CN220971323U - Be used for gas turbine flame tube to repair back dress fixed welding frock - Google Patents
Be used for gas turbine flame tube to repair back dress fixed welding frock Download PDFInfo
- Publication number
- CN220971323U CN220971323U CN202322720664.2U CN202322720664U CN220971323U CN 220971323 U CN220971323 U CN 220971323U CN 202322720664 U CN202322720664 U CN 202322720664U CN 220971323 U CN220971323 U CN 220971323U
- Authority
- CN
- China
- Prior art keywords
- flame tube
- limiting
- gas turbine
- limiting ring
- tube
- 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
- 238000003466 welding Methods 0.000 title claims abstract description 27
- 230000008439 repair process Effects 0.000 title claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 4
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000004075 alteration Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
Landscapes
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The utility model provides a back-loading fixed welding tool for repairing a flame tube of a gas turbine, and belongs to the technical field of gas turbines. The flame tube mounting device comprises a mounting seat, wherein a limiting ring is arranged on the mounting seat and is used for being inserted into a gap between an inner cylinder and an outer cylinder of the flame tube, a limiting piece used for limiting the axis of the inner cylinder of the flame tube at the axial center of the limiting ring is arranged on the inner side of the limiting ring on the mounting seat, a plurality of positioning components are circumferentially arranged on the mounting seat along the limiting ring, the positioning components are used for limiting the axis of the outer cylinder of the flame tube at the axial center of the limiting ring, and a pressing component used for pressing down the top of the outer cylinder of the flame tube is further arranged on the mounting seat. In the embodiment of the utility model, the inner cylinder of the flame tube can be limited at the central position of the limiting ring through the limiting piece, and the position of the outer cylinder of the flame tube can be adjusted through the positioning component so that the axis of the outer cylinder is overlapped with the axis of the limiting ring. The welding device has the effects of accurate positioning and improved welding efficiency.
Description
Technical Field
The utility model relates to the technical field of gas turbines, in particular to a back-loading fixed welding tool for repairing a flame tube of a gas turbine.
Background
The gas turbine is an internal combustion type power machine which takes continuously flowing gas as working medium to drive the turbine moving blade to rotate at high speed and convert the energy of fuel into useful work. The flame tube is one of important components of the gas turbine, and is not only a place where gas burns, but also a place where high-temperature gas is doped with cold.
The flame tube is formed by coaxially sleeving an inner tube and an outer tube, and in the working process of the gas turbine, the flame tube is not only in a high-temperature and high-pressure state, but also can be influenced by corrosive environments such as ocean high-salt mist, high humidity and the like, and the defects such as corrosion, deformation and the like are easily generated. The damaged flame tube needs to be disassembled and repaired, and after the repair is completed, the inner cylinder and the outer cylinder of the flame tube also need to be assembled and welded.
However, the current welding mode usually only uses the eyes of the staff to observe the positions of the inner cylinder and the outer cylinder so as to perform welding operation, so that the observation time is long, and the concentricity of the inner cylinder and the outer cylinder cannot be accurately ensured. There are problems of inaccurate positioning and low welding efficiency.
Disclosure of utility model
In view of the above problems, the utility model provides a back-loading fixed welding tool for repairing a flame tube of a gas turbine.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
The utility model provides a be used for gas turbine flame tube to repair back dress fixed welding frock, including the mount pad, be equipped with the spacing ring on the mount pad, the spacing ring is used for pegging graft into the clearance between inner tube and the urceolus of flame tube, the internal diameter size of spacing ring is the same with the external diameter of flame tube inner tube, the external diameter size of spacing ring is the same with the internal diameter of flame tube urceolus, be equipped with the locating part that is used for restricting the axle center of flame tube inner tube in spacing ring axial position on the mount pad inboard, be equipped with a plurality of locating components along spacing ring circumference on the mount pad, the locating component is used for restricting the axle center of flame tube urceolus in the axle center position department of spacing ring, be equipped with the swage subassembly that is used for pushing down butt flame tube urceolus top on the locating component.
Further, the limiting piece comprises a guide post and a cover plate, the guide post is coaxially arranged on the inner side of the limiting ring and fixedly connected with the mounting seat, the cover plate is coaxially sleeved on the guide post in a sliding mode, the side wall of the cover plate is provided with a conical surface coaxial with the guide post, and the conical surface is used for being abutted with a slope at the opening of the top of the inner barrel of the flame barrel so that the axis of the inner barrel coincides with the axis of the guide post.
Further, the top wall of the cover plate is fixedly provided with a handle.
Further, the locating component comprises a support column and an adjusting bolt, the support column is connected to the mounting seat through a bolt, a threaded hole is formed in one side, close to the limiting ring, of the support column in a penetrating mode along the radial direction of the limiting ring, and the adjusting bolt is connected to the threaded hole of the support column through threads.
Further, one side of the limiting ring, which is close to the adjusting bolt, is sleeved with a flexible block.
Further, the swage assembly includes the connecting seat, and the horizontal plate of connecting seat is fixed to be set up at the support column top, and the both sides of the vertical board of connecting seat are articulated to have the handle, and articulated on the handle have the connecting block, and the other end of connecting block articulates there is the mounting bracket, and the one end and the vertical board of mounting bracket are articulated to be connected, the other end is fixed to be provided with the briquetting, when rotating the handle so that the briquetting on the mounting bracket butt flame tube urceolus of below, hinge point between handle and the connecting seat and two hinge points on the connecting block are located same straight line.
The beneficial effects of the utility model are as follows: the inner cylinder of the flame tube can be limited at the central position of the limiting ring through the limiting piece, the outer cylinder of the flame tube can be adjusted through the positioning component so that the axis of the outer cylinder coincides with the axis of the limiting ring, the observation time of workers on the positions of the inner cylinder and the outer cylinder of the flame tube is reduced, and the flame tube welding device has the effects of positioning accurately and improving welding efficiency.
Drawings
FIG. 1 is a schematic diagram of an overall structure of a back-assembled, fixed welding tool for repairing a combustor basket of a gas turbine according to an embodiment of the application.
FIG. 2 is a schematic diagram of a cover plate structure of a back-loading, fixing and welding tool for repairing a combustor basket of a gas turbine according to an embodiment of the application.
FIG. 3 is a schematic diagram of a press assembly for a gas turbine combustor basket repair post-assembly fixture according to an embodiment of the present application.
1, A mounting seat; 2. a limiting ring; 3. a limiting piece; 31. a guide post; 32. a cover plate; 33. conical surface; 34. a handle; 4. a positioning assembly; 41. a support column; 42. an adjusting bolt; 421. a flexible block; 5. a pressing assembly; 51. a connecting seat; 52. a handle; 53. a connecting block; 54. a mounting frame; 55. and (5) briquetting.
Detailed Description
In order to better understand the above technical solutions, the following detailed description will refer to the accompanying drawings and specific embodiments.
The embodiment of the application discloses a back-loading fixed welding tool for repairing a flame tube of a gas turbine, which comprises a mounting seat 1, wherein a limiting ring 2 is integrally and fixedly arranged on the mounting seat 1, and the limiting ring 2 is used for being inserted into a gap between an inner cylinder and an outer cylinder of the flame tube. The inner diameter of the limiting ring 2 is the same as the outer diameter of the inner cylinder of the flame tube, and the outer diameter of the limiting ring 2 is the same as the inner diameter of the outer cylinder of the flame tube. A limiting piece 3 for limiting the axis of the inner cylinder of the flame tube at the axis position of the limiting ring 2 is arranged on the inner side of the limiting ring 2 on the mounting seat 1, and a plurality of positioning assemblies 4 are arranged on the mounting seat 1 along the circumferential direction of the limiting ring 2. The positioning component 4 is used for limiting the axis of the outer cylinder of the flame tube at the axis position of the limiting ring 2, and the mounting seat 1 is also provided with a pressing component 5 which is used for pressing down and abutting against the top of the outer cylinder of the flame tube.
In the embodiment of the application, the flame tube is inserted on the limiting ring 2, the inner tube of the flame tube is positioned on the inner ring side of the limiting ring 2, and the outer tube of the flame tube is positioned on the outer ring side of the limiting ring 2. The inner cylinder of the flame tube can be limited at the central position of the limiting ring 2 through the limiting piece 3, and the outer cylinder of the flame tube can be adjusted through the positioning component 4 so that the axis of the outer cylinder coincides with the axis of the limiting ring 2.
The limiting piece 3 comprises a guide post 31 and a cover plate 32, the guide post 31 is perpendicular to the mounting seat 1 and welded at the central position of the limiting ring 2, and a through hole matched with the guide post 31 is formed in the central position of the cover plate 32. Referring to fig. 2, the side wall of the cover plate 32 is provided as a conical surface 33 coaxial with the guide post 31. When the cover plate 32 slides down vertically along the guide post 31 to contact the top of the inner cylinder of the flame tube, the conical surface 33 of the side wall of the cover plate 32 can be abutted with the slope at the opening of the top of the inner cylinder by pressing the top wall of the cover plate 32 downwards to apply force by an operator and the gravity of the cover plate 32, so that the inner cylinder is driven to be aligned so as to enable the axis of the inner cylinder to coincide with the axis of the guide post 31.
To facilitate handling of the cover plate 32 by a worker, a handle 34 is welded to the top wall of the cover plate 32 to reduce the labor intensity of the worker.
The positioning assembly 4 comprises a supporting column 41 and an adjusting bolt 42, the supporting column 41 is connected to the mounting seat 1 through bolts, a threaded hole is formed in one side, close to the limiting ring 2, of the supporting column 41 in a penetrating mode along the radial direction of the limiting ring 2, the adjusting bolt 42 is connected in the threaded hole of the supporting column 41 through threads, and the adjusting bolt 42 can be driven to abut against the outer cylinder of the flame tube through rotating the adjusting bolt 42 so as to adjust the axis of the outer cylinder of the flame tube to coincide with the axis of the guide column 31.
In order to improve the fixing effect of the positioning assembly 4 on the outer cylinder of the flame tube, a flexible block 421 is sleeved on one side, close to the limiting ring 2, of the adjusting bolt 42 so as to increase friction force between the adjusting bolt and the outer cylinder and prevent the outer cylinder from being stressed to axially rotate in the welding process. The flexible block 421 may be made of a flexible material such as rubber.
Referring to fig. 3, the pressing assembly 5 includes a connection seat 51, a horizontal plate of the connection seat 51 is connected to the top of the support column 41 by bolts, handles 52 are hinged to both sides of a vertical plate of the connection seat 51, a connection block 53 is hinged to the handles 52, and a mounting bracket 54 is hinged to the other end of the connection block 53. One end of the mounting bracket 54 is hinged with the vertical plate, and the other end is bolted with a pressing block 55. When the movable end of the handle 52 is rotated so that the handle 52 is vertical to the horizontal plate, the pressing block 55 on the mounting frame 54 abuts against the lower outer cylinder of the flame tube. At this time, the hinge point between the handle 52 and the connection seat 51 and the two hinge points on the connection block 53 are positioned on the same line to form a dead point mechanism, so that the swage assembly 5 is in a locked state.
The implementation principle of the back-loading fixed welding tool for repairing the flame tube of the gas turbine provided by the embodiment of the application is as follows: in the use process of the back-loading fixed welding tool for repairing the flame tube of the gas turbine, the axis of the inner cylinder of the flame tube can be limited at the axis position of the guide post 31 through the cover plate 32, and the position of the outer cylinder of the flame tube can be adjusted through rotating the adjusting bolt 42 so that the axis of the outer cylinder coincides with the axis of the guide post 31. Compared with the traditional welding mode, the embodiment of the application reduces the observation time of workers on the positions of the inner cylinder and the outer cylinder of the flame tube, and has the effects of accurate positioning and improved welding efficiency.
It will be apparent to those skilled in the art that while preferred embodiments of the present utility model have been described, additional variations and modifications may be made to these embodiments once the basic inventive concepts are known to those skilled in the art. It is therefore intended that the following claims be interpreted as including the preferred embodiments and all such alterations and modifications as fall within the scope of the utility model. It will be apparent to those skilled in the art that various modifications and variations can be made to the present utility model without departing from the spirit or scope of the utility model. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (6)
1. Be used for gas turbine flame tube to repair back dress fixed welding frock, its characterized in that: including mount pad (1), be equipped with spacing ring (2) on mount pad (1), spacing ring (2) are used for pegging graft into the clearance between inner tube and the urceolus of flame tube, the internal diameter size of spacing ring (2) is the same with the external diameter of flame tube inner tube, the external diameter size of spacing ring (2) is the same with the internal diameter of flame tube urceolus, be equipped with on mount pad (1) in spacing ring (2) inboard and be used for limiting the locating part (3) in spacing ring (2) axle center position of flame tube inner tube, be equipped with a plurality of locating component (4) along spacing ring (2) circumference on mount pad (1), locating component (4) are used for limiting the axle center position department in spacing ring (2) of flame tube urceolus, still be equipped with on mount pad (1) and be used for pushing down swager (5) at the butt flame tube urceolus top.
2. The tooling for post-repair reinstallation and fixing welding of a gas turbine combustor basket of claim 1, wherein: the limiting piece (3) comprises a guide column (31) and a cover plate (32), the guide column (31) is coaxially arranged on the inner side of the limiting ring (2) and fixedly connected with the mounting seat (1), the cover plate (32) is coaxially sleeved on the guide column (31) in a sliding manner, the side wall of the cover plate (32) is provided with a conical surface (33) coaxial with the guide column (31), and the conical surface (33) is used for being abutted to a slope at the opening of the top of the inner cylinder of the flame tube so that the axis of the inner cylinder coincides with the axis of the guide column (31).
3. The tooling for post-repair reinstallation and fixing welding of a gas turbine combustor basket of claim 2, wherein: the top wall of the cover plate (32) is fixedly provided with a handle (34).
4. The tooling for post-repair reinstallation and fixing welding of a gas turbine combustor basket of claim 1, wherein: the positioning assembly (4) comprises a supporting column (41) and an adjusting bolt (42), the supporting column (41) is connected to the mounting seat (1) through bolts, a threaded hole is formed in one side, close to the limiting ring (2), of the supporting column (41) in a penetrating mode along the radial direction of the limiting ring (2), and the adjusting bolt (42) is connected in the threaded hole of the supporting column (41) through threads.
5. The back-loading, fixing and welding tool for repairing a flame tube of a gas turbine according to claim 4, wherein: one side of the limiting ring (2) which is close to the adjusting bolt (42) is sleeved with a flexible block (421).
6. The back-loading, fixing and welding tool for repairing a flame tube of a gas turbine according to claim 4, wherein: the utility model provides a flame tube outer tube flame tube structure is characterized in that the material pressing component (5) comprises a connecting seat (51), the horizontal plate of connecting seat (51) is fixed to be set up at support column (41) top, the both sides of the vertical board of connecting seat (51) are articulated have handle (52), articulated have connecting block (53) on handle (52), and the other end of connecting block (53) is articulated have mounting bracket (54), one end and the vertical board of mounting bracket (54) are articulated be connected, the other end is fixed to be provided with briquetting (55), when rotating handle (52) so that briquetting (55) butt below on mounting bracket (54) flame tube outer tube, the pin joint between handle (52) and connecting seat (51) and two pin joints on connecting block (53) are located same straight line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322720664.2U CN220971323U (en) | 2023-10-11 | 2023-10-11 | Be used for gas turbine flame tube to repair back dress fixed welding frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322720664.2U CN220971323U (en) | 2023-10-11 | 2023-10-11 | Be used for gas turbine flame tube to repair back dress fixed welding frock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220971323U true CN220971323U (en) | 2024-05-17 |
Family
ID=91064020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322720664.2U Active CN220971323U (en) | 2023-10-11 | 2023-10-11 | Be used for gas turbine flame tube to repair back dress fixed welding frock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220971323U (en) |
-
2023
- 2023-10-11 CN CN202322720664.2U patent/CN220971323U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108673016B (en) | Fixed-length clamping tool for elastic connecting ring of axle housing sleeve of automobile drive axle | |
| CN105195906A (en) | Automatic laser welding tool | |
| CN220971323U (en) | Be used for gas turbine flame tube to repair back dress fixed welding frock | |
| CN205147701U (en) | Light -duty many angle location of welding member frock | |
| CN218983980U (en) | Positioning tool for repairing boring and boring machine for online repairing mill housing hole | |
| CN111251088A (en) | Supporting grinding device for crosshead pin and grinding method | |
| CN111408918A (en) | Traction tool for low-pressure turbine of engine | |
| CN109434443A (en) | A kind of power station diesel generating set centralising device | |
| CN208787758U (en) | A kind of pneumatic device for multi-station laser-beam welding machine device people | |
| CN110614501B (en) | Disassembly and assembly method and tool for overhauling large-scale hydraulic dynamometer | |
| CN210878451U (en) | Disassembly and assembly tool for overhauling large hydraulic dynamometer | |
| CN210600798U (en) | Fast-assembling type measuring station-changing device | |
| CN208680845U (en) | Tricycle rear axle bridge tube efficient welding tooling | |
| CN108817669A (en) | A kind of pneumatic device for multi-station laser-beam welding machine device people | |
| CN216333262U (en) | Maintenance clamping device for first wheel assembly of YB47 packaging machine | |
| CN110814617A (en) | Wind power tower cylinder flange assembling device and method | |
| CN221160246U (en) | Repair sprocket with supplementary rotary device | |
| CN110125700B (en) | Positioning tool for eccentric boss of gas turbine casing | |
| CN220818801U (en) | Orthopedic detection tool for repairing transition section of gas turbine | |
| CN220427351U (en) | Spherical workpiece welding positioning tool | |
| CN2174258Y (en) | Connection structure of frame plate and bearing support for multi-kibble vibratom | |
| CN216829759U (en) | Carbon fiber wire gathering machine shaft tile excircle processing frock | |
| CN219302182U (en) | Green body crack detection device | |
| CN219665506U (en) | Thin cylinder dead point clamping unit | |
| CN205342211U (en) | Hole laser cladding leaded light device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |