CN212455829U - Sealing connection device for petroleum and natural gas pipeline - Google Patents
Sealing connection device for petroleum and natural gas pipeline Download PDFInfo
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- CN212455829U CN212455829U CN202020602897.6U CN202020602897U CN212455829U CN 212455829 U CN212455829 U CN 212455829U CN 202020602897 U CN202020602897 U CN 202020602897U CN 212455829 U CN212455829 U CN 212455829U
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- snap ring
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- connection device
- gas pipeline
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Abstract
The utility model discloses a sealing connection device for petroleum and natural gas pipelines, which comprises a connection device body, wherein the connection device body comprises an upper snap ring, a lower snap ring and an inner ring, a plug is arranged on an integrated bolt at the bottom of the upper snap ring, a clamping plate is integrally formed at the top of the lower snap ring, the clamping plate is arranged at the outer side of the plug through a bolt, a ring plate is welded at the outer side of the inner ring, a first sealing gasket is bonded at the outer side of the inner ring, a second sealing gasket is bonded at the two sides of the ring plate, the sealing connection device for petroleum and natural gas pipelines can further effectively seal a connection cabin of the pipelines by utilizing the pressure of the petroleum and natural gas, prevent the petroleum and natural gas from leaking, can quickly finish the fixed connection of the pipelines, improve the efficiency of the fixed connection, avoid the disjointing between the pipelines, ensure the fixed connection of the pipelines, thereby ensuring the, the sealing device is suitable for sealing connection of oil and gas pipelines.
Description
Technical Field
The utility model relates to a sealed jointing equipment technical field of pipeline specifically is a be used for oil and gas pipeline sealing connecting device.
Background
In the way of transporting petroleum and natural gas, the transportation by using petroleum and natural gas pipelines has the advantages of energy saving, large transportation capacity, high transportation speed, low transportation cost and the like, is a common means for transporting petroleum and natural gas, and in order to ensure the sealing performance of the pipelines and often need to use the pipeline sealing connection device to carry out sealing connection on the pipelines, the utility model with the patent application publication number of CN201820201432.2 discloses a natural gas pipeline sealing connection device, the existing pipeline sealing connection device has the advantages of good sealing performance, simple structure, convenient processing, low cost, convenient maintenance, high structural strength and the like, can meet the use requirement of sealing connection on the petroleum and natural gas pipelines, however, for the existing pipeline sealing connection device, on one hand, when in use, the petroleum and natural gas have higher pressure in the pipelines, so that the sealing elements are easy to generate gaps due to overlarge pressure, and then cause the leakage of oil and natural gas easily, be unfavorable for the sealing connection of guarantee pipeline, on the other hand, when the connection to the pipeline, need a plurality of fastening bolt to connect fixedly to need tighten a plurality of fastening bolt one by one, be unfavorable for improving safe efficiency, on the one hand again, when fastening bolt appears becoming flexible, cause the disjointing to appear between the pipeline easily, cause the leakage of oil and natural gas, neither do not do benefit to the fixed connection to the pipeline, be unfavorable for the transport safety of guarantee oil and natural gas again.
Therefore, how to design a sealing connection device for an oil and gas pipeline becomes a problem to be solved currently.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a be used for oil and gas pipeline sealing connection device to solve the problem that proposes in the above-mentioned background art, the utility model relates to a rationally, it is comparatively convenient during the use, be applicable to oil and gas pipeline's sealing connection and use.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a be used for oil and gas pipeline sealing connection device, includes the connecting device body, the connecting device body includes snap ring, lower snap ring and inner ring, it sets up the top of snap ring under to go up the snap ring, it establishes the outside at the inner ring all with lower snap ring cover to go up the snap ring, the integrative bolt in bottom of going up the snap ring has the plug, the top integrated into one piece of snap ring has the cardboard down, the cardboard passes through the bolt and installs the outside at the plug, inner ring's outside side welding has the crown plate, inner ring's outside side bonds and has sealed pad one, the both sides of crown plate bond and have sealed pad two, the swash plate has all been seted up to the both sides of inner ring.
As a preferred embodiment of the present invention, the ring plate is welded at the middle part of the inner ring, and the outer diameter of the inner ring is equal to the inner diameter of the oil and gas pipeline.
As a preferred embodiment of the present invention, the plug is disposed at both ends of the upper snap ring, and the snap-gauge is disposed at both ends of the lower snap ring.
As an embodiment of the present invention, the snap-gauge is clamped at both sides of the plug, and the inner diameter and the outer diameter of the upper snap ring and the lower snap ring are equal.
As an optimal implementation manner of the present invention, the screw holes have been all opened on the plug, the clamping plate and the ring plate, and the bolt is installed in the inner side of the screw hole.
As an optimal implementation manner of the present invention, the clamping groove has been all opened to the inboard of going up snap ring and lower snap ring, the crown plate sets up the inboard at the clamping groove.
As an optimized embodiment of the utility model, sealed pad one and sealed pad two are rubber packing pad, go up the snap ring and all seted up the oblique angle with the inboard of lower snap ring.
1. This be used for oil and gas pipeline sealing connecting device, owing to be provided with snap ring, lower snap ring, inner ring, sealed pad one, sealed pad two and swash plate, and then can effectually utilize the pressure of oil and gas self to seal the connection storehouse of pipeline, and then guarantee that pipe connection storehouse sealing member is not destroyed by high pressure, prevent the gap from appearing between the pipeline, prevent that oil and gas from appearing the seepage.
2. This be used for oil and gas pipeline sealing connecting device, owing to be provided with snap ring, lower snap ring, inner ring, plug, cardboard and bolt, the quantity of reduction bolt that can be very big only need screw up a small amount of bolts and can accomplish the fixed connection operation to the pipeline, improves pipeline fixed connection's efficiency.
3. This be used for oil and gas pipeline sealing connecting device owing to be provided with snap ring, lower snap ring, inner ring, plug, cardboard and bolt, can make the fastening that adds between two pipelines not receive the not hard up influence of bolt to avoid appearing the disjointing between the pipeline, the guarantee is to the fixed connection of pipeline, thereby guarantee oil and gas's transport safety.
4. This be used for oil and gas pipeline sealing connection device reasonable in design, it is comparatively high-efficient convenient during the use, be applicable to oil and gas pipeline's sealing connection and use.
Drawings
Fig. 1 is a schematic structural view of a sealing connection device for an oil and gas pipeline according to the present invention;
FIG. 2 is a sectional view of the sealing joint device for petroleum and natural gas pipelines according to the present invention;
in the figure: 1. a snap ring is arranged; 2. a lower snap ring; 3. an inner ring; 4. a plug; 5. clamping a plate; 6. a bolt; 7. a ring plate; 8. a first sealing gasket; 9. a second sealing gasket; 10. a sloping plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 2, the present invention provides a technical solution: a sealing connection device for an oil and gas pipeline comprises a connection device body, wherein the connection device body comprises an upper snap ring 1, a lower snap ring 2 and an inner ring 3, the upper snap ring 1 is arranged at the top of the lower snap ring 2, the upper snap ring 1 and the lower snap ring 2 are both sleeved on the outer side of the inner ring 3, a plug 4 is integrally inserted into the bottom of the upper snap ring 1, a clamping plate 5 is integrally formed at the top of the lower snap ring 2, the clamping plate 5 is arranged on the outer side of the plug 4 through a bolt 6, a ring plate 7 is welded on the outer side of the inner ring 3, a first sealing gasket 8 is bonded on the outer side of the inner ring 3, a second sealing gasket 9 is bonded on two sides of the ring plate 7, inclined plates 10 are arranged on two sides of the inner ring 3, the upper snap ring and the lower snap ring can realize sealing connection of the pipeline only through two bolts, and the time and energy, guarantee the high-speed joint of pipeline, improve the installation effectiveness.
As an optimal implementation mode of the utility model, the ring plate 7 welds at the middle part of inner ring 3, the external diameter of inner ring 3 equals the internal diameter of oil and gas pipeline, can be with on the inner wall of 3 oil and gas pipeline junctions of inner ring, and then the effectual pressure that utilizes oil and gas self realizes the sealing of inner ring and pipeline, the leakproofness between the guarantee pipeline.
As a preferred embodiment of the present invention, the plug 4 is disposed at both ends of the upper snap ring 1, and the clamping plate 5 is disposed at both ends of the lower snap ring 2.
As an optimal implementation mode of the utility model, 5 cards of cardboard are in the both sides of plug 4, go up snap ring 1 and snap ring 2's down internal diameter and external diameter equal phase, can constitute complete ring with last snap ring 1 and lower snap ring 2, guarantee snap ring 1 and 2 chucking operations to the pipe connection department of lower snap ring.
As an optimal implementation mode of the utility model, the screw has all been seted up on plug 4, cardboard 5 and the crown plate 7, bolt 6 is installed in the inboard of screw, can be connected plug 4 and cardboard 5 through bolt 6, and then makes go up snap ring 1 and link together with lower snap ring 2 to through last snap ring 1 with lower snap ring 2 with crown plate 7 card between two pipe connection departments.
As an optimal implementation mode of the utility model, go up snap ring 1 and the draw-in groove has all been seted up to snap ring 2's inboard down, crown plate 7 sets up in the inboard of draw-in groove, and it is fixed to utilize the draw-in groove to carry out the chucking with two pipelines, need not rely on the fastening force of bolt 6 to even make when not hard up appears in bolt 6, also can ensure to connect fixedly to the pipeline.
As a preferred embodiment of the utility model, sealed pad one 8 and sealed pad two 9 are rubber packing pad, go up snap ring 1 and lower snap ring 2's inboard and all seted up the oblique angle, utilize the leakproofness of rubber, ensure the sealed effect of pipeline to can utilize the oblique angle convenience with last snap ring 1 and lower snap ring 2 card in the both sides of pipe connection department, and realize the fastening connection to the pipeline through the chucking power of inside groove.
When the device for sealing and connecting the petroleum and natural gas pipelines is used, one side of an inner ring 3 is inserted into a connecting port of the pipeline, then a connecting interface of another pipeline is clamped to the other side of the inner ring 3, the joint of the two pipelines is clamped on two sides of a ring plate 7, a mounting hole is started on the joint of the pipelines, a lower clamping ring 1 and an upper clamping ring 2 are respectively clamped at the top and the bottom of the joint of the two pipelines, screw holes on a plug 4 and a clamping plate 5 are aligned with the mounting hole, the clamping plate 5 and the plug 4 are fixedly connected through bolts, the fixed connection operation of the pipelines can be completed only by screwing a small amount of bolts, the efficiency of fixed connection of the pipelines is improved, the two pipelines are clamped and fixed by utilizing clamping grooves, the fastening force of the bolts 6 does not need to be relied, so that the pipelines can be connected and fixed even if the bolts 6 are loosened, can make the fastening between two pipelines step up the power and not receive the not hard up influence of bolt 6, thereby avoid appearing the disjointing between the pipeline, the guarantee is to the fixed connection of pipeline, thereby guarantee oil and gas's transport safety, when carrying oil and gas, on the inner wall of 3 oil and gas pipeline junctions of inner ring, oil and gas extrudees inner ring 3 outwards, paste the inseparable inner wall of pipeline with inner ring 3, and then can effectually utilize oil and gas self pressure to seal the connection storehouse of pipeline, and then guarantee that the pipe connection storehouse sealing member is not destroyed by high pressure, prevent the gap from appearing between the pipeline, prevent that oil and gas from appearing the seepage.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. The utility model provides a be used for oil and gas pipeline sealing connection device, includes the connecting device body, its characterized in that: the connecting device body comprises an upper snap ring (1), a lower snap ring (2) and an inner ring (3), the upper snap ring (1) is arranged at the top of the lower snap ring (2), the upper snap ring (1) and the lower snap ring (2) are all sleeved on the outer side of the inner ring (3), an integrated bolt at the bottom of the upper snap ring (1) is provided with a plug (4), a clamping plate (5) is integrally formed at the top of the lower snap ring (2), the clamping plate (5) is installed on the outer side of the plug (4) through a bolt (6), a ring plate (7) is welded on the outer side of the inner ring (3), a sealing gasket (8) is bonded on the outer side of the inner ring (3), two sealing gaskets (9) are bonded on the two sides of the ring plate (7), and inclined plates (10) are arranged on the two sides of the inner ring (3).
2. The oil and gas pipeline sealing connection device according to claim 1, wherein: the ring plate (7) is welded in the middle of the inner ring (3), and the outer diameter of the inner ring (3) is equal to the inner diameter of the oil and gas pipeline.
3. The oil and gas pipeline sealing connection device according to claim 2, wherein: the plug (4) is arranged at two ends of the upper clamping ring (1), and the clamping plate (5) is arranged at two ends of the lower clamping ring (2).
4. The oil and gas pipeline sealing connection device according to claim 1, wherein: the clamping plates (5) are clamped on two sides of the plug (4), and the inner diameter and the outer diameter of the upper clamping ring (1) are equal to those of the lower clamping ring (2).
5. The oil and gas pipeline sealing connection device according to claim 1, wherein: the plug (4), the clamping plate (5) and the ring plate (7) are all provided with screw holes, and the bolts (6) are installed on the inner sides of the screw holes.
6. The oil and gas pipeline sealing connection device according to claim 1, wherein: go up the inboard of snap ring (1) and lower snap ring (2) and all seted up the draw-in groove, crown plate (7) set up the inboard at the draw-in groove.
7. The oil and gas pipeline sealing connection device according to claim 1, wherein: the sealing gasket I (8) and the sealing gasket II (9) are rubber sealing gaskets, and oblique angles are formed in the inner sides of the upper clamping ring (1) and the lower clamping ring (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020602897.6U CN212455829U (en) | 2020-04-21 | 2020-04-21 | Sealing connection device for petroleum and natural gas pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020602897.6U CN212455829U (en) | 2020-04-21 | 2020-04-21 | Sealing connection device for petroleum and natural gas pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212455829U true CN212455829U (en) | 2021-02-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020602897.6U Expired - Fee Related CN212455829U (en) | 2020-04-21 | 2020-04-21 | Sealing connection device for petroleum and natural gas pipeline |
Country Status (1)
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| CN (1) | CN212455829U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113108141A (en) * | 2021-03-26 | 2021-07-13 | 上海誉亿建筑安装工程有限公司 | Natural gas conveying pipeline joint structure and construction process thereof |
-
2020
- 2020-04-21 CN CN202020602897.6U patent/CN212455829U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113108141A (en) * | 2021-03-26 | 2021-07-13 | 上海誉亿建筑安装工程有限公司 | Natural gas conveying pipeline joint structure and construction process thereof |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210202 |
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| CF01 | Termination of patent right due to non-payment of annual fee |