation, the gasket subassembly includes fixing base 20, sealing washer 30 and locking washer 40, fixing base 20 middle part is provided with perforation 23, fixing base 20 bottom is provided with first boss 22, first boss 22 week side is provided with first annular, locking washer 40 middle part is provided with the through-hole 41 of cover on locating first annular, fixing base 20 top is provided with second boss 21, sealing washer 30 cover is located second boss 21 periphery, the up end butt of fixing base 20 is in accepting ring platform 12 terminal surface, sealing washer 30 butt in accept ring platform 12's side surface. The gas cylinder mounting structure is characterized in that a mounting groove 11 is arranged in the mounting seat 10, a receiving ring table 12 is arranged on the periphery of the mounting groove 11, a gas guide hole 13 is arranged below the receiving ring table 12 of the mounting groove 11, a gasket assembly is arranged in the mounting groove 11 and comprises a fixed seat 20, a sealing ring 30 and a locking gasket 40, a first boss 22 is arranged at the bottom of the fixed seat 20, a first annular groove is arranged on the periphery of the first boss 22, the locking gasket 40 is sleeved on the first annular groove, the upper surface of the fixed seat 20 abuts against the end surface of the receiving ring table 12, a second boss 21 is arranged at the upper end of the fixed seat 20, the sealing ring 30 abutting against the side surface of the receiving ring table 12 is arranged on the second boss 21, when a gas cylinder is mounted in the mounting groove 11 through a connecting part, the mouth of the gas cylinder abuts against the locking gasket 40, so, the rotation that can be convenient, the gas cylinder drives locking gasket 40 synchronous revolution when rotatory, and the bounce that accumulates when locking gasket 40 is rotatory can offset for accepting the rotatory mode of ring platform 12 through fixing base 20 to make locking gasket 40 surface the difficult phenomenon of wrinkling that appears, reduced the accumulation of bounce moreover. The sealing ring 30 seals between the first boss 22 and the side surface of the receiving ring table 12, thereby further ensuring the sealing performance. When the gas cylinder is opened, high-pressure gas flows to a specific part through the through hole 23 and the gas guide hole 13, and the reverse pressure generated by the high-pressure gas can further press the gasket assembly to the opening of the gas cylinder, so that the sealing performance of the opening of the gas cylinder is better, and the gasket assembly is not easy to rotate.
Preferably, in order to fix the sealing ring 30 and make the sealing ring 30 not easy to run, a second annular groove is disposed around the second boss 21, and the sealing ring 30 is sleeved in the second annular groove.
Preferably, the lower end surface of the first boss 22 is lower than the lower end surface of the locking washer 40.
Preferably, in order to make the rotation between the fixed seat 20 and the end surface of the receiving ring table 12 smoother, the fixed seat 20 is made of plastic, and the roughness of the surface of the fixed seat 20 is less than ra0.4.
Further, preferably, a plurality of grooves are uniformly formed in the top of the second boss 21 along the circumferential direction, so that the air flow can flow more smoothly through the grooves.
Preferably, a thimble hole 14 is formed in the bottom surface of the mounting groove 11, a thimble 50 is arranged in the thimble hole 14, a sealing ring 52 is arranged between the thimble 50 and the side wall of the thimble hole 14, and the thimble 50 is inserted into the through hole 23. The user can open or close the gas cylinder by driving the thimble 50 to move. Preferably, a limiting plate is disposed on an inner side wall of the through hole 23, a protruding plate 51 for abutting against a surface of the limiting plate is disposed on a peripheral side of the thimble 50, and a moving distance of the thimble 50 can be limited by the limiting plate and the protruding plate 51.
Further optimize, it is preferred that the spacing board surface is provided with air guide groove 24, air guide groove 24's end is located the flange 51 outside along the vertical direction, through air guide groove 24, can make flange 51 butt when the limiting plate makes the gas cylinder open, the air current can not be blockked by flange 51 and flow.
Preferably, the thimble 50 can be manually driven, and in consideration of large-scale use, a driving component is preferably disposed on the top of the thimble 50, and the movement of the thimble 50 can be automatically driven by the driving component.
Further preferably, the driving assembly includes:
the middle part of the swing rod 60 is pivoted to the top of the mounting seat 10, the tail end of the swing rod 60 is positioned at the top of the thimble 50, the front end of the swing rod 60 is provided with magnetic metal, and a return spring 80 is arranged between the tail end of the swing rod 60 and the top of the mounting seat 10;
and the electromagnetic valve 70 is positioned above the front end of the swing rod 60.
When the gas cylinder is used, the electromagnetic valve 70 works to suck the swing rod 60 to swing, so that the tail end of the swing rod 60 is pressed to the top of the ejector pin 50, the ejector pin 50 is driven to be pressed downwards, the gas cylinder is opened, when the discharged gas pressure reaches the specified requirement, the electromagnetic valve 70 is closed, the return spring 80 drives the swing rod 60 to return, and the ejector pin 50 automatically returns under the pressure action of the sealing rod.
The driving component can also be a lifting motor arranged at the top of the ejector rod, and the lifting of the ejector rod is driven by the lifting of the lifting motor.
Further optimization is carried out, because the difference between the unit output quantity of the gas of the carbon dioxide gas bottle when the gas is full and when the gas is short of the gas is large, the difference between the unit output quantity of the gas of the carbon dioxide gas bottle is high, and the concentration difference of the produced bubble water is high, preferably, a micropore pressure reducing valve 90 is arranged in the gas guide hole 13, the micropore pressure reducing valve 90 comprises a first valve platform and a second valve platform which is positioned at the rear part of the first valve platform, a valve hole is arranged in the second valve platform, a communicating valve channel which is communicated with the valve hole is arranged on the peripheral side of the first valve platform, an annular gas inlet groove is formed between the peripheral side of the first valve platform and the side wall of the gas guide hole 13, fixed dry ice particles which are not sublimated in the carbon dioxide gas can be filtered through the annular gas inlet groove, the dry ice particles can pass through the valve hole after being sublimated into the gas, then the gas can be stabilized in a flow rate range through the restriction of the aperture, so that the gas pressure and the flow in the pressure kettle are ensured to be more stable, the water concentration of the produced bubbles is more balanced, and the aperture of the valve hole is preferably 0.0078-0.39 square millimeters.
The above is only the preferred embodiment of the present invention, not limiting the patent scope of the present invention, all of which are under the concept of the present invention, the equivalent structure transformation made by the contents of the specification and the drawings is utilized, or the direct or indirect application is included in other related technical fields in the patent protection scope of the present invention.
Claims (10)
1. A connecting structure for fixing a gas cylinder, comprising:
the mounting seat (10), a mounting groove (11) is arranged in the mounting seat (10), a connecting part is arranged on the side wall of the mounting groove (11), a bearing ring table (12) is arranged on the side wall of the mounting groove (11) below the connecting part, and an air guide hole (13) is arranged in the mounting groove (11) below the bearing ring table (12);
the gasket subassembly, the gasket subassembly is located in mounting groove (11) and can be in mounting groove (11) internal rotation, the gasket subassembly includes fixing base (20), sealing washer (30) and lock gasket (40), fixing base (20) middle part is provided with perforation (23), fixing base (20) bottom is provided with first boss (22), first boss (22) week side is provided with first annular, lock gasket (40) middle part is provided with through-hole (41) of cover on locating first annular, fixing base (20) top is provided with second boss (21), sealing washer (30) cover is located second boss (21) periphery, the up end butt of fixing base (20) is in accepting ring platform (12) terminal surface, sealing washer (30) butt in the side surface of accepting ring platform (12).
2. A connecting structure for a fixed gas cylinder according to claim 1, characterized in that:
the periphery of the second boss (21) is provided with a second annular groove, and the sealing ring (30) is sleeved in the second annular groove.
3. A connecting structure for a fixed gas cylinder according to claim 1, characterized in that:
the lower end face of the first boss (22) is lower than the lower end face of the locking gasket (40).
4. A connecting structure for a fixed gas cylinder according to claim 1, characterized in that:
the fixing seat (20) is made of plastic, and the roughness of the surface of the fixing seat (20) is less than Ra0.4.
5. A connecting structure for a fixed gas cylinder according to claim 1, characterized in that:
the bottom surface of the mounting groove (11) is provided with an ejector pin hole (14), an ejector pin (50) is arranged in the ejector pin hole (14), a sealing ring (52) is arranged between the ejector pin (50) and the side wall of the ejector pin hole (14), and the ejector pin (50) is inserted into the through hole (23).
6. A connection structure for a fixed gas cylinder according to claim 5, characterized in that:
the inner side wall of the through hole (23) is provided with a limiting plate, and a convex plate (51) used for being abutted to the surface of the limiting plate is arranged on the periphery of the thimble (50).
7. A connection structure for a fixed gas cylinder according to claim 6, characterized in that:
the limiting plate is characterized in that an air guide groove (24) is formed in the surface of the limiting plate, and the tail end of the air guide groove (24) is located on the outer side of the convex plate (51) in the vertical direction.
8. A connection structure for a fixed gas cylinder according to claim 7, characterized in that:
and a driving component is arranged at the top of the thimble (50).
9. A connection structure for a fixed gas cylinder according to claim 8, characterized in that:
the drive assembly includes:
the middle part of the swing rod (60) is pivoted to the top of the mounting seat (10), the tail end of the swing rod (60) is positioned at the top of the thimble (50), the front end of the swing rod (60) is provided with magnetic metal, and a return spring (80) is arranged between the tail end of the swing rod (60) and the top of the mounting seat (10);
the electromagnetic valve (70), the electromagnetic valve (70) is located above the front end of the swing rod (60).
10. A connecting structure for a fixed gas cylinder according to claim 1, characterized in that:
be provided with micropore relief pressure valve (90) in air guide hole (13), micropore relief pressure valve (90) include first valve platform and the second valve platform that is located first valve platform rear portion, be provided with the valve opening in the second valve platform, first valve platform week side is provided with the intercommunication valve way that is linked together with the valve opening, form annular air inlet duct between first valve platform week side and air guide hole (13) lateral wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022841201.8U CN214208087U (en) | 2020-11-30 | 2020-11-30 | Connecting structure for fixing gas cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022841201.8U CN214208087U (en) | 2020-11-30 | 2020-11-30 | Connecting structure for fixing gas cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214208087U true CN214208087U (en) | 2021-09-17 |
Family
ID=77700146
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022841201.8U Active CN214208087U (en) | 2020-11-30 | 2020-11-30 | Connecting structure for fixing gas cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214208087U (en) |
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2020
- 2020-11-30 CN CN202022841201.8U patent/CN214208087U/en active Active
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