CN111981204A - Double-wall pipe flange for marine gas pipeline - Google Patents
Double-wall pipe flange for marine gas pipeline Download PDFInfo
- Publication number
- CN111981204A CN111981204A CN202010894132.9A CN202010894132A CN111981204A CN 111981204 A CN111981204 A CN 111981204A CN 202010894132 A CN202010894132 A CN 202010894132A CN 111981204 A CN111981204 A CN 111981204A
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- China
- Prior art keywords
- flange
- bevel gear
- sleeve
- positioning plate
- fixedly connected
- 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.)
- Pending
Links
- 239000012790 adhesive layer Substances 0.000 claims 1
- 239000000725 suspension Substances 0.000 description 8
- 238000007789 sealing Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 241000238631 Hexapoda Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L3/00—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
- F16L3/16—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets with special provision allowing movement of the pipe
- F16L3/20—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets with special provision allowing movement of the pipe allowing movement in transverse direction
- F16L3/215—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets with special provision allowing movement of the pipe allowing movement in transverse direction the movement being hydraulically or electrically controlled
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L23/00—Flanged joints
- F16L23/006—Attachments
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Joints Allowing Movement (AREA)
Abstract
The invention discloses a double-wall pipe flange of a marine gas pipeline, which has the technical scheme that: the inner pipe is positioned inside the outer pipe, the connecting flanges are arranged at two ends of the outer pipe, two ends of the outer pipe and two ends of the inner pipe are fixedly connected with the connecting flanges, the outer wall of each connecting flange is connected with a height adjusting device, each height adjusting device comprises a connecting seat, a driving assembly and an adjusting assembly, the driving assembly is installed inside the connecting seat, the output end of the driving assembly is fixedly connected with the adjusting assembly, and one end, far away from the driving assembly, of the adjusting assembly is fixedly connected with the connecting flanges; the height adjusting device can adjust the height when the pipelines on the two sides are not located on the same horizontal line, so that the stress of the joint of the double-wall pipe and the pipelines on the two sides is reduced, and the tightness of the pipeline is guaranteed.
Description
Technical Field
The invention relates to the technical field of gas pipelines, in particular to a double-wall pipe flange of a marine gas pipeline.
Background
The gas pipe is a special pipeline for conveying combustible gas, is a rubber hose with a metal gas pipe hose instead of a traditional buckle mode, and can overcome the defects that the rubber hose is easy to fall off, age and bite insects and has short service life. The double-wall pipe flange has the characteristics of good sealing performance, easiness in disassembly and assembly and the like, and is widely applied to gas pipelines.
The existing double-wall pipe flange is used when pipelines on two sides are not positioned on the same horizontal line, the stress of the joint of the double-wall pipe and the pipelines on two sides is large, and after the double-wall pipe flange is used for a long time, the pipeline tightness is reduced due to unbalanced stress, so that the normal use of the pipelines is influenced.
Disclosure of Invention
In view of the problems mentioned in the background, it is an object of the present invention to provide a marine gas pipeline double-walled pipe flange to solve the problems mentioned in the background.
The technical purpose of the invention is realized by the following technical scheme:
the utility model provides a marine gas pipeline double-walled pipe flange, includes outer tube, inner tube and flange, the inner tube is located the inside of outer tube, the both ends of outer tube all are provided with flange, just the both ends of outer tube and inner tube all in flange fixed connection, be connected with high adjusting device on flange's the outer wall, high adjusting device includes connecting seat, drive assembly and adjusting part, drive assembly installs in the inside of connecting seat, drive assembly's output with adjusting part fixed connection, adjusting part keeps away from drive assembly's one end with flange fixed connection.
By adopting the technical scheme, the height adjusting device can adjust the height when the pipelines on the two sides are not positioned on the same horizontal line, so that the stress of the joint of the double-wall pipe and the pipelines on the two sides is reduced, and the sealing performance of the pipeline is guaranteed; the connecting seat can improve the stability of the height adjusting device, and the adjusting component is driven to move under the driving of the driving component, so that the position of the flange is adjusted, and the pipeline connection is facilitated.
Preferably, the driving assembly comprises a driving motor, a first bevel gear and a second bevel gear, a placing groove is formed in the connecting seat, the driving motor is located in the placing groove, the output end of the driving motor is fixedly connected with the first bevel gear, the first bevel gear is meshed with the second bevel gear, and the middle part of the second bevel gear is fixedly connected with the adjusting assembly.
Through adopting above-mentioned technical scheme, under driving motor's drive, first bevel gear carries out synchronous rotation with the second bevel gear to drive adjusting part and realize adjusting flange's position.
Preferably, the adjusting assembly comprises a sleeve and a threaded rod, the sleeve and the threaded rod are vertically arranged, the bottom of the sleeve is fixedly connected with the second bevel gear, external threads are arranged inside the sleeve, the threaded rod is in threaded connection with the sleeve, and one end of the threaded rod, which is far away from the sleeve, is fixedly connected with the side wall of the connecting flange.
Through adopting above-mentioned technical scheme, the threaded rod that is located sheathed tube inside can be under sheathed tube rotation, along its length direction up-and-down motion to the contained angle of adjustment flange and water flat line, easy to assemble and use.
Preferably, the surface of one side of the connecting seat, which is far away from the connecting flange, is provided with a bonding layer.
Through adopting above-mentioned technical scheme, the tie coat is convenient for fixed of connecting seat.
The preferred, height adjusting device still includes supporting component, supporting component includes locating plate and bottom suspension fagging, the locating plate with threaded rod fixed connection, the bottom suspension fagging pass through the bearing with the sleeve pipe is connected, be provided with between locating plate and the bottom suspension fagging and go into a plurality of groups bracing piece, telescopic link and bottom suspension fagging, the one end of going up the bracing piece with the bottom fixed connection of locating plate, go up the bracing piece and keep away from the one end of locating plate with telescopic link sliding connection, the telescopic link is kept away from the one end of going up the bracing piece with the one end sliding connection of bottom suspension fagging, the bottom suspension fagging is kept away from the one end of telescopic link with bottom suspension fagging fixed connection.
Through adopting above-mentioned technical scheme, carry out height control and avoid the emergence of equipment to rock under the auxiliary stay of last locating plate and bottom plate and last bracing piece, telescopic link and bottom suspension vaulting pole, improve holistic stability, keep normal operation.
In summary, the invention mainly has the following beneficial effects:
the height adjusting device can adjust the height when the pipelines on the two sides are not positioned on the same horizontal line, so that the stress of the joint of the double-wall pipe and the pipelines on the two sides is reduced, and the sealing performance of the pipelines is guaranteed; the connecting seat can improve high adjusting device's stability, under drive assembly's drive, drives adjusting part and moves to the position of adjustment flange shares the atress of flange joint department simultaneously, improves flange joint's stability and leakproofness.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view showing the construction of the height adjusting device in the present embodiment;
reference numerals: 1. an outer tube; 2. an inner tube; 3. a connecting flange; 4. a height adjustment device; 41. a connecting seat; 411. a placement groove; 42. a drive assembly; 421. a drive motor; 422. a first bevel gear; 423. a second bevel gear; 43. an adjustment assembly; 431. a sleeve; 432. a threaded rod; 44. a support assembly; 441. an upper positioning plate; 442. a lower positioning plate; 443. an upper support rod; 444. a telescopic rod; 445. a lower support bar; 5. a bearing; 6. and (6) bonding layers.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 and 2, a double-wall pipe flange for a gas pipeline of a ship comprises an outer pipe 1, an inner pipe 2, a connecting flange 3 and a height adjusting device 4. The both ends of outer tube 1 all are connected with flange 3, and inner tube 2 is located the inside of outer tube 1, and its both ends all are connected with flange 3, and the mounting groove has been seted up along its circumferencial direction at flange 3's middle part, and outer tube 1 is connected with flange 3 through the mounting groove, and the perforating hole has been seted up at flange 3's middle part, and the outside at the perforating hole is installed to inner tube 2, and flange 3's lateral wall is connected with height adjusting device 4. Under the drive of height adjusting device 4, adjust flange 3's position to can share flange 3's atress, improve flange 3's stability, avoid long-term the back of using, flange 3's junction produces phenomenons such as leaking.
The height adjusting device 4 includes a coupling holder 41, a driving member 42, an adjusting member 43, and a supporting member 44, wherein a placing groove 411 is provided inside the coupling holder 41, and the driving member 42 is located inside the placing groove 411. The driving assembly 42 comprises a driving motor 421, a first bevel gear 422 and a second bevel gear, the driving motor 421 is installed inside the connecting seat 41 through a fastening bolt, the output end of the driving motor is horizontally arranged, the outside of the driving motor is integrally arranged with the first bevel gear 422, the first bevel gear 422 is meshed with a second bevel gear 423, and the second bevel gear 423 is vertically arranged. The adjusting assembly 43 comprises a sleeve 431 and a threaded rod 432, the sleeve 431 is located in the middle of the second bevel gear 423 and is integrally connected with the sleeve 431, the inner part of the sleeve 431 is provided with internal threads, the threaded rod 432 is inserted into the inner part of the sleeve 431, and one end of the threaded rod 432 far away from the sleeve 431 is welded with the bottom of the connecting flange 3. The driving motor 421 drives the first bevel gear 422 and the second bevel gear 423 to rotate, so as to drive the sleeve 431 to rotate, and the threaded rod 432 inside the sleeve 431 moves up and down, so as to adjust the height and the angle of the equipment.
The support assembly 44 includes an upper positioning plate 441, a lower positioning plate 442, an upper support rod 443, an expansion rod 444, and a lower support rod 445. Go up locating plate 441 and be located the outside of threaded rod 432, go up locating plate 441 and be connected with threaded rod 432 integration, the equal fixedly connected with in bottom at last locating plate 441 both ends has bracing piece 443, the one end sliding connection that goes up bracing piece 443 and keep away from last locating plate 441 has telescopic link 444, telescopic link 444 is located the inside of bracing piece 443, the one end and the lower support rod 445 sliding connection of bracing piece 443 are kept away from to telescopic link 444, the fixed welding at the both ends of locating plate 442 down of lower support rod 445, locating plate 442 down establishes the outside at sleeve 431, be connected through bearing 5 between sleeve 431 and the locating plate 442 down, make things convenient for sleeve 431 to rotate. The supporting component 44 can support and protect the threaded rod 432, and the threaded rod 432 is prevented from shaking to affect the operation of the equipment in the adjustment and working processes.
In order to improve the stability of the equipment, the bonding layer 6 is arranged on one side, away from the connecting flange 3, of the connecting seat 41, the equipment is installed on the inner wall of the cabin through the bonding layer 6, the installation of the equipment is facilitated, and the connection stability is high.
When the height of the device is adjusted, the driving motor 421 is started, the first bevel gear 422 rotates under the driving of the driving motor 421, the second bevel gear 423 engaged with the first bevel gear 422 drives the inner sleeve 431 to rotate, the threaded rod 432 in threaded connection with the sleeve 431 moves up and down along the height direction of the threaded rod, the upper positioning plate 441 positioned outside the threaded rod 432 moves up and down synchronously under the driving of the threaded rod 432, and the telescopic rod 444 moves in front of the upper supporting rod 443 and the lower supporting rod 445.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a marine gas pipeline double-walled pipe flange, includes outer tube (1), inner tube (2) and flange (3), inner tube (2) are located the inside of outer tube (1), the both ends of outer tube (1) all are provided with flange (3), just the both ends of outer tube (1) and inner tube (2) all in flange (3) fixed connection, its characterized in that: be connected with height adjusting device (4) on the outer wall of flange (3), height adjusting device (4) are including connecting seat (41), drive assembly (42) and adjusting part (43), the inside at connecting seat (41) is installed in drive assembly (42), the output of drive assembly (42) with adjusting part (43) fixed connection, adjusting part (43) are kept away from the one end of drive assembly (42) with flange (3) fixed connection.
2. A marine gas pipeline double-walled pipe flange according to claim 1, wherein: the driving assembly (42) comprises a driving motor (421), a first bevel gear (422) and a second bevel gear (423), a placing groove (411) is formed in the connecting seat (41), the driving motor (421) is located in the placing groove (411), the output end of the driving motor (421) is fixedly connected with the first bevel gear (422), the first bevel gear (422) is meshed with the second bevel gear (423), and the middle of the second bevel gear (423) is fixedly connected with the adjusting assembly (43).
3. A marine gas pipeline double-walled pipe flange according to claim 2, wherein: the adjusting assembly (43) comprises a sleeve (431) and a threaded rod (432), the sleeve (431) and the threaded rod (432) are both vertically arranged, the bottom of the sleeve (431) is fixedly connected with the second bevel gear (423), an external thread is arranged inside the sleeve (431), the threaded rod (432) is in threaded connection with the sleeve (431), and one end, far away from the sleeve (431), of the threaded rod (432) is fixedly connected with the side wall of the connecting flange (3).
4. A marine gas pipeline double-walled pipe flange according to claim 2, wherein: the surface of one side, away from the connecting flange (3), of the connecting seat (41) is provided with an adhesive layer (6).
5. A marine gas pipeline double-walled pipe flange according to claim 3, wherein: the height adjusting device (4) further comprises a supporting component (44), the supporting component (44) comprises an upper positioning plate (441) and a lower positioning plate (442), the upper positioning plate (441) is fixedly connected with the threaded rod (432), the lower positioning plate (442) is connected with the sleeve (431) through a bearing (5), a plurality of groups of upper supporting rods (443), an expansion rod (444) and a lower supporting rod (445) are arranged between the upper positioning plate (441) and the lower positioning plate (442), one end of each upper supporting rod (443) is fixedly connected with the bottom of the upper positioning plate (441), one end of each upper supporting rod (443), far away from the upper positioning plate (441), is slidably connected with the expansion rod (444), one end of each expansion rod (444), far away from the upper supporting rod (443), is slidably connected with one end of the lower supporting rod (445), one end of each lower supporting rod (445), far away from the expansion rod (444), is fixedly connected with the lower positioning plate (442) And (4) fixing connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010894132.9A CN111981204A (en) | 2020-08-31 | 2020-08-31 | Double-wall pipe flange for marine gas pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010894132.9A CN111981204A (en) | 2020-08-31 | 2020-08-31 | Double-wall pipe flange for marine gas pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111981204A true CN111981204A (en) | 2020-11-24 |
Family
ID=73440403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010894132.9A Pending CN111981204A (en) | 2020-08-31 | 2020-08-31 | Double-wall pipe flange for marine gas pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111981204A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113128000A (en) * | 2021-05-13 | 2021-07-16 | 江南造船(集团)有限责任公司 | Method for evaluating stress and rigidity of double-wall pipe flange |
-
2020
- 2020-08-31 CN CN202010894132.9A patent/CN111981204A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113128000A (en) * | 2021-05-13 | 2021-07-16 | 江南造船(集团)有限责任公司 | Method for evaluating stress and rigidity of double-wall pipe flange |
| CN113128000B (en) * | 2021-05-13 | 2023-01-13 | 江南造船(集团)有限责任公司 | Method for evaluating stress and rigidity of double-wall pipe flange |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20201124 |