CN219673576U - Natural gas pipeline connecting device - Google Patents
Natural gas pipeline connecting device Download PDFInfo
- Publication number
- CN219673576U CN219673576U CN202320903717.1U CN202320903717U CN219673576U CN 219673576 U CN219673576 U CN 219673576U CN 202320903717 U CN202320903717 U CN 202320903717U CN 219673576 U CN219673576 U CN 219673576U
- Authority
- CN
- China
- Prior art keywords
- natural gas
- gas pipeline
- wall
- sleeve
- internal thread
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 114
- 239000003345 natural gas Substances 0.000 title claims abstract description 57
- 238000007789 sealing Methods 0.000 claims abstract description 16
- 238000001125 extrusion Methods 0.000 claims abstract description 15
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 6
- 239000010959 steel Substances 0.000 claims abstract description 6
- 239000007789 gas Substances 0.000 abstract description 6
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
Classifications
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/30—Use of alternative fuels, e.g. biofuels
Abstract
The utility model discloses a natural gas pipeline connecting device, which comprises a natural gas pipeline, wherein the inner wall of the natural gas pipeline is sleeved with a sleeve, the outer wall of one end of the sleeve, which is positioned outside the natural gas pipeline, is sleeved with a sealing ring, the outer wall of the natural gas pipeline is sleeved with a supporting sleeve, the inside of the supporting sleeve is sleeved with a threaded pipe, the inner wall of the threaded pipe is in threaded connection with a nut, the bottom end of the nut is provided with a limiting hole, steel balls are placed in the limiting hole, the inside of the threaded pipe is in sliding connection with an extrusion block, and the bottom of the extrusion block is fixedly connected with a lug. The natural gas pipeline connecting device solves the problems that the existing pipeline connecting mode is that a flange is arranged at a pipe orifice, then the flanges at the heads of two sections of natural gas pipes are buckled with each other, then the two sections of flanges are fixed by bolts, but the sealing performance of the joint of the two natural gas pipelines is poor when the two sections of natural gas pipelines are connected, and gas leakage is easy to occur.
Description
Technical Field
The utility model relates to the technical field of pipeline connection, in particular to a natural gas pipeline connection device.
Background
The natural gas pipeline refers to a pipeline for conveying natural gas (including associated gas produced by an oil field) from a mining place or a treatment plant to the center of a city gas distribution natural gas pipeline connecting device or an industrial enterprise user, and is also called a gas pipeline.
Disclosure of Invention
The utility model provides a natural gas pipeline connecting device, which solves the problems that the existing pipeline connecting mode is that a flange is arranged at a pipe orifice, then the flanges at the heads of two sections of natural gas pipelines are mutually buckled, then two groups of flanges are fixed by bolts, but the sealing performance of the joint of the two natural gas pipelines is poor during connection, and gas leakage is easy to occur.
In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a natural gas pipeline connecting device, includes the natural gas pipeline, the inner wall cover of natural gas pipeline is equipped with the sleeve pipe, the sleeve pipe is located the outside one end outer wall cover of natural gas pipeline and is equipped with the sealing washer, the outer wall cover of natural gas pipeline is equipped with the support cover, the inside cover of support cover is equipped with the screwed pipe, the inner wall threaded connection of screwed pipe has the nut, spacing hole has been seted up to the bottom of nut, the steel ball has been placed to the inside in spacing hole, the inside sliding connection of screwed pipe has the extrusion piece, the bottom fixedly connected with lug of extrusion piece, the one side cover that the support cover outer wall is close to the sealing washer is equipped with the spacing collar, the outer wall sliding connection of support cover has the internal thread circle, one side fixedly connected with first push rod that the internal thread circle is close to the screwed pipe, the inner wall threaded connection of internal thread circle has the external thread circle, one side fixedly connected with second push rod that the internal thread circle was kept away from to the external thread circle.
Preferably, the threaded pipes are multiple and distributed in an annular equidistant array at the center point of the supporting sleeve.
Preferably, the number of the protruding blocks is multiple, and the protruding blocks are fixedly connected to the bottom of the extrusion block.
Preferably, the vertical section of the sealing ring is L-shaped, and the vertical section of the internal thread ring is L-shaped.
Preferably, the first push rods are multiple and are distributed in an annular equidistant array at the center point of the internal thread ring.
Preferably, the second push rods are multiple, and are distributed in an annular equidistant array by the center point of the external thread ring.
Advantageous effects
The utility model provides a natural gas pipeline connecting device. Compared with the prior art, the method has the following beneficial effects:
1. this natural gas pipeline connecting device through cup jointing the sleeve pipe behind natural gas pipeline's inside, through rotating the nut, and then the extrusion piece of being convenient for drives the lug and presses the outer wall of natural gas pipeline, and cooperation sleeve pipe, and then is convenient for fix the support sleeve, has avoided the outer wall slip problem of support sleeve and natural gas pipeline.
2. This natural gas pipeline connecting device, after all fixing the support cover through the outer wall of two natural gas pipelines, through internal thread circle and first push rod threaded connection, and then make two natural gas pipelines be close to each other, two sealing washer are close to each other simultaneously, so two natural gas pipelines of being convenient for increase the leakproofness, avoid the leakage of gas.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the internal structure of a threaded pipe according to the present utility model;
FIG. 3 is a schematic view of the structure of the support sleeve and the stop collar of the present utility model.
In the figure: 1. a natural gas pipeline; 2. a sleeve; 3. a seal ring; 4. a support sleeve; 5. a threaded tube; 6. a nut; 7. a limiting hole; 8. steel balls; 9. extruding a block; 10. a bump; 11. a limit ring; 12. an internal thread ring; 13. a first push rod; 14. an external thread ring; 15. and a second push rod.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1, 2 and 3, the present utility model provides a technical solution: the natural gas pipeline connecting device comprises a natural gas pipeline 1, wherein a sleeve pipe 2 is sleeved on the inner wall of the natural gas pipeline 1, a sealing ring 3 is sleeved on the outer wall of one end of the sleeve pipe 2 outside the natural gas pipeline 1, a supporting sleeve 4 is sleeved on the outer wall of the natural gas pipeline 1, a threaded pipe 5 is sleeved inside the supporting sleeve 4, a nut 6 is connected with the inner wall of the threaded pipe 5 in a threaded manner, a limiting hole 7 is formed in the bottom end of the nut 6, a steel ball 8 is arranged inside the limiting hole 7, an extrusion block 9 is connected inside the threaded pipe 5 in a sliding manner, a lug 10 is fixedly connected with the bottom of the extrusion block 9, a limiting ring 11 is sleeved on one side, close to the sealing ring 3, of the outer wall of the supporting sleeve 4 in a sliding manner, an internal thread ring 12 is connected with the outer wall of the supporting sleeve 4, the first push rod 13 of one side fixedly connected with that the internal thread circle 12 is close to screwed pipe 5, the inner wall threaded connection of internal thread circle 12 has external thread circle 14, one side fixedly connected with second push rod 15 of internal thread circle 12 is kept away from to external thread circle 14, screwed pipe 5 is a plurality of, and with the annular equidistant array arrangement of central point of supporting sleeve 4, lug 10 is a plurality of, and all fixed connection in the bottom of extrusion piece 9, the vertical cross-section of sealing washer 3 is L shape, the vertical cross-section of internal thread circle 12 is L shape, first push rod 13 is a plurality of, and with the annular equidistant array arrangement of central point of internal thread circle 12, second push rod 15 is a plurality of, and with the annular equidistant array arrangement of central point of external thread circle 14.
When the natural gas pipeline sealing device is used, firstly, the sleeve 2 is placed in the natural gas pipeline 1, the sealing ring 3 sleeved on the outer wall of the sleeve 2 is used, the supporting sleeve 4 sleeved on the outer wall of the sleeve 2 is used, the threaded pipe 5 sleeved on the inner wall of the supporting sleeve 4 is in threaded connection with the nut 6, the extrusion block 9 is slidably connected on the inner wall of the threaded pipe 5, and then the nut 6 is rotated, the limit hole 7 formed in the bottom of the nut 6 is used for conveniently placing the steel balls 8 in the limit hole 7, so that the nut 6 can not drive the extrusion block 9 to rotate, the nut 6 is convenient for extruding the extrusion block 9, the bump 10 is convenient for pressing the natural gas pipeline 1, the sleeve 2 is matched, the natural gas pipeline 1 can be clamped, the supporting sleeve 4 is effectively and fixedly sleeved on the outer part of the natural gas pipeline 1, simultaneously, the other natural gas pipeline 1 is fixedly sleeved on the same principle as the other supporting sleeve 4, the two natural gas pipelines 1 are sleeved on the inner wall, the two supporting sleeves 4 are conveniently placed on the outer side, the inner wall 12 is mutually connected with the inner wall 12 of the outer ring 12 through the inner ring 12, the inner ring 12 is conveniently connected with the outer ring 14 through the inner ring 12 and the outer ring 14, the inner ring 14 is conveniently connected with the outer ring 12 through the inner ring 12, the inner ring 14 is conveniently connected with the outer ring 14 through the inner ring 12, the inner ring 12 is conveniently connected with the inner ring 14 through the inner ring 12 and the inner ring 12, the inner ring 12 is conveniently connected with the outer ring 12 through the inner ring 12 and the inner ring 12 is conveniently connected with the outer ring 12 and the outer ring is connected with the inner ring is conveniently connected with the outer ring 12, and then be convenient for connect two natural gas lines 1 to can also be close to each other through two sealing washer 3, and then increase the seal after two natural gas lines 1 are close to each other.
And all that is not described in detail in this specification is well known to those skilled in the art.
Claims (6)
1. Natural gas pipeline connecting device, including natural gas pipeline (1), its characterized in that: the inner wall cover of natural gas line (1) is equipped with sleeve pipe (2), sleeve pipe (2) are located the outside one end outer wall cover of natural gas line (1) and are equipped with sealing washer (3), the outer wall cover of natural gas line (1) is equipped with support sleeve (4), the inside cover of support sleeve (4) is equipped with screwed pipe (5), the inner wall threaded connection of screwed pipe (5) has nut (6), spacing hole (7) have been seted up to the bottom of nut (6), steel ball (8) have been placed to the inside of spacing hole (7), the inside sliding connection of screwed pipe (5) has extrusion piece (9), the bottom fixedly connected with lug (10) of extrusion piece (9), one side cover that is close to sealing washer (3) of support sleeve (4) is equipped with spacing collar (11), the outer wall sliding connection of support sleeve (4) has internal thread circle (12), one side fixedly connected with first push rod (13) that internal thread circle (12) is close to screwed pipe (5), the inner wall threaded connection of internal thread circle (12) has outer thread circle (14), one side that external thread circle (14) kept away from second push rod (15) is kept away from.
2. A natural gas pipeline connection device as claimed in claim 1, wherein: the threaded pipes (5) are multiple and are distributed in an annular equidistant array at the center point of the supporting sleeve (4).
3. A natural gas pipeline connection device as claimed in claim 2, wherein: the number of the convex blocks (10) is plural, and the convex blocks are fixedly connected to the bottom of the extrusion block (9).
4. A natural gas pipeline connection according to claim 3, characterized in that: the vertical section of the sealing ring (3) is L-shaped, and the vertical section of the internal thread ring (12) is L-shaped.
5. The natural gas pipeline connection device of claim 4, wherein: the number of the first push rods (13) is multiple, and the first push rods are distributed in an annular equidistant array at the center point of the internal thread ring (12).
6. The natural gas pipeline connection device of claim 5, wherein: the number of the second push rods (15) is multiple, and the second push rods are distributed in an annular equidistant array by the center point of the external thread ring (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320903717.1U CN219673576U (en) | 2023-04-20 | 2023-04-20 | Natural gas pipeline connecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320903717.1U CN219673576U (en) | 2023-04-20 | 2023-04-20 | Natural gas pipeline connecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219673576U true CN219673576U (en) | 2023-09-12 |
Family
ID=87928572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320903717.1U Active CN219673576U (en) | 2023-04-20 | 2023-04-20 | Natural gas pipeline connecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219673576U (en) |
-
2023
- 2023-04-20 CN CN202320903717.1U patent/CN219673576U/en active Active
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| GR01 | Patent grant |