CN211169517U - Gas turbine rotor disk hoisting accessory - Google Patents
Gas turbine rotor disk hoisting accessory Download PDFInfo
- Publication number
- CN211169517U CN211169517U CN201922282414.9U CN201922282414U CN211169517U CN 211169517 U CN211169517 U CN 211169517U CN 201922282414 U CN201922282414 U CN 201922282414U CN 211169517 U CN211169517 U CN 211169517U
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- China
- Prior art keywords
- connecting rod
- turbine rotor
- gas turbine
- half cylinders
- rotor disk
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Abstract
The utility model discloses a gas turbine rotor rim plate hoisting accessory belongs to gas turbine rotor auxiliary device field. The device comprises a semi-cylinder, a connecting rod and a shackle; two half cylinders that the shape is the same form one and go up middle part cavity form, the closed drum in lower part together, the connecting rod insert in two half cylinders together, the top of connecting rod is equipped with the shackle, the bottom outer lane of half cylinder be equipped with the lug, when the connecting rod struts the drum, the lug realizes spacingly with the tang cooperation of steam turbine rotor rim plate bottom, two half cylinders pass through connecting device and fix, the upper portion of connecting rod be equipped with the mounting hole, be connected connecting rod and two half cylinders with the fixing device cooperation. The utility model is suitable for a multiple not unidimensional rim plate has reduced hoisting accessory's cost, simple structure, convenient to use, improved work efficiency and security.
Description
Technical Field
The utility model relates to a gas turbine rotor auxiliary device field, specifically speaking relates to a gas turbine rotor rim plate hoisting accessory.
Background
When the gas turbine rotor disc is machined and assembled, the lifting is difficult because the positions of the pull rod holes are occupied by the studs or the pull rods. When the lifting tool is manufactured, because the thickness, the radius and the external conicity of the wheel disc are different, a lifting device is required to be manufactured on each wheel disc, the cost is very high, the lifting tool needs to be frequently assembled and disassembled, and the lifting tool is very troublesome to use. Therefore, a wheel disc hoisting device which is convenient to hoist and can greatly reduce the cost of the hoisting device is urgently needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a gas turbine rotor wheel dish hoisting accessory, through the device's use, satisfy the demand of lifting by crane under the different operating modes of rim plates at different levels.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the gas turbine rotor disk hoisting device comprises a semi-cylinder, a connecting rod and a shackle; two half cylinders that the shape is the same form one and go up middle part cavity form, the closed drum in lower part together, the connecting rod insert in two half cylinders together, the top of connecting rod is equipped with the shackle, the bottom outer lane of half cylinder be equipped with the lug, when the connecting rod struts the drum, the lug realizes spacingly with the tang cooperation of steam turbine rotor rim plate bottom, two half cylinders pass through connecting device and fix, the upper portion of connecting rod be equipped with the mounting hole, be connected connecting rod and two half cylinders with the fixing device cooperation.
According to a further technical scheme, the fixing device comprises a bolt A and a bolt B, the bolt A penetrates through a hole in one semi-cylinder, a mounting hole and a hole in the other semi-cylinder, and the end of the bolt A is inserted into the bolt B for fixing.
According to a further technical scheme, the device further comprises handles, wherein the handles are respectively arranged on the outer sides of the upper parts of the two semi-cylinders. The handle conveniently takes whole device, and when putting the device into rotor rim plate centre bore simultaneously, the handle can be spacing places whole device and transfers into the rim plate centre bore completely.
According to the further technical scheme, the lower end part of the connecting rod is conical, so that the connecting rod can more conveniently and labor-saving prop open the cylinder with the two semi-cylinders combined when in work.
According to a further technical scheme, the connecting device comprises a shaft and screws, the two semi-cylinders are connected through a plurality of shafts, and the screws are arranged at the end parts of the shafts for fixing.
According to the technical scheme, the convex blocks are semicircular, the convex blocks of the two semicircular cylinders are circular after being combined, and are matched with a circular spigot at the bottom of the rotor wheel disc to realize limiting.
Advantageous effects
Compared with the prior art, the utility model has the advantages of it is as follows showing:
the utility model discloses both can hang the work piece from different workstation positions, also can hang the work piece and go up various different workstation positions and accomplish corresponding processing and assembly. Due to the consistency of the inner holes and the rabbets of the wheel discs of all levels, the lifting device can meet the lifting requirements of 1-17 levels of wheel discs of all levels under various working states. Therefore, the lifting device is not required to be designed for each level of wheel disc and under each working condition, the cost of the lifting device is greatly reduced, the use difficulty of an operator is greatly reduced, the structure is simple, the use is convenient, and the working efficiency and the safety are improved.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a first assembly drawing of the present invention;
FIG. 3 is a second assembly drawing of the present invention;
FIG. 4 is a third assembly drawing of the present invention;
the labels in the figure are: 1. the broaching machine comprises a semicircular cylinder, a connecting rod 2, a shaft 3, a handle 4, a bolt A5, a shackle 6, a bolt B7, a bolt 8, a screw 9, a bump 10, a mounting hole 11, a hole 12, a rotor wheel disc 13, a broaching fixture body 14, a broaching machine workbench 15 and a steel wire rope.
Detailed Description
The present invention will be described in detail with reference to examples and application examples. It should be noted that the illustrated embodiments are preferred embodiments of the present invention, and are not intended to limit the scope of the claimed invention, and the application and usage of the present invention are not limited to the illustrated embodiments.
Examples
As shown in figure 1, the lifting device for the rotor disk of the gas turbine comprises a semi-cylinder 1, a connecting rod 2 and a shackle 6; two half cylinders 1 that the shape is the same form one and go up middle part cavity form, the closed drum in lower part together, connecting rod 2 insert in two half cylinders together, the top of connecting rod 2 is equipped with shackle 6, the bottom outer lane of half cylinder 1 be equipped with lug 9, when connecting rod 2 struts the drum, lug 9 realizes spacingly with the tang cooperation of steam turbine rotor rim plate bottom, two half cylinders 1 are fixed through connecting device, the upper portion of connecting rod 2 be equipped with mounting hole 10, be connected connecting rod 2 and two half cylinders 1 with the fixing device cooperation.
The fixing device comprises a bolt A5 and a bolt B7, the bolt A5 penetrates through a hole 11 in one half cylinder, a mounting hole 10 and a hole 11 in the other half cylinder, and the end of the bolt A5 is inserted into a bolt B7 to be fixed.
The device also comprises a handle 4, wherein the handle 4 is respectively arranged at the outer sides of the upper parts of the two semi-cylinders 1.
The lower end part of the connecting rod 2 is conical.
The connecting device comprises a shaft 3 and screws 8, the two semi-cylinders 1 are connected through the shafts 3, and the screws 8 are arranged at the end parts of the shafts 3 for fixing. The convex block 9 is in a semicircular shape.
The working process of the utility model is as follows:
as shown in fig. 2 to 4, when the gas turbine rotor disk 12 fixed by the broaching fixture body 13 on the broaching machine table 14 needs to be lifted, the bolt B7 is pulled out, the bolt A5 is pulled out, the shackle 6 is pulled upwards, the connecting rod 2 is pulled upwards, the two half cylinders 1 are combined into a cylindrical shape, the lifting device is inserted into the rotor disk 12 from the center hole, then the shackle 6 is pushed downwards, the connecting rod 2 is pushed downwards to be inserted into the middle of the closed lower parts of the two half cylinders, and the two half cylinders 1 are opened. The two semi-cylindrical lugs 9 hook the two sides of the bottom surface of the inner spigot of the rotor disk 12 to realize positioning. And finally, inserting the bolt A5 and the bolt B7 in sequence, and enabling the hoisting steel wire rope 15 to pass through the shackle to perform hoisting work.
Other conditions, the hoisting operation is similar to the above.
Claims (6)
1. The lifting device for the rotor disk of the gas turbine is characterized by comprising a semi-cylinder, a connecting rod and a shackle; two half cylinders that the shape is the same form one and go up middle part cavity form, the closed drum in lower part together, the connecting rod insert in two half cylinders together, the top of connecting rod is equipped with the shackle, the bottom outer lane of half cylinder be equipped with the lug, when the connecting rod struts the drum, the lug realizes spacingly with the tang cooperation of steam turbine rotor rim plate bottom, two half cylinders pass through connecting device and fix, the upper portion of connecting rod be equipped with the mounting hole, be connected connecting rod and two half cylinders with the fixing device cooperation.
2. The gas turbine rotor disk lifting device as recited in claim 1, wherein said fastening means comprises a pin a and a pin B, said pin a passing through a hole in one of said half cylinders, said mounting hole, and a hole in the other of said half cylinders, and an end of said pin a being inserted into said pin B for fastening.
3. The gas turbine rotor disk lifting device according to claim 1, further comprising handles respectively provided outside upper portions of the two half cylinders.
4. The gas turbine rotor disk lifting device according to claim 1, wherein the lower end portion of the connecting rod is conical.
5. The gas turbine rotor disk lifting device of claim 1, wherein said connecting means comprises a shaft and screws, the two half cylinders are connected by a plurality of shafts, and the ends of the shafts are provided with screws for fixing.
6. The gas turbine rotor disk lifting device of claim 1, wherein said projection is semi-circular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922282414.9U CN211169517U (en) | 2019-12-18 | 2019-12-18 | Gas turbine rotor disk hoisting accessory |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922282414.9U CN211169517U (en) | 2019-12-18 | 2019-12-18 | Gas turbine rotor disk hoisting accessory |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211169517U true CN211169517U (en) | 2020-08-04 |
Family
ID=71793516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922282414.9U Active CN211169517U (en) | 2019-12-18 | 2019-12-18 | Gas turbine rotor disk hoisting accessory |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211169517U (en) |
-
2019
- 2019-12-18 CN CN201922282414.9U patent/CN211169517U/en active Active
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