CN213207269U - Air outlet joint for steel seamless gas cylinder - Google Patents
Air outlet joint for steel seamless gas cylinder Download PDFInfo
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- CN213207269U CN213207269U CN202021343230.5U CN202021343230U CN213207269U CN 213207269 U CN213207269 U CN 213207269U CN 202021343230 U CN202021343230 U CN 202021343230U CN 213207269 U CN213207269 U CN 213207269U
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Abstract
The utility model discloses a seamless gas cylinder of steel is with joint of giving vent to anger relates to seamless gas cylinder technical field of steel, including connecting the body, connect the body and include two connectors and set up the transition body between two connectors, connect and seted up the passageway in the body, be connected with governing valve and gas cylinder through the screw thread on two connectors respectively, the annular groove has been seted up to the interface inside wall border position department of one of them connector, and the outside of another connector is equipped with the sealing washer. The utility model discloses have and offer annular groove and the ring packing circle that cooperatees and use with the ball core through the kneck that connects the body, set up the sealing washer of parcel formula at another kneck that connects the body, effectively improved the effect of the connection leakproofness between joint body and governing valve, the gas cylinder.
Description
Technical Field
The utility model relates to a seamless gas cylinder technical field of steel, more specifically say, it relates to a seamless gas cylinder of steel connects with giving vent to anger.
Background
At present, the transportation mode of natural gas cylinders tends to enlarge the volume of a single gas cylinder so as to improve the volume-weight ratio and reduce the unit transportation cost. Compared with other gas cylinders such as winding cylinders and the like, the steel seamless gas cylinder is more mature in manufacturing process, simpler in flow, more competitive in competitive advantage, and safer and more reliable due to the material characteristics of steel. The large-volume steel seamless gas cylinder is mainly used for storing permanent gas or compressed natural gas, and the working pressure of the large-volume steel seamless gas cylinder is usually up to more than 20 MPa. The tightness between the air outlet joint, the valve and the opening of the large-volume steel seamless gas cylinder is a technical factor to be considered firstly under the high-pressure working condition.
When the existing air outlet joint for the steel seamless gas cylinder is used, the tightness between the air outlet joint and the regulating valve and between the air outlet joint and the opening of the gas cylinder needs to be improved.
Based on the above problems, it is desirable to provide a gas outlet joint for a seamless steel gas cylinder, which can improve the sealing performance between the gas outlet joint and the regulating valve and between the gas cylinder and the cylinder opening.
SUMMERY OF THE UTILITY MODEL
To this problem in the practical application, the utility model aims to provide a seamless gas cylinder of steel is with joint of giving vent to anger, concrete scheme is as follows:
the utility model provides a steel seamless gas cylinder is with joint of giving vent to anger, includes the joint body for connect governing valve and gas cylinder, the joint body includes two connectors and sets up in two transition body between the connector, the passageway has been seted up in the joint body, two on the connector respectively through the screw thread with the governing valve with the gas cylinder is connected, one of them annular groove has been seted up to the interface inside wall border position department of connector, another the outside of connector is equipped with the sealing washer.
Further, the shape of the annular groove is matched with the shape of the spherical valve core in the regulating valve.
Furthermore, the surface of the annular groove is provided with an annular sealing ring.
Furthermore, the sealing ring comprises an outer ring and an inner ring which are connected into an integral structure, the outer ring and the inner ring are combined to form a ring-shaped structure with an L-shaped section, the inner ring is connected with one of the connectors and the transition body, and the outer ring is connected with the transition body and arranged at intervals with one of the connectors.
Furthermore, an annular limiting groove is formed in the outer side wall of one of the connecting bodies, the shape of the annular limiting groove is matched with that of the inner ring, and the annular limiting groove is used for mounting the inner ring.
Furthermore, the sealing ring and the annular sealing ring are made of rubber sealing materials.
Compared with the prior art, the beneficial effects of the utility model are as follows:
(1) an annular groove matched with the ball core for use is formed in the joint of the joint body, and an annular sealing ring is further arranged on the annular groove, so that the line contact between the joint body and the ball core is improved into surface contact, the contact area of the joint body and the ball core is increased, and the sealing property of the joint body and the ball core is improved;
(2) a wrapped sealing ring is arranged at the other interface of the joint body, the sealing ring can realize comprehensive sealing of the opening of the gas cylinder, and the sealing performance between the joint body and the gas cylinder is effectively improved.
Drawings
Fig. 1 is an overall external view of the present invention;
FIG. 2 is an overall external view of the present invention (shown with a seal ring);
FIG. 3 is a schematic view of the internal structure of the present invention;
fig. 4 is a schematic view of the internal structure of the present invention (shown in connection with the ball core).
Reference numerals: 1. a connector body; 11. a linker; 12. a transition body; 2. an annular groove; 3. a seal ring; 4. an annular seal ring; 41. an outer ring; 42. an inner ring; 5. an annular limiting groove.
Detailed Description
The present invention will be described in further detail with reference to the following examples and drawings, but the embodiments of the present invention are not limited thereto.
As shown in fig. 1 to 4, the air outlet joint for the steel seamless gas cylinder comprises a joint body 1, a channel 13 is formed in the joint body 1, the joint body 1 comprises two connecting bodies 11 and a transition body 12 arranged between the two connecting bodies 11, one of the connecting bodies 11 is connected with a regulating valve through a thread, and the other connecting body 11 is connected with the gas cylinder through a thread. Preferably, the outer diameter of the transition body 12 is larger than the outer diameters of the two connection bodies 11.
An annular groove 2 is arranged at the edge of the inner side wall of the interface of one of the connecting bodies 11 for connecting the regulating valve. It should be noted that, the utility model discloses in, what the governing valve adopted is the valve of built-in globular case, adopts globular case to plug up the mode that the joint of giving vent to anger and realizes the shutoff to giving vent to anger and connect, and this governing valve is prior art, so no longer give unnecessary details here. The utility model discloses in, the shape phase-match of the spherical case in the shape of annular groove 2 and the governing valve. Adopt the utility model discloses in be equipped with annular groove 2's valve when using, the lateral wall and the annular groove 2 of globular case laminate mutually, change the line contact between valve and the joint of giving vent to anger among the prior art into the face contact, improve the area of contact of the two, help improving the sealed effect between the two.
The surface of the annular groove 2 is provided with an annular sealing ring 4. The arrangement of the annular sealing ring 4 is beneficial to further improving the sealing performance between the air outlet joint and the regulating valve.
The other connector 11 is provided with a sealing ring 3 on the outside. The other connector 11 is used for connecting the mouth of the gas cylinder, and the sealing ring 3 is adopted to realize the sealing between the gas outlet joint and the mouth of the gas cylinder.
The sealing ring 3 comprises an outer ring 41 and an inner ring 42 which are connected into an integrated structure, the outer ring 41 and the inner ring 42 are combined to form a ring-shaped structure with an L-shaped section, the inner ring 42 is connected with a connecting body 11 and a transition body 12, and the outer ring 41 is connected with the transition body 12 and arranged at intervals with the connecting body 11. During the installation, gas cylinder bottleneck position inserts among the interval between outer lane 41 and the connector 11 to make the inside wall and the connector 11 contact of bottleneck, the lateral wall and the outer lane 41 contact of bottleneck, the terminal surface and the inside wall butt of bottleneck, like this, realize the comprehensive sealed of bottleneck, effectively improved the sealed effect between joint and the gas cylinder body of giving vent to anger.
An annular limiting groove 5 is formed in the outer side wall of one connecting body 11, the shape of the annular limiting groove 5 is matched with that of the inner ring 42, and the annular limiting groove 5 is used for installing the inner ring 42. The annular limiting groove 5 is adopted to limit the inner ring 42, so that the whole sealing ring 3 is limited, the stability of the sealing ring 3 after installation is ensured, and the sealing effect can be further improved.
Preferably, the notch depth of the annular stopper groove 5 is smaller than the thickness of the inner race 42. So as to ensure that the end surface of the bottle mouth can be abutted against the inner ring 42, thereby ensuring the sealing performance of the bottle mouth.
The sealing ring 3 and the annular sealing ring 4 are made of rubber sealing materials.
The utility model discloses a concrete implementation principle does: during the installation, will connect a connector 11 on the body 1 and pass through threaded connection on the gas cylinder bottleneck, sealing washer 3 is in order to play the effect sealed the two between connecting body 1 and gas cylinder, and another connector 11 passes through the threaded connection governing valve to make the interior globular case of governing valve arrange in the annular groove, and with the contact of ring packing 4, ring packing 4 is in order to play the effect sealed the two between connecting body 1 and governing valve, the utility model discloses in, the connection leakproofness between joint and governing valve, the gas cylinder body of giving vent to anger improves greatly.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (6)
1. The utility model provides a steel seamless gas cylinder is with joint of giving vent to anger, includes joint body (1) for connect governing valve and gas cylinder, its characterized in that, joint body (1) includes two connectors (11) and sets up in two transition body (12) between connector (11), seted up passageway (13) in joint body (1), two on connector (11) respectively through the screw thread with the governing valve with the gas cylinder is connected, one of them annular groove (2), another have been seted up to the interface inside wall border position department of connector (11) the outside of connector (11) is equipped with sealing washer (3).
2. The gas outlet joint for the steel seamless gas cylinder as claimed in claim 1, wherein the shape of the annular groove (2) is matched with the shape of a ball valve core in the regulating valve.
3. The air outlet joint for the steel seamless air cylinder according to claim 2, characterized in that the surface of the annular groove (2) is provided with an annular sealing ring (4).
4. The air outlet joint for the steel seamless gas cylinder as claimed in claim 1, wherein the sealing ring (3) comprises an outer ring (41) and an inner ring (42) which are connected into an integral structure, the outer ring (41) and the inner ring (42) are combined to form a ring-shaped structure with an L-shaped section, the inner ring (42) is connected with one of the connecting bodies (11) and the transition body (12), and the outer ring (41) is connected with the transition body (12) and is arranged at intervals with one of the connecting bodies (11).
5. The air outlet joint for the steel seamless gas cylinder as claimed in claim 4, wherein an annular limiting groove (5) is formed on an outer side wall of one of the connecting bodies (11), the shape of the annular limiting groove (5) is matched with the shape of the inner ring (42), and the annular limiting groove (5) is used for mounting the inner ring (42).
6. The air outlet joint for the steel seamless gas cylinder as claimed in claim 3, wherein the sealing ring (3) and the annular sealing ring (4) are made of rubber sealing materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021343230.5U CN213207269U (en) | 2020-07-09 | 2020-07-09 | Air outlet joint for steel seamless gas cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021343230.5U CN213207269U (en) | 2020-07-09 | 2020-07-09 | Air outlet joint for steel seamless gas cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213207269U true CN213207269U (en) | 2021-05-14 |
Family
ID=75832980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021343230.5U Active CN213207269U (en) | 2020-07-09 | 2020-07-09 | Air outlet joint for steel seamless gas cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213207269U (en) |
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2020
- 2020-07-09 CN CN202021343230.5U patent/CN213207269U/en active Active
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