CN220354740U - Plastic steel conversion joint convenient to install and connect for gas pipeline - Google Patents
Plastic steel conversion joint convenient to install and connect for gas pipeline Download PDFInfo
- Publication number
- CN220354740U CN220354740U CN202321985953.9U CN202321985953U CN220354740U CN 220354740 U CN220354740 U CN 220354740U CN 202321985953 U CN202321985953 U CN 202321985953U CN 220354740 U CN220354740 U CN 220354740U
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- China
- Prior art keywords
- connecting disc
- gas pipeline
- movably connected
- connector
- plastic steel
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 27
- 239000010959 steel Substances 0.000 title claims abstract description 27
- 239000004033 plastic Substances 0.000 title claims abstract description 25
- 238000006243 chemical reaction Methods 0.000 title abstract description 15
- 238000007789 sealing Methods 0.000 claims abstract description 18
- 239000002184 metal Substances 0.000 claims abstract description 11
- 238000009434 installation Methods 0.000 claims description 21
- 230000007246 mechanism Effects 0.000 claims description 19
- 230000000149 penetrating effect Effects 0.000 claims description 11
- 239000007789 gas Substances 0.000 description 31
- 238000005260 corrosion Methods 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 5
- 230000006872 improvement Effects 0.000 description 4
- 238000012856 packing Methods 0.000 description 4
- 210000001503 joint Anatomy 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 239000002737 fuel gas Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 208000006877 Insect Bites and Stings Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The utility model discloses a plastic steel conversion joint convenient to install and connect for a gas pipeline, and relates to the technical field of plastic steel conversion joints. When the gas pipeline sealing device is used, the first connecting disc and the second connecting disc can be clamped and fixed, one end of the connecting head at the top end of the metal pipe is rotated to the inside of the first connecting disc, the sealing ring is clamped on the surface, the locating plate around the fastening ring is attached to the first connecting disc, the bolt penetrates through the locating plate and is in threaded fixation with the mounting hole at the rear end of the first connecting disc, the connecting head can be mounted, meanwhile, the leakage-proof gasket is clamped on the surface of the connecting position of the gas pipeline and the connecting head, the sealing performance can be improved, and the leakage phenomenon can be prevented when the gas pipeline sealing device is used.
Description
Technical Field
The utility model relates to the technical field of plastic-steel conversion joints, in particular to a plastic-steel conversion joint convenient to install and connect for a gas pipeline.
Background
The fuel gas pipe is a special pipeline for conveying combustible gas, and the metal fuel gas pipe hose is used for replacing the traditional fastening mode rubber hose, so that the defects that the rubber hose is easy to fall off, age, insect bite and short in service life can be overcome.
The steel-plastic adapter is formed by connecting a steel pipe and a PE pipe, and is suitable for connection work of the steel pipe and the plastic pipe. The steel-plastic adapter is used for the underground anti-corrosion maintenance and wall-penetrating maintenance of natural gas DN steel pipes, and is used for the anti-corrosion of the welding seams of directly buried and empty frame steel pipes and the anti-corrosion, sealing, wear resistance and attractive appearance of joints of steel-plastic transition sections, which require special design schemes, and can also be used for the sealing anti-corrosion of the positions of a loop flange, an insulating layer flange plate and a clamping (locking) hoop of the pipeline. A firm corrosion-proof body is produced, which has good wear resistance, corrosion resistance, impact resistance and excellent ultraviolet light resistance and ageing resistance.
The following problems exist in the prior art:
1. the existing plastic steel conversion joint for the gas pipeline is convenient to install and connect, is troublesome in the use process, and has long installation time, poor overall tightness and leakage phenomenon in the use process, so that the plastic steel conversion joint is inconvenient for people to use;
2. the existing plastic steel conversion joint for the gas pipeline is convenient to install and connect, in the use process, a large gap exists between the connected gas pipeline and the metal pipe, the use is inconvenient, and meanwhile, the replacement and maintenance are inconvenient in the later period of damage.
Disclosure of Invention
In order to solve the technical problems, the utility model adopts the following technical scheme:
the utility model provides a plastic steel crossover sub convenient to install and connect for gas pipeline, includes the main part, the front end of main part is provided with the metal pipe, the front end fixedly connected with connector of main part, the front end outside of connector is equipped with coupling mechanism, the place ahead of connector is equipped with gas pipeline, the front end outside of gas pipeline is equipped with mounting mechanism, coupling mechanism includes first connection pad, the centre of first connection pad and the outside through-connection of connector, the rear end movable sleeve of first connection pad is equipped with the retainer plate of retainer plate fixedly connected with multiunit all around, the centre activity of retainer plate is equipped with the bolt, the front end swing joint of first connection pad has the sealing washer, the front side swing joint of sealing washer, the mounting groove has been seted up in the middle of the front side of leak protection washer, the rear end of first connection pad sets up the mounting hole of multiunit all around, mounting mechanism includes the second, the right-hand member of second connection pad and the front end external movable connection of first connection pad, the rear end of second connection pad is equipped with the retainer plate fixedly connected with the locating plate of multiunit, the middle joint has the second connection pad, the second connection pad has the intermediate layer, the tie-down joint has the tie-plate.
The technical scheme of the utility model is further improved as follows: the front side of locating plate and the rear end swing joint of first connecting plate, the bottom and the mounting hole threaded connection of bolt.
The technical scheme of the utility model is further improved as follows: the middle of the sealing ring is movably connected with the outer side of the connector in a penetrating mode, and the middle of the leakage-proof gasket is movably connected with the outer side of the connector in a penetrating mode.
The technical scheme of the utility model is further improved as follows: the rear end of the second connecting disc is movably connected with the front side of the mounting ring, and the middle of the second connecting disc and the mounting ring is movably connected with the top end of the gas pipeline in a penetrating mode.
The technical scheme of the utility model is further improved as follows: the bottom end of the locating pin penetrates through the mounting ring and the second connecting disc to be fixedly connected with the connecting hole.
The technical scheme of the utility model is further improved as follows: the top of the gas pipeline is movably connected with the front end of the connector.
By adopting the technical scheme, compared with the prior art, the utility model has the following technical progress:
1. the utility model provides a plastic steel conversion joint convenient for installation and connection for a gas pipeline, which is simple and quick in installation, high in overall tightness and free of leakage phenomenon in use under the combined action of a first connecting disc, a fastening ring, a positioning plate, a bolt, a sealing ring, a leakage-proof gasket, a mounting groove and a mounting hole.
2. The utility model provides a plastic-steel conversion joint for a gas pipeline, which is convenient to install and connect.
Drawings
FIG. 1 is a schematic view of a plastic steel adapter for a gas pipeline of the present utility model for easy installation and connection;
FIG. 2 is a schematic structural view of the connecting mechanism of the present utility model;
FIG. 3 is a schematic view of the mounting mechanism of the present utility model;
fig. 4 is a schematic structural view of a detail of the connecting mechanism of the present utility model.
In the figure: 1. a main body; 2. a metal tube; 3. a connector; 4. a connecting mechanism; 5. a mounting mechanism; 6. a gas pipeline; 41. a first connection plate; 42. a fastening ring; 43. a positioning plate; 44. a bolt; 45. a seal ring; 46. a leak-proof gasket; 47. a mounting groove; 411. a mounting hole; 51. a second connection pad; 52. a mounting ring; 53. a positioning pin; 54. and a clamping block.
Detailed Description
The utility model is further illustrated by the following examples:
example 1
As shown in fig. 1-4, the utility model provides a plastic steel conversion joint convenient for installation and connection for a gas pipeline, which comprises a main body 1, wherein a metal pipe 2 is arranged at the front end of the main body 1, a connecting head 3 is fixedly connected with the front end of the main body 1, a connecting mechanism 4 is arranged at the outer side of the front end of the connecting head 3, a gas pipeline 6 is arranged in front of the connecting head 3, an installation mechanism 5 is arranged at the outer side of the front end of the gas pipeline 6, and the top end of the gas pipeline 6 is movably connected with the front end of the connecting head 3.
Example 2
As shown in fig. 1-4, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, the connecting mechanism 4 comprises a first connecting disc 41, the middle of the first connecting disc 41 is movably connected with the outer side of the connector 3 in a penetrating manner, a fastening ring 42 is movably sleeved at the rear end of the first connecting disc 41, a plurality of groups of positioning plates 43 are fixedly connected around the fastening ring 42, bolts 44 are movably arranged in the middle of the positioning plates 43, a sealing ring 45 is movably connected with the front end of the first connecting disc 41, a leakage-proof gasket 46 is movably connected with the front side of the sealing ring 45, a mounting groove 47 is formed in the middle of the front side of the leakage-proof gasket 46, a plurality of groups of mounting holes 411 are formed in the periphery of the rear end of the first connecting disc 41, the front side of the positioning plates 43 is movably connected with the rear end of the first connecting disc 41, the bottom ends of the bolts 44 are in threaded connection with the mounting holes 411, the middle of the sealing ring 45 is movably connected with the outer side of the connector 3 in a penetrating manner, and the middle of the leakage-proof gasket 46 is movably connected with the outer side of the connector 3 in a penetrating manner.
In this embodiment, the adapter after the improvement is simple swift when the installation, whole leakproofness is high, can not appear revealing the phenomenon during the use, be convenient for people use, set up the front end outside at connector 3 through first connection dish 41, when using, can carry out the joint fixedly through first connection dish 41 and second connection dish 51 earlier, the one end of connector 3 on tubular metal resonator 2 top is rotatory to the inside of first connection dish 41 again, and with sealing washer 45 card on the surface, again with locating plate 43 and first connection dish 41 laminating all around of retainer plate 42, pass locating plate 43 with the bolt 44 again and carry out the screw thread fastening with the mounting hole 411 of first connection dish 41 rear end, can accomplish the installation to connector 3, leak protection packing ring 46 card is in the surface of gas pipeline 6 and connector 3 junction simultaneously, can increase the leakproofness, leak the phenomenon appears in the time of preventing the use.
Example 3
As shown in fig. 1-4, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, the mounting mechanism 5 comprises a second connecting disc 51, the right end of the second connecting disc 51 is movably connected with the outer part of the front end of the first connecting disc 41, the rear end of the second connecting disc 51 is provided with a mounting ring 52, the middle of the mounting ring 52 is provided with a positioning pin 53, the inner layer of the rear end of the second connecting disc 51 is fixedly provided with a clamping block 54, the inner layer of the second connecting disc 51 is provided with a connecting hole, the rear end of the second connecting disc 51 is movably connected with the front side of the mounting ring 52, the middle of the second connecting disc 51 and the mounting ring 52 is movably connected with the top end of the gas pipeline 6 in a penetrating manner, and the bottom end of the positioning pin 53 penetrates through the mounting ring 52 and the second connecting disc 51 to be fixedly connected with the connecting hole.
In this embodiment, the gas pipeline 6 and the metal pipe 2 connected after improvement can not have great gap each other, and change easy maintenance in the later stage of appearing damaging simultaneously, set up the front end outside at gas pipeline 6 through second connection pad 51, when the during the use, after the front end of gas pipeline 6 passes the connector 3 conversion connection in second connection pad 51 and leak protection packing ring 46 internally mounted groove 47, cup joint the front end outside at gas pipeline 6 again with the installation collar 52, pass installation collar 52 with the locating pin 53 again and block 54 and block into the inside completion of second connection pad 51 to accomplish the holistic erection joint of steel plastic crossover sub.
Example 4
The working principle of the plastic steel conversion joint convenient to install and connect for the gas pipeline is specifically described below.
As shown in fig. 1 to 4, when the plastic steel adapter for easy installation and connection is used, the adapter improved by the connecting mechanism 4 is simple and quick in installation, has high overall tightness, can not leak during use, is convenient for people to use, is arranged at the outer side of the front end of the connector 3 by the first connecting disc 41, can be clamped and fixed with the second connecting disc 51 by the first connecting disc 41 firstly during use, then rotates one end of the connector 3 at the top end of the metal pipe 2 to the inner part of the first connecting disc 41, clamps the sealing ring 45 on the surface, attaches the positioning plate 43 around the fastening ring 42 with the first connecting disc 41, passes the bolt 44 through the positioning plate 43 and is in threaded fixation with the mounting hole 411 at the rear end of the first connecting disc 41, thus the installation of the connector 3 can be completed, simultaneously leak protection packing ring 46 card is in the surface of gas pipeline 6 and connector 3 junction, can increase the leakproofness, leak the phenomenon appears in the time of preventing to use, the gas pipeline 6 that connects after improving by installation mechanism 5 and metal pipe 2 can not exist great gap each other, simultaneously at the later stage of damaging change easy maintenance appears, set up the front end outside at gas pipeline 6 through second connection pad 51, when using, after the front end of gas pipeline 6 passes the connector 3 conversion connection in second connection pad 51 and leak protection packing ring 46 internally mounted groove 47, cup joint the front end outside at gas pipeline 6 again with the installation collar 52, again pass installation collar 52 and joint piece 54 and block into the inside completion of second connection pad 51 with the locating pin 53, thereby accomplish the holistic erection joint of steel-plastic adapter.
The foregoing utility model has been generally described in great detail, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, it is intended to cover modifications or improvements within the spirit of the inventive concepts.
Claims (6)
1. The utility model provides a plastic steel crossover sub that gas pipeline was connected with being convenient for installs, includes main part (1), the front end of main part (1) is provided with tubular metal resonator (2), its characterized in that: the front end of the main body (1) is fixedly connected with a communicated connector (3), a connecting mechanism (4) is arranged on the outer side of the front end of the connector (3), a gas pipeline (6) is arranged in front of the connector (3), and a mounting mechanism (5) is arranged on the outer side of the front end of the gas pipeline (6);
the connecting mechanism (4) comprises a first connecting disc (41), the middle of the first connecting disc (41) is movably connected with the outer side of the connector (3) in a penetrating mode, a fastening ring (42) is movably sleeved at the rear end of the first connecting disc (41), a plurality of groups of positioning plates (43) are fixedly connected to the periphery of the fastening ring (42), bolts (44) are movably arranged in the middle of the positioning plates (43), a sealing ring (45) is movably connected to the front end of the first connecting disc (41), a leakage-proof gasket (46) is movably connected to the front side of the sealing ring (45), a mounting groove (47) is formed in the middle of the front side of the leakage-proof gasket (46), and a plurality of groups of mounting holes (411) are formed in the periphery of the rear end of the first connecting disc (41);
the mounting mechanism (5) comprises a second connecting disc (51), the right end of the second connecting disc (51) is movably connected with the front end of the first connecting disc (41) in an external mode, a mounting ring (52) is arranged at the rear end of the second connecting disc (51), a positioning pin (53) is arranged in the middle of the mounting ring (52), a clamping block (54) is fixedly mounted on the inner layer of the rear end of the second connecting disc (51), and a connecting hole is formed in the inner layer of the second connecting disc (51).
2. The plastic steel crossover sub of claim 1 for gas piping convenient for installation and connection, wherein: the front side of the locating plate (43) is movably connected with the rear end of the first connecting disc (41), and the bottom end of the bolt (44) is in threaded connection with the mounting hole (411).
3. The plastic steel crossover sub of claim 2 for gas piping convenient for installation and connection, wherein: the middle of the sealing ring (45) is movably connected with the outer side of the connector (3) in a penetrating mode, and the middle of the leakage-proof gasket (46) is movably connected with the outer side of the connector (3) in a penetrating mode.
4. The plastic steel crossover sub of claim 1 for gas piping convenient for installation and connection, wherein: the rear end of the second connecting disc (51) is movably connected with the front side of the mounting ring (52), and the middle of the second connecting disc (51) and the mounting ring (52) is movably connected with the top end of the gas pipeline (6) in a penetrating mode.
5. The plastic steel crossover sub of claim 4 for gas piping convenient for installation and connection, wherein: the bottom end of the locating pin (53) penetrates through the mounting ring (52) and the second connecting disc (51) to be fixedly connected with the connecting hole.
6. The plastic steel crossover sub of claim 1 for gas piping convenient for installation and connection, wherein: the top end of the gas pipeline (6) is movably connected with the front end of the connector (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321985953.9U CN220354740U (en) | 2023-07-26 | 2023-07-26 | Plastic steel conversion joint convenient to install and connect for gas pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321985953.9U CN220354740U (en) | 2023-07-26 | 2023-07-26 | Plastic steel conversion joint convenient to install and connect for gas pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220354740U true CN220354740U (en) | 2024-01-16 |
Family
ID=89503973
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321985953.9U Active CN220354740U (en) | 2023-07-26 | 2023-07-26 | Plastic steel conversion joint convenient to install and connect for gas pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220354740U (en) |
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2023
- 2023-07-26 CN CN202321985953.9U patent/CN220354740U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |