CN220223224U - Gas turbine disk lifting device - Google Patents
Gas turbine disk lifting device Download PDFInfo
- Publication number
- CN220223224U CN220223224U CN202321572012.2U CN202321572012U CN220223224U CN 220223224 U CN220223224 U CN 220223224U CN 202321572012 U CN202321572012 U CN 202321572012U CN 220223224 U CN220223224 U CN 220223224U
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- China
- Prior art keywords
- turbine disk
- connecting plate
- lifting
- gas turbine
- lug
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- 230000008878 coupling Effects 0.000 claims abstract 2
- 238000010168 coupling process Methods 0.000 claims abstract 2
- 238000005859 coupling reaction Methods 0.000 claims abstract 2
- 229910000831 Steel Inorganic materials 0.000 claims description 10
- 239000010959 steel Substances 0.000 claims description 10
- 238000006073 displacement reaction Methods 0.000 abstract 1
- 239000000306 component Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000011089 carbon dioxide Nutrition 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- 238000006049 ring expansion reaction Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
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- Load-Engaging Elements For Cranes (AREA)
Abstract
The utility model relates to a lifting device for a turbine disk of a gas turbine, and belongs to the technical field of lifting equipment. Including hanging the body, hanging the body and being circular setting, hanging a plurality of lugs of body outside extension equipartition, all set up mobilizable gib head on every lug, the gib head is along hanging the body axial displacement of lifting, and the gib head passes through coupling assembling and is connected with the lug, sets up on the body of hanging between the adjacent lug and hangs a subassembly. The utility model realizes the quick lifting, transportation and transfer, laying down and assembling of the turbine disk, realizes the accurate centering under the manual intervention and control, and realizes the quick lifting of the multistage wheel disk.
Description
Technical Field
The utility model relates to a lifting device for a turbine disk of a gas turbine, and belongs to the technical field of lifting equipment.
Background
For a turbine rotating at high speed, the turbine disk is the main core component of the turbine; the turbine disk is installed on the turbine rotor, and the front end and the rear end of the turbine disk are connected in a way of centering a spigot or a precise bolt hole. The turbine disc with the centered rabbet adopts a cold and hot assembly mode during assembly to realize interference assembly, a hole piece is heated by a propane spray gun or an oven, meanwhile, a rotor shaft is cooled by dry ice, and during assembly, rapid hoisting and centering are realized before the temperature of each part is not changed to room temperature; when the precise bolt hole centering structure is adopted for assembly, the centering is stable because of more bolt holes in the centering process, otherwise, the holes and the screw rods of the precise bolts can be assembled in place;
at present, an artificial installation mode is adopted, the efficiency is low, the labor intensity of operators is high, and a hoisting device is needed to realize the rapid movement of the turbine disk.
The utility model discloses a special lifting appliance for turbine disk, including fixed disc, the adapter disk is installed to fixed disc inner wall, the fixed plate is installed to the adapter disk working face, the clamp ring is installed to the fixed plate inner wall, technological dish is installed at the clamp ring top, both ends are all installed at fixed disc top about, the strengthening rib is installed at plate one top, the plate two is all installed to fixed disc left and right sides end, the axle is installed to plate two upper portion, the connecting plate is installed to the end of axle, and plate one, strengthening rib, plate two, axle and connecting plate constitute trunnion subassembly, and the lifting appliance is through hexagon socket head cap screw, flat washer, spring washer and hex nut's cooperation use, with the outward flange fixed mounting of turbine disk on fixed disc, secondly with the recess fixed by the turbine disk of three fixed plate, fixed disc and fixed plate pass through the adapter disk fixed at last, the fixed disc is fixed with the fixed plate after fixing, can with clamp ring expansion fixed plate.
The problems with the comparison document are: (1) The process of rotating the turbine disc on the lifting appliance is complex and complicated, a great deal of time is required to rotate the turbine disc on the lifting appliance, and a great deal of time is also required to be spent when the turbine disc is disassembled, so that the installation efficiency is low. (2) One set of lifting appliance can only realize the lifting of the turbine disc with one model, and has poor compatibility.
Disclosure of Invention
The utility model aims to solve the technical problems that: the utility model provides a overcome prior art's is not enough, provides a gas turbine disk hoist device, has realized that the turbine disk lifts by crane fast, transportation shifts, puts down and assembles, has realized realizing accurate centering under the manual intervention controls, has realized multistage rim plate hoist device fast.
The utility model relates to a lifting device for a turbine disk of a gas turbine, which comprises a lifting body, wherein the lifting body is in a circular shape, a plurality of lifting lugs are outwards extended from the lifting body, each lifting lug is provided with a movable hook head, the hook heads move along the radial direction of the lifting body, the hook heads are connected with the lifting lugs through connecting components, and a lifting component is arranged on the lifting body between adjacent lifting lugs.
The position of the hook head on the lifting lug is adjusted according to the size of the turbine disc, after the position of the hook head is determined, the turbine disc is hooked by the hook head, the crane hook hooks the hanging piece assembly, the turbine disc is lifted and moved to the assembling position, and the quick lifting, transportation, transferring, putting down and assembling of the turbine disc are realized; through setting up mobilizable gib head, when turbine dish size changed, the position of adjustment gib head can realize multistage rim plate hoist and mount fast.
The hook head comprises a first part, a second part and a third part, wherein the first part, the second part and the third part are sequentially connected, the second part is arranged in a semicircular mode, the circular diameter of the second part is larger than the width of the edge protrusion of the turbine disc, and the third part is arranged along the tangential direction of the second part. The circular diameter that the second portion is located is greater than the bellied width in turbine dish edge, has guaranteed the bellied joint with the gib head in turbine dish edge, and when the third portion can prevent that turbine dish from taking place to shake, turbine dish drops from the gib head.
The hanging component comprises a shackle and a circular ring, the circular ring is fixedly arranged on the hanging body, the shackle penetrates through the circular ring, a steel wire rope is installed on the shackle, one end of the steel wire rope is connected with the shackle, and the other end of the steel wire rope is connected through a shackle. The hook ring is hooked by the crane hook, and the lifting tool body is lifted by the steel wire rope.
The connecting assembly comprises a first connecting plate and a second connecting plate, the lifting lug is arranged between the first connecting plate and the second connecting plate, the first connecting plate and the second connecting plate are connected through a connecting piece, and the hook head is detachably connected with the second connecting plate. The hook head and the lifting lug are connected through the first connecting plate and the second connecting plate, so that the reliability of connection of the hook head and the lifting lug is guaranteed.
The lifting lug on set up a plurality of groups of locating holes, every group locating hole corresponds a rim plate size, the connecting piece runs through the locating hole and connects first connecting plate, second connecting plate and lifting lug. The locating hole sets up according to turbine dish size, can realize the quick regulation of gib head, improves work efficiency.
The first connecting plate and the second connecting plate are provided with clamping pieces corresponding to the hook heads, and the clamping pieces are connected with the first connecting plate and the second connecting plate through threads. The clamping piece is screwed, the clamping piece moves downwards, the bottom of the clamping piece is abutted with the top of the hook head, and the hook head is tightly contacted with the turbine disc.
The top of the clamping piece is provided with a handle. The handle facilitates screwing of the clamping piece.
The connecting piece is connected with the first connecting plate through the connecting hole. When the position of the hook head is adjusted, the connecting piece needs to be taken out, so that the first connecting plate and the second connecting plate can move on the lifting lug, but after the connecting piece is taken out, if the connecting piece is placed at will, the connecting piece is easy to lose, and even if the connecting piece is placed at a fixed position, the connecting piece needs to be taken up again after being placed, so that the working efficiency is reduced; the connecting piece is connected with the first connecting plate through the rope, and when the connecting piece is taken out and then placed at a specific position, the connecting piece cannot be lost, and the connecting piece can be installed by being immediately taken up when being installed, so that the connecting piece is convenient and quick.
Compared with the prior art, the utility model has the beneficial effects that:
(1) According to the utility model, the lifting body is arranged, the lifting lugs are uniformly distributed in an outward extending manner, and the movable hook heads are arranged on the lifting lugs, so that the quick lifting, transportation, transfer, lowering and assembly of the turbine disk are realized, the accurate centering is realized under the manual intervention and control, and the quick lifting of the multistage wheel disk can be realized.
(2) The first portion, the second portion and the third portion are connected in sequence, the second portion is in a semicircular arrangement, the circular diameter of the second portion is larger than the width of the edge protrusion of the turbine disc, and the third portion is arranged along the tangential direction of the second portion. The circular diameter that the second portion is located is greater than the bellied width in turbine dish edge, has guaranteed the bellied joint with the gib head in turbine dish edge, and when the third portion can prevent that turbine dish from taking place to shake, turbine dish drops from the gib head.
(3) Set up a plurality of groups locating hole on the lug, every group locating hole corresponds a rim plate size, and the connecting piece runs through the locating hole and connects first connecting plate, second connecting plate and lug. The locating hole sets up according to turbine dish size, can realize the quick regulation of gib head, improves work efficiency.
Drawings
FIG. 1 is a schematic top view of embodiment 1 of the present utility model;
FIG. 2 is an enlarged schematic view of the structure of FIG. 1 at B;
FIG. 3 is a schematic view of the cross-sectional structure of FIG. 1 taken along line A-A;
fig. 4 is a schematic structural view of the working state of the present utility model.
In the figure: 1. a hanging body; 2. lifting lugs; 3. a connection assembly; 31. a first connection plate; 32. a connecting piece; 33. a second connecting plate; 4. positioning holes; 5. a hanger assembly; 51. a shackle; 52. a wire rope; 53. shackle off; 54. a circular ring; 6. a hook head; 61. a first section; 62. a third section; 63. a second section; 7. a gasket; 8. a rope; 9. a connection hole; 10. a handle; 11. a clamping member; 12. a turbine disk; 13. a protrusion.
Detailed Description
The utility model is further described below with reference to examples:
example 1
As shown in fig. 1 to 4, the lifting device for the turbine disk of the gas turbine comprises a lifting body 1, wherein the lifting body 1 is circularly arranged, three lifting lugs 2 are uniformly distributed on the lifting body 1 in an outward extending manner, each lifting lug 2 is provided with a movable hook head 6, the hook heads 6 can radially move along the lifting body 1, the hook heads 6 are connected with the lifting lugs 2 through connecting components 3, sliding grooves are formed in the lifting lugs 2, the connecting components 3 move in the sliding grooves, and a lifting member component 5 is arranged on the lifting body 1 between the adjacent lifting lugs 2.
Further, the hook head 6 comprises a first portion 61, a second portion 63 and a third portion 62, the first portion 61, the second portion 63 and the third portion 62 are sequentially connected, the first portion 61 is in an inverted L-shaped arrangement, the top of the first portion 61 is detachably connected with the connecting assembly 3, the second portion 63 is in a semicircular arrangement, the circular diameter of the second portion 63 is larger than the width of the edge protrusion 13 of the turbine disc 12, and the third portion 62 is tangentially arranged along the second portion 63.
Further, the hanger assembly 5 comprises a shackle 53 and a circular ring 54, the circular ring 54 is fixedly arranged on the hanger body 1, the shackle 53 penetrates through the circular ring 54, a steel wire rope 52 is arranged on the shackle 53, one end of the steel wire rope 52 is connected with the shackle 53, and the other ends of the steel wire rope 52 are connected through the circular ring 51.
Further, the connecting assembly 3 comprises a first connecting plate 31 and a second connecting plate 33, the lifting lug 2 is arranged between the first connecting plate 31 and the second connecting plate 33, the first connecting plate 31 and the second connecting plate 33 are connected through a connecting piece 32, the connecting piece 32 is a pin, the hook head 6 is detachably connected with the second connecting plate 33, and the hook head 6 is connected with the second connecting plate 33 through a pin.
Further, three sets of positioning holes 4 are formed in the lifting lug 2, each set of positioning holes 4 corresponds to a wheel disc size, and the connecting piece 32 penetrates through the positioning holes 4 to connect the first connecting plate 31, the second connecting plate 33 and the lifting lug 2.
Further, the first connecting plate 31 and the second connecting plate 33 are provided with clamping pieces 11 corresponding to the hook heads 6, the clamping pieces 11 are threaded rods, and the clamping pieces 11 are connected with the first connecting plate 31 and the second connecting plate 33 through threads.
Further, a handle 10 is provided on top of the clamping member 11. The handle 10 is a quincuncial handle 10.
Further, the first connecting plate 31 is provided with the connecting hole 9, the gasket 7 is arranged between the connecting piece 32 and the first connecting plate 31, the connecting piece 32 is connected with the gasket 7 through the rope 8, and the rope 8 penetrates through the connecting hole 9 to connect the connecting piece 32, the gasket 7 and the first connecting plate 31, so that the connecting piece 32 and the gasket 7 cannot scatter.
The working process comprises the following steps:
according to the position of the size-adjusting hook head 6 of the turbine disk 12 on the lifting lug 2, after the position of the hook head 6 is determined, the first connecting plate 31, the second connecting plate 33 and the lifting lug 2 are clamped by pins, the turbine disk 12 is hooked by the hook head 6, the handle 10 is screwed to enable the clamping piece 11 to prop up the top of the hook head 6, the hook ring 51 is hooked by a crane hook, the turbine disk 12 is lifted, the hook ring 51 is slightly rocked, the hook head 6 is ensured to hook the bottom bulge 13 of the turbine disk 12 and is moved to an assembling position, and the quick lifting, transporting, transferring, putting down and assembling of the turbine disk 12 are realized.
The description of the directions and the relative positional relationships of the structures, such as the description of the front, back, left, right, up and down, in the present utility model does not limit the present utility model, but is merely for convenience of description.
Claims (8)
1. The utility model provides a gas turbine disk hoist device, its characterized in that, including hanging body (1), hanging body (1) is circular setting, hanging body (1) outwards extends and sets up a plurality of lugs (2), all sets up mobilizable gib head (6) on every lug (2), and gib head (6) radially move along hanging body (1), and gib head (6) are connected with lug (2) through coupling assembling (3), set up on hanging body (1) between adjacent lug (2) and hang a subassembly (5).
2. The gas turbine disk lifting device according to claim 1, wherein the hook head (6) comprises a first portion (61), a second portion (63) and a third portion (62), the first portion (61), the second portion (63) and the third portion (62) are sequentially connected, the second portion (63) is arranged in a semicircular shape, the circular diameter of the second portion (63) is larger than the width of an edge bulge (13) of the turbine disk (12), and the third portion (62) is arranged tangentially along the second portion (63).
3. The gas turbine disk hoisting device according to claim 1, wherein the hoisting member assembly (5) comprises a shackle (53) and a circular ring (54), the circular ring (54) is fixedly arranged on the hoisting tool body (1), the shackle (53) penetrates through the circular ring (54), a steel wire rope (52) is arranged on the shackle (53), one end of the steel wire rope (52) is connected with the shackle (53), and the other ends of the steel wire ropes (52) are connected through a shackle (51).
4. A gas turbine disk hoisting device according to any one of claims 1-3, characterized in that the connection assembly (3) comprises a first connection plate (31) and a second connection plate (33), the lifting lug (2) is arranged between the first connection plate (31) and the second connection plate (33), the first connection plate (31) and the second connection plate (33) are connected by a connection piece (32), and the hook head (6) is detachably connected with the second connection plate (33).
5. The gas turbine disk hoisting device according to claim 4, wherein a plurality of groups of positioning holes (4) are formed in the lifting lug (2), each group of positioning holes (4) corresponds to a disk size, and the connecting piece (32) penetrates through the positioning holes (4) to connect the first connecting plate (31), the second connecting plate (33) and the lifting lug (2).
6. The gas turbine disk hoisting device according to claim 4, wherein the first connecting plate (31) and the second connecting plate (33) are provided with clamping pieces (11) corresponding to the hook heads (6), and the clamping pieces (11) are connected with the first connecting plate (31) and the second connecting plate (33) through threads.
7. The gas turbine disk lifting device as claimed in claim 6, wherein a handle (10) is provided on top of the clamping member (11).
8. The gas turbine disk hoisting device as claimed in claim 4, characterized in that the first connecting plate (31) is provided with a connecting hole (9), the connecting piece (32) is provided with a rope (8), and the rope (8) penetrates through the connecting hole (9) to connect the connecting piece (32) with the first connecting plate (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321572012.2U CN220223224U (en) | 2023-06-19 | 2023-06-19 | Gas turbine disk lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321572012.2U CN220223224U (en) | 2023-06-19 | 2023-06-19 | Gas turbine disk lifting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220223224U true CN220223224U (en) | 2023-12-22 |
Family
ID=89175096
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321572012.2U Active CN220223224U (en) | 2023-06-19 | 2023-06-19 | Gas turbine disk lifting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220223224U (en) |
-
2023
- 2023-06-19 CN CN202321572012.2U patent/CN220223224U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |