CN214154295U

CN214154295U - Turbine generator rotor overhauls support

Info

Publication number: CN214154295U
Application number: CN202120074125.4U
Authority: CN
Inventors: 徐冰; 宋修威; 冯保柱
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-13
Filing date: 2021-01-13
Publication date: 2021-09-07
Anticipated expiration: 2031-01-13

Abstract

The utility model provides a turbine generator rotor overhauls support. The turbine generator rotor overhauls support includes: a base plate; the first worm is rotatably arranged on the top of the bottom plate; the second worm is rotatably arranged on the top of the bottom plate; the two rotating shafts are both rotatably arranged at the top of the bottom plate; the two worm wheels are fixedly arranged on the corresponding rotating shafts respectively and are meshed with the first worm and the second worm respectively; the two first gears are fixedly sleeved on the corresponding rotating shafts respectively; the two belt pulleys are fixedly sleeved on the first worm and the second worm respectively; the drawstring is sleeved on the two belt pulleys; two cylindrical barrels. The utility model provides a turbo generator rotor overhauls support has a convenient to use, improves work efficiency's advantage.

Description

Turbine generator rotor overhauls support

Technical Field

The utility model relates to an overhaul equipment technical field especially relates to a turbo generator rotor overhauls support.

Background

The turbine generator is a generator driven by a turbine, superheated steam generated by a boiler enters the turbine to expand and do work, so that blades rotate to drive the generator to generate electricity, a rotor in the turbine generator is an important component in the whole device, and at present, when the rotor is overhauled, the rotor is fixed on a rotor overhauling support to be overhauled.

However, in the prior art, the existing rotor maintenance support is a fixed structure, and when the rotor needs to be maintained at other angles, the rotor needs to be dismounted and fixed again for maintenance, which results in low working efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem provide a convenient to use, improve work efficiency's turbo generator rotor overhauls support.

For solving the technical problem, the utility model provides a turbine generator rotor overhauls support includes: a base plate; the first worm is rotatably arranged on the top of the bottom plate; the second worm is rotatably arranged on the top of the bottom plate; the two rotating shafts are both rotatably arranged at the top of the bottom plate; the two worm wheels are fixedly sleeved on the corresponding rotating shafts respectively and are meshed with the first worm and the second worm respectively; the two first gears are fixedly sleeved on the corresponding rotating shafts respectively; the two belt pulleys are fixedly sleeved on the first worm and the second worm respectively; the drawstring is sleeved on the two belt pulleys; the two cylindrical cylinders are rotatably arranged at the top of the bottom plate; the two second gears are respectively fixedly sleeved on the corresponding cylindrical barrels, and the first gear is meshed with the second gear; the two rotating rods are respectively rotatably installed in the corresponding cylindrical barrels, and one ends of the two rotating rods extend out of the cylindrical barrels; the two first conical gears are respectively and fixedly arranged at one ends of the corresponding rotating rods; the two internal thread sleeves are respectively and rotatably arranged on the inner walls of the tops of the corresponding cylindrical barrels, and the top ends of the two internal thread sleeves extend out of the cylindrical barrels; the two second bevel gears are respectively fixedly sleeved on the corresponding internal thread sleeves, and the first bevel gear is meshed with the second bevel gear; the two screws are respectively installed in the corresponding internal thread sleeves in a threaded manner, the top ends of the screws extend out of the internal thread sleeves, and the bottom ends of the screws extend into the cylindrical barrel; and the two pressing plates are respectively and fixedly arranged at the bottom ends of the corresponding screw rods.

Preferably, four supporting plates are fixedly mounted at the top of the bottom plate, and the two cylindrical cylinders are rotatably connected with the corresponding supporting plates respectively.

Preferably, the top of the bottom plate is fixedly provided with four first supporting blocks, and the two rotating shafts are respectively connected with the corresponding first supporting blocks in a rotating manner.

Preferably, four second supporting blocks are fixedly mounted at the top of the bottom plate, and the first worm and the second worm are respectively and rotatably connected with the corresponding second supporting blocks.

Preferably, a sliding rod is slidably mounted at the top of the cylindrical barrel, the bottom end of the sliding rod extends into the cylindrical barrel and is fixedly connected with the top of the pressing plate, a limiting block is fixedly mounted at the top end of the sliding rod, and the bottom end of the screw rod is fixedly connected with the bottom of the limiting block.

Preferably, a rotating through hole is formed in the inner wall of one side of the cylindrical barrel, and the rotating rod is rotatably connected with the rotating through hole.

Compared with the prior art, the utility model provides a turbo generator rotor overhauls support has following beneficial effect:

the utility model provides a turbo generator rotor overhauls support cooperatees through first worm, second worm, worm wheel, first gear, belt pulley, stretching strap and second gear, can change the maintenance position of rotor, has improved the work efficiency who overhauls.

Drawings

FIG. 1 is a schematic view of a front cross-sectional view of a rotor overhaul stand for a steam turbine generator provided by the present invention;

FIG. 2 is an enlarged schematic view of portion A of FIG. 1;

FIG. 3 is a schematic side view of a cross-sectional structure of a steam turbine generator rotor overhaul stand provided by the present invention;

FIG. 4 is an enlarged view of portion B of FIG. 1;

fig. 5 is the utility model provides a turbo generator rotor overhauls overlook structure schematic diagram of support.

Reference numbers in the figures: 1. a base plate; 2. a first worm; 3. a second worm; 4. a rotating shaft; 5. a worm gear; 6. a first gear; 7. a belt pulley; 8. pulling the belt; 9. a cylindrical barrel; 10. a second gear; 11. rotating the rod; 12. a first bevel gear; 13. an internally threaded sleeve; 14. a second bevel gear; 15. a screw; 16. and (7) pressing a plate.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Please refer to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5 in combination, wherein fig. 1 is a schematic front sectional structural view of a turbine generator rotor maintenance support according to the present invention; FIG. 2 is an enlarged schematic view of portion A of FIG. 1; FIG. 3 is a schematic side view of a cross-sectional structure of a steam turbine generator rotor overhaul stand provided by the present invention; FIG. 4 is an enlarged view of portion B of FIG. 1; fig. 5 is the utility model provides a turbo generator rotor overhauls overlook structure schematic diagram of support. The turbine generator rotor overhauls support includes: a base plate 1; the first worm 2 is rotatably arranged on the top of the bottom plate 1; the second worm 3 is rotatably arranged on the top of the bottom plate 1; the two rotating shafts 4 are both rotatably arranged at the top of the bottom plate 1; the two worm wheels 5 are respectively fixedly sleeved on the corresponding rotating shafts 4, and the two worm wheels 5 are respectively meshed with the first worm 2 and the second worm 3; the two first gears 6 are respectively fixedly sleeved on the corresponding rotating shafts 4; the two belt pulleys 7 are respectively fixedly sleeved on the first worm 2 and the second worm 3; the drawstring 8 is sleeved on the two belt pulleys 7; the two cylindrical drums 9 are both rotatably arranged at the top of the bottom plate 1; the two second gears 10 are respectively fixedly sleeved on the corresponding cylindrical barrels 9, and the first gear 6 is meshed with the second gear 10; the two rotating rods 11 are respectively rotatably installed in the corresponding cylindrical barrels 9, and one ends of the two rotating rods 11 extend out of the cylindrical barrels 9; the two first bevel gears 12 are respectively and fixedly arranged at one end of the corresponding rotating rod 11; the two internal thread sleeves 13 are respectively and rotatably arranged in the corresponding cylindrical barrel 9, and the top ends of the two internal thread sleeves 13 extend out of the cylindrical barrel 9; the two second bevel gears 14 are respectively fixedly sleeved on the corresponding internal thread sleeves 13, and the first bevel gear 12 is meshed with the second bevel gear 14; the two screws 15 are respectively installed in the corresponding internal thread sleeves 13 in a threaded manner, the top ends of the screws 15 extend out of the internal thread sleeves 13, and the bottom ends of the screws 15 extend into the cylindrical barrel 9; and the two pressing plates 16 are respectively and fixedly arranged at the bottom ends of the corresponding screw rods 15.

Four supporting plates are fixedly mounted at the top of the bottom plate 1, and the two cylindrical cylinders 9 are respectively and rotatably connected with the corresponding supporting plates.

The top of bottom plate 1 is fixed with four first supporting blocks, and two axis of rotation 4 rotate with the first supporting block that corresponds respectively and are connected.

The top of the bottom plate 1 is fixedly provided with four second supporting blocks, and the first worm 2 and the second worm 3 are respectively in rotating connection with the corresponding second supporting blocks.

The top of the cylinder 9 is slidably provided with a slide bar, the bottom end of the slide bar extends into the cylinder 9 and is fixedly connected with the top of the pressure plate 16, the top end of the slide bar is fixedly provided with a limit block, and the bottom end of the screw rod 15 is fixedly connected with the bottom of the limit block.

The inner wall of one side of a cylinder 9 has been seted up and has been rotated the through-hole, dwang 11 rotates with rotating the through-hole and be connected.

The utility model provides a turbo generator rotor overhauls theory of operation of support as follows:

when the maintenance device is used, a rotor to be maintained is placed in the cylindrical barrel 9, the rotating rod 11 is rotated, the rotating rod 11 drives the second bevel gear 14 to rotate through the first bevel gear 12, the second bevel gear 14 drives the internal thread sleeve 13 to rotate, the internal thread sleeve 13 drives the screw rod 15 to descend, the screw rod 15 drives the pressing plate 16 to descend, so that the rotor is fixed in the cylindrical barrel 9, when the maintenance is needed on the other side of the rotor, the first worm 2 is rotated, the first worm 2 drives the belt pulley 7 to rotate, the belt pulley 7 drives the second worm 3 to rotate through the pull belt 8, the first worm 2 and the second worm 3 drive the two worm gears 5 to rotate, the two worm gears 5 drive the corresponding first gear 6 to rotate, the first gear 6 drives the cylindrical barrel 9 to rotate through the second gear 10, the cylindrical barrel 9 drives the rotor to rotate, when the rotor rotates to a proper angle position, the rotation of the first worm 2 is stopped, and the maintenance can be carried out again, the first worm 2 is rotated for many times, and the maintenance position of the rotor is adjusted to perform maintenance, so that the maintenance work of the rotor is completed.

the utility model provides a turbo generator rotor overhauls support cooperatees through first worm 2, second worm 3, worm wheel 5, first gear 6, belt pulley 7, stretching strap 8 and second gear 10, can change the maintenance position of rotor, has improved the work efficiency who overhauls.

It should be noted that the device structure and the accompanying drawings of the present invention mainly describe the principle of the present invention, and in the technology of this design principle, the settings of the power mechanism, the power supply system, the control system, etc. of the device are not completely described, and the details of the power mechanism, the power supply system, and the control system can be clearly known on the premise that those skilled in the art understand the principle of the present invention.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. The utility model provides a turbo generator rotor overhauls support which characterized in that includes:

a base plate;

the first worm is rotatably arranged on the top of the bottom plate;

the second worm is rotatably arranged on the top of the bottom plate;

the two rotating shafts are both rotatably arranged at the top of the bottom plate;

the two worm wheels are fixedly sleeved on the corresponding rotating shafts respectively and are meshed with the first worm and the second worm respectively;

the two first gears are fixedly sleeved on the corresponding rotating shafts respectively;

the two belt pulleys are fixedly sleeved on the first worm and the second worm respectively;

the drawstring is sleeved on the two belt pulleys;

the two cylindrical cylinders are rotatably arranged at the top of the bottom plate;

the two second gears are respectively fixedly sleeved on the corresponding cylindrical barrels, and the first gear is meshed with the second gear;

the two rotating rods are respectively rotatably installed in the corresponding cylindrical barrels, and one ends of the two rotating rods extend out of the cylindrical barrels;

the two first conical gears are respectively and fixedly arranged at one ends of the corresponding rotating rods;

the two internal thread sleeves are respectively and rotatably arranged in the corresponding cylindrical barrels, and the top ends of the two internal thread sleeves extend out of the cylindrical barrels;

the two second bevel gears are respectively fixedly sleeved on the corresponding internal thread sleeves, and the first bevel gear is meshed with the second bevel gear;

the two screws are respectively installed in the corresponding internal thread sleeves in a threaded manner, the top ends of the screws extend out of the internal thread sleeves, and the bottom ends of the screws extend into the cylindrical barrel;

and the two pressing plates are respectively and fixedly arranged at the bottom ends of the corresponding screw rods.

2. The steam turbine generator rotor maintenance support of claim 1, wherein four support plates are fixedly mounted on the top of the bottom plate, and two cylindrical cylinders are rotatably connected with the corresponding support plates respectively.

3. The steam turbine generator rotor overhauling support frame as recited in claim 1, wherein four first supporting blocks are fixedly mounted at the top of the bottom plate, and two rotating shafts are respectively rotatably connected with the corresponding first supporting blocks.

4. The steam turbine generator rotor maintenance support frame as claimed in claim 1, wherein four second support blocks are fixedly mounted on the top of the bottom plate, and the first worm and the second worm are respectively and rotatably connected with the corresponding second support blocks.

5. The turbine generator rotor maintenance support of claim 1, wherein a sliding rod is slidably mounted at a top of the cylindrical barrel, a bottom end of the sliding rod extends into the cylindrical barrel and is fixedly connected with a top of the pressing plate, a limiting block is fixedly mounted at a top end of the sliding rod, and a bottom end of the screw rod is fixedly connected with a bottom of the limiting block.

6. The overhauling support for the rotor of the turbonator according to claim 1, wherein a rotating through hole is formed in the inner wall of one side of the cylindrical barrel, and the rotating rod is rotatably connected with the rotating through hole.