CN216669141U - Experimental sealing device of no interface gas cylinder - Google Patents
Experimental sealing device of no interface gas cylinder Download PDFInfo
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- CN216669141U CN216669141U CN202220125959.8U CN202220125959U CN216669141U CN 216669141 U CN216669141 U CN 216669141U CN 202220125959 U CN202220125959 U CN 202220125959U CN 216669141 U CN216669141 U CN 216669141U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/32—Hydrogen storage
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Abstract
The utility model discloses a sealing device for a joint-free gas cylinder test, which comprises a gas inlet joint plug socket, a connecting rod and a fixed limiting part, wherein the gas inlet joint plug socket is connected with the connecting rod; the connecting rod is also provided with a gas outlet which is communicated with the gas channel; the connecting rod runs through on the no interface gas cylinder through the both ends bottle neck of no interface gas cylinder, sealing connection between the one end bottle neck of no interface gas cylinder and the air inlet joint bayonet socket, the other end bottle neck of no interface gas cylinder be fixed in the connecting rod lower part through fixed locating part and with connecting rod between sealing connection, fixed locating part can be dismantled and connect in the connecting rod lower part. The sealing device is specially designed for the non-interface gas cylinder, realizes sealing and inflation pressurization of the non-interface gas cylinder, ensures smooth performance of a pressure resistance test, improves the accuracy of a test result, has a simple structure, is convenient to operate, and improves the test efficiency.
Description
Technical Field
The utility model belongs to the technical field of test equipment, and particularly relates to a sealing device for a joint-free gas cylinder test.
Background
The jointless gas cylinder means that the cylinder mouths at two ends of the gas cylinder are not provided with connecting threads and are only in a through hole form. The gas cylinder can be used as a pressure-bearing container such as a buffer tank and the like, and is connected with a test pipeline through welding or other modes when in use. As a pressure-bearing gas cylinder, a pressure test must be carried out on a non-interface gas cylinder separately to determine that the use strength of the non-interface gas cylinder meets the pressure-bearing requirement, and the connection and installation of a test system can be carried out after the test is qualified. The conventional gas cylinder nozzle is provided with a sealing thread and a sealing ring installation position, and the test can be carried out only by matching the special threaded test adapter with the conventional gas cylinder nozzle in threaded connection, but the interface-free gas cylinder is not provided with a connectable threaded interface and cannot be tested. For this reason, a test sealing device is specially designed for the jointless gas cylinder.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems, the utility model makes up the defects of the prior art and provides a sealing device for a joint-free gas cylinder test.
In order to achieve the purpose, the utility model adopts the following technical scheme.
The utility model relates to a sealing device for a joint-free gas cylinder test, which comprises a gas inlet joint plug socket, a connecting rod and a fixed limiting piece, wherein the gas inlet joint plug socket is connected with the connecting rod; the connecting rod is also provided with a gas outlet which is communicated with the gas channel;
the connecting rod runs through on the no interface gas cylinder through the both ends bottle neck of no interface gas cylinder, sealing connection between the one end bottle neck of no interface gas cylinder and the air inlet joint bayonet socket, the other end bottle neck of no interface gas cylinder be fixed in the connecting rod lower part through fixed locating part and with the connecting rod between sealing connection, fixed locating part can be dismantled and connect in the connecting rod lower part.
As a preferred scheme of the present invention, a threaded section is disposed at a lower portion of the connecting rod, and the fixed limiting member is a nut connected to the threaded section.
According to another preferable scheme of the utility model, a first sealing groove is formed in the connecting rod above the threaded section, a first sealing ring is arranged in the first sealing groove, and the inner side face of the cylinder nozzle at the other end of the jointless gas cylinder is in sealing connection with the connecting rod through the first sealing ring.
As another preferable scheme of the utility model, a protective pad is arranged on the upper end face of the nut, and the end face of the mouth at the other end of the jointless gas cylinder is connected with the protective pad.
As another preferable scheme of the utility model, a second sealing groove is arranged on the end face of the air inlet joint plug socket which is in contact with the end face of the cylinder mouth at one end of the jointless air cylinder, and a second sealing ring is arranged in the second sealing groove.
As another preferable scheme of the utility model, a bottle mouth stabilizing sleeve is arranged on the air inlet joint plug socket, and the bottle mouth stabilizing sleeve is sleeved outside a bottle mouth of the jointless air bottle.
As another preferable scheme of the utility model, the center of the upper part of the connecting rod is provided with a section of gas channel.
The utility model has the beneficial effects that:
the utility model provides a test sealing device for a non-interface gas cylinder, which is a test sealing device specially designed for the non-interface gas cylinder, realizes sealing and inflation pressurization of the non-interface gas cylinder, ensures smooth performance of a pressure test, improves the accuracy of a test result, and has the advantages of simple structure, convenience in operation and improvement of test efficiency.
Drawings
Fig. 1 is one of schematic three-dimensional structures of a sealing device for a jointless gas cylinder test according to the present invention.
Fig. 2 is a schematic perspective view of a second sealing device for testing a jointless gas cylinder according to the present invention.
Fig. 3 is a schematic cross-sectional structural view of a sealing device for testing a jointless gas cylinder according to the present invention.
Fig. 4 is a schematic view of the mounting structure of the sealing device for the test of the jointless gas cylinder.
The labels in the figure are: the gas cylinder comprises a gas inlet connector socket 1, a bottle mouth stabilizing sleeve 2, a connecting rod 3, a first sealing ring 4, a protective pad 5, a nut 6, a threaded section 7, a first sealing groove 8, a gas outlet 9, a gas channel 10, a second sealing ring 11, a second sealing groove 12 and a non-interface gas cylinder 13.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and the detailed description. It should be understood that the detailed description and specific examples, while indicating the utility model, are intended for purposes of illustration only and are not intended to limit the scope of the utility model.
With reference to fig. 1 to 4, the utility model relates to a sealing device for a joint-free gas cylinder test, which comprises a gas inlet joint socket 1, a connecting rod 3 and a fixed limiting part, wherein the gas inlet joint socket 1 is connected with the connecting rod 3, a section of gas channel 10 is arranged at the upper part of the connecting rod 3, and the gas channel 10 is communicated with the gas inlet joint socket 1; the connecting rod 3 is also provided with a gas outlet 9, the gas outlet 9 is communicated with a gas channel 10, and the gas channel 10 is used for inflating and pressurizing the interior of a jointless gas cylinder 13; connecting rod 3 runs through on no interface gas cylinder 13 through the both ends bottle neck of no interface gas cylinder 13, sealing connection between one end bottle neck of no interface gas cylinder 13 and the air inlet joint bayonet socket 1, and the other end bottle neck of no interface gas cylinder 13 is fixed in connecting rod 3 lower part through fixed locating part and connecting rod 3 between sealing connection, fixed locating part can be dismantled and connect in connecting rod 3 lower part.
A threaded section 7 is arranged at the lower part of the connecting rod 3, a nut 6 is adopted as a fixed limiting part, and the nut 6 is connected to the threaded section 7; by the matching of the nut 6 and the thread section 7, the non-interface gas cylinder 13 can be fixed on the connecting rod 3 by screwing the nut 6.
The connecting rod 3 above the thread section 7 is provided with a first sealing groove 8, a first sealing ring 4 is arranged in the first sealing groove 8, the inner side surface of the other end bottle mouth of the non-interface gas bottle 13 is in sealing connection with the connecting rod 3 through the first sealing ring 4, and the sealing of the lower end bottle mouth of the non-interface gas bottle 13 is realized through the first sealing ring 4.
The upper end surface of the nut 6 is provided with a protective pad 5, and the other end bottle mouth end surface of the non-connector gas bottle 13 is connected with the protective pad 5; the protective pad 5 can protect the end face of the bottle mouth of the non-interface gas bottle 13, and the end face of the bottle mouth of the non-interface gas bottle 13 is prevented from being scratched and pressed due to the compression joint of the nut 6.
And a second sealing groove 12 is arranged on the end surface of the air inlet joint plug socket 1 which is contacted with the end surface of one end bottle mouth of the non-interface gas bottle 13, a second sealing ring 11 is arranged in the second sealing groove 12, and the sealing of the upper end bottle mouth of the non-interface gas bottle 13 is realized through the second sealing ring 11.
The air inlet joint plug socket 1 is provided with a bottle mouth stabilizing sleeve 2, and the bottle mouth stabilizing sleeve 2 is sleeved outside the bottle mouth of the jointless gas bottle 13; the bottle mouth stabilizing sleeve 2 can further reinforce the upper end bottle mouth of the jointless gas bottle 13.
The center of the upper part of the connecting rod 3 is provided with a section of gas channel 10.
The installation process of the utility model is explained by combining the attached drawings and the technical scheme: firstly, the nut 6 is detached from the threaded section 7 at the lower part of the connecting rod 3, then the non-interface gas cylinder 13 is sleeved on the connecting rod 3, the end surface of the upper end cylinder mouth of the non-interface gas cylinder 13 is butted with the second sealing ring 11, then the nut 6 is screwed on the threaded section 7 at the lower part of the connecting rod 3, and the protective pad 5 screwed on the nut 6 is fastened and attached to the end surface of the lower end cylinder mouth of the non-interface gas cylinder 13; and finally, the air inlet connector plug socket 1 is connected with an adapter which is connected with a test device through a pipeline, and the test device is used for inflating and pressurizing the air bottle 13 without the interface so as to complete the test of the air bottle 13 without the interface.
It should be understood that the detailed description of the present invention is only for illustrating the present invention and is not limited by the technical solutions described in the embodiments of the present invention, and those skilled in the art should understand that the present invention can be modified or substituted equally to achieve the same technical effects; as long as the use requirements are met, the method is within the protection scope of the utility model.
Claims (7)
1. The utility model provides a no interface gas cylinder test sealing device which characterized in that: the gas inlet connector plug socket is connected with the connecting rod, a section of gas channel is arranged at the upper part of the connecting rod, and the gas channel is communicated with the gas inlet connector plug socket; the connecting rod is also provided with a gas outlet which is communicated with the gas channel; the connecting rod runs through on the no interface gas cylinder through the both ends bottle neck of no interface gas cylinder, sealing connection between the one end bottle neck of no interface gas cylinder and the air inlet joint bayonet socket, the other end bottle neck of no interface gas cylinder be fixed in the connecting rod lower part through fixed locating part and with the connecting rod between sealing connection, fixed locating part can be dismantled and connect in the connecting rod lower part.
2. The experimental sealing device of an interface-free gas cylinder according to claim 1, characterized in that: the lower part of the connecting rod is provided with a threaded section, the fixed limiting part adopts a nut, and the nut is connected to the threaded section.
3. The experimental sealing device of an interface-free gas cylinder according to claim 2, characterized in that: the connecting rod above the thread section is provided with a first sealing groove, a first sealing ring is arranged in the first sealing groove, and the inner side face of the other end bottle nozzle of the interface-free gas bottle is connected with the connecting rod in a sealing mode through the first sealing ring.
4. The experimental sealing device of an interface-free gas cylinder according to claim 2, characterized in that: the upper end face of the nut is provided with a protective pad, and the other end bottle mouth end face of the jointless gas bottle is connected with the protective pad.
5. The experimental sealing device of an interface-free gas cylinder according to claim 1, characterized in that: and a second sealing groove is arranged on the end face of the air inlet joint plug socket contacted with the end face of one end bottle mouth of the non-interface gas bottle, and a second sealing ring is arranged in the second sealing groove.
6. The experimental sealing device of an interface-free gas cylinder according to claim 1, characterized in that: and the air inlet joint plug socket is provided with a bottle mouth stabilizing sleeve, and the bottle mouth stabilizing sleeve is sleeved outside the bottle mouth of the jointless gas bottle.
7. The experimental sealing device of an interface-free gas cylinder according to claim 1, characterized in that: and a section of gas channel is arranged in the center of the upper part of the connecting rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220125959.8U CN216669141U (en) | 2022-01-18 | 2022-01-18 | Experimental sealing device of no interface gas cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220125959.8U CN216669141U (en) | 2022-01-18 | 2022-01-18 | Experimental sealing device of no interface gas cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216669141U true CN216669141U (en) | 2022-06-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220125959.8U Active CN216669141U (en) | 2022-01-18 | 2022-01-18 | Experimental sealing device of no interface gas cylinder |
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| CN (1) | CN216669141U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114813410A (en) * | 2022-07-01 | 2022-07-29 | 沈阳美茵联合检测有限公司 | S/N curve fitting test method for rotary bending fatigue of aviation hydraulic conduit |
-
2022
- 2022-01-18 CN CN202220125959.8U patent/CN216669141U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114813410A (en) * | 2022-07-01 | 2022-07-29 | 沈阳美茵联合检测有限公司 | S/N curve fitting test method for rotary bending fatigue of aviation hydraulic conduit |
| CN114813410B (en) * | 2022-07-01 | 2022-09-16 | 沈阳美茵联合检测有限公司 | S/N curve fitting test method for rotary bending fatigue of aviation hydraulic conduit |
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