CN212978249U

CN212978249U - Power plant steam turbine rotating part overhauls equipment

Info

Publication number: CN212978249U
Application number: CN202021745023.2U
Authority: CN
Inventors: 王鹏; 王兴俊; 张秀成; 荆海东; 王长海; 朱磊; 王朝立; 宋吉庆; 张道
Original assignee: Huaneng Mianchi Thermoelectricity Co ltd
Current assignee: Huaneng Mianchi Thermoelectricity Co ltd
Priority date: 2020-08-20
Filing date: 2020-08-20
Publication date: 2021-04-16
Anticipated expiration: 2030-08-20

Abstract

The utility model discloses a power plant steam turbine rotating part overhauls equipment, the on-line screen storage device comprises a base, the fixed frame of top fixedly connected with of base, the outside of fixed frame is provided with the rolling disc, the utility model relates to an overhaul of equipments technical field. This power plant steam turbine rotating part overhauls equipment, the base has been reached, fixed frame, the rolling disc, first axis of rotation, the master gear, the pinion, the second axis of rotation, fixing device constitutes a whole, utilize fixing device, it is fixed to be convenient for carry out the centre gripping to the axis of rotation of steam turbine, utilize the rolling disc, it rotates to drive fixing device, and then the axis of rotation of driving the steam turbine rotates, it rotates to drive the impeller, make things convenient for the staff to maintain, set up stop device, be convenient for fix first axis of rotation, and then fix fixing device, fix the impeller, make things convenient for the staff to maintain, and the work efficiency is improved, the purpose of user demand is satisfied.

Description

Power plant steam turbine rotating part overhauls equipment

Technical Field

The utility model relates to an overhaul of the equipments field, more specifically say, relate to a power plant steam turbine rotating part overhauls equipment.

Background

The steam turbine is also called as steam turbine engine, and is a rotary steam power equipment, and the high-temperature high-pressure steam is passed through fixed nozzle, becomes accelerated air flow, and is sprayed on the blade to make the rotor equipped with blade row rotate, and at the same time, it can apply work to exterior. Thereby the steam turbine often can appear various trouble in the operation in-process and influence people's production efficiency, need regularly overhaul the steam turbine, especially steam turbine rotating part, at the in-process of overhauing, need rotate the axis of rotation, inspect whole impeller. At present, current power plant steam turbine rotating member overhauls equipment, the single structure is not convenient for fix the steam turbine axis of rotation, adopts the manpower to rotate axis of rotation and impeller, wastes time and energy, is not convenient for fix the impeller, influences maintenance efficiency, can't satisfy the user demand.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

Aiming at the problems that the existing maintenance equipment for the rotating parts of the steam turbine in the power plant has a single structure, is inconvenient to fix the rotating shaft of the steam turbine, adopts manpower to rotate the rotating shaft and the impeller, wastes time and labor, is inconvenient to fix the impeller, influences the maintenance efficiency and cannot meet the use requirement, the utility model aims to provide the maintenance equipment for the rotating parts of the steam turbine in the power plant, which can realize that a base, a fixed frame, a rotating disc, a first rotating shaft, a main gear, an auxiliary gear, a second rotating shaft and a fixing device form a whole, and the rotating shaft of the steam turbine is convenient to be clamped and fixed by the fixing device, and the rotating disc is used for driving the fixing device to rotate, so as to drive the rotating shaft of the steam turbine to rotate, thereby facilitating the maintenance of workers, and is provided with a limiting device, so as to be convenient to, and then fix fixing device, fix the impeller, make things convenient for the staff to maintain, improve work efficiency, satisfy the user demand.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

The utility model provides a power plant steam turbine rotating part overhauls equipment, includes the base, the fixed frame of top fixedly connected with of base, the outside of fixed frame is provided with the rolling disc, the first axis of rotation of axle center fixedly connected with of rolling disc department, first axis of rotation rotates with fixed frame to be connected, first axis of rotation is located the inside one end fixedly connected with master gear of fixed frame, the master gear meshing transmission has the pinion, the fixedly connected with second axis of rotation of axle center department of pinion, the second axis of rotation rotates with fixed frame to be connected, the second axis of rotation is located the outside one end fixedly connected with fixing device of fixed frame, the both sides of base are provided with fixing bolt.

Preferably, fixing device includes the retainer plate, the inside of retainer plate is provided with the stopper, the top fixedly connected with of stopper rotates the lead screw, it rotates with the retainer plate to rotate the lead screw and is connected, the top fixedly connected with turning block that rotates the lead screw, it has the lead screw slider to rotate lead screw threaded connection, the both sides bottom fixedly connected with extrusion stem of lead screw slider, extrusion stem and retainer plate sliding connection, the extrusion stem is located the inside one end fixedly connected with grip block of retainer plate.

Preferably, the first rotating shaft is located the outside one end fixedly connected with card wheel of fixed frame, the top of fixed frame is provided with stop device, stop device and card wheel joint.

Preferably, stop device includes the fixed block, fixed block and fixed frame fixed connection, the top fixedly connected with slide bar of fixed block, the top fixedly connected with fixed plate of slide bar, slide bar sliding connection has the motion frame, the top fixedly connected with supporting spring of motion frame, supporting spring cup joints with the slide bar, the lateral wall fixedly connected with pull ring of motion frame, the bottom fixedly connected with fixture block of motion frame, fixture block and card wheel joint.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of: the device comprises a base, a fixing frame, a rotating disc, a first rotating shaft, a main gear, a pinion, a second rotating shaft and a fixing device, wherein the fixing device is used for clamping and fixing the rotating shaft of the steam turbine, the rotating disc is used for driving the fixing device to rotate so as to drive the rotating shaft of the steam turbine to rotate and drive an impeller to rotate, and the impeller is convenient for workers to maintain, when the rotating shaft needs to be fixed, a rotating block is rotated to drive a rotating lead screw to rotate and drive a lead screw sliding block to move so as to drive an extrusion rod to move so as to drive a clamping block to move, so that the clamping block is matched with the rotating shaft of the steam turbine to clamp and fix, the rotating shaft of the steam turbine is convenient to drive to rotate, the maintenance is convenient, the working efficiency is improved, a limiting device is arranged so as to fix the first rotating shaft, the maintenance of workers is facilitated, when the rotating disc needs to be rotated and the angle of the fixing device is adjusted, the pull ring is pulled to move upwards to drive the moving frame to move to drive the clamping block to move upwards, the limitation on the clamping wheel is removed, the elastic potential energy of the supporting spring is increased, the rotating disc can be rotated, the angle of the fixing device is adjusted, when the fixing device needs to be fixed, the pull ring is loosened, the elastic potential energy of the supporting spring is converted into kinetic energy to drive the clamping block to move downwards, the clamping block is clamped with the clamping wheel to limit the clamping wheel, the rotating disc cannot rotate to fix the fixing device, the base, the fixing frame, the rotating disc, the first rotating shaft, the main gear, the auxiliary gear, the second rotating shaft and the fixing device are integrated, the fixing device is utilized to clamp and fix the rotating shaft of the steam turbine conveniently, and the fixing device is driven to rotate by the rotating disc, and then the axis of rotation that drives the steam turbine rotates, drives the impeller and rotates, makes things convenient for the staff to maintain, sets up stop device, is convenient for fix first axis of rotation, and then fixes fixing device, fixes the impeller, makes things convenient for the staff to maintain, improves work efficiency, satisfies user demand's purpose.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of the fixing device of the present invention;

fig. 3 is a schematic view of a part of an enlarged structure of fig. 1 according to the present invention.

The reference numbers in the figures illustrate:

1. a base; 2. a fixing frame; 3. rotating the disc; 4. a first rotating shaft; 5. a main gear; 6. a pinion gear; 7. a second rotating shaft; 8. a fixing device; 81. a stationary ring; 82. a limiting block; 83. rotating the screw rod; 84. rotating the block; 85. a lead screw slider; 86. an extrusion stem; 87. a clamping block; 9. a limiting device; 91. a fixed block; 92. a slide bar; 93. a fixing plate; 94. a motion frame; 95. a support spring; 96. a pull ring; 97. a clamping block; 10. clamping the wheel; 11. and (5) fixing the bolt.

Detailed Description

The drawings in the embodiments of the present invention will be combined; the technical scheme in the embodiment of the utility model is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the present invention; rather than all embodiments. Based on the embodiment of the utility model; all other embodiments obtained by a person skilled in the art without making any inventive step; all belong to the protection scope of the utility model.

Example 1:

referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a power plant steam turbine rotating part overhauls equipment, the on-line screen storage device comprises a base 1, the fixed frame 2 of the top fixedly connected with of base 1, the outside of fixed frame 2 is provided with rolling disc 3, the first axis of rotation 4 of the axle center department fixedly connected with of rolling disc 3, first axis of rotation 4 rotates with fixed frame 2 to be connected, first axis of rotation 4 is located the inside one end fixedly connected with master gear 5 of fixed frame 2, the transmission of master gear 5 meshing has pinion 6, the fixedly connected with second axis of rotation 7 of axle center department of pinion 6, second axis of rotation 7 rotates with fixed frame 2 to be connected, second axis of rotation 7 is located the outside one end fixedly connected with fixing device 8 of fixed frame 2, the both sides of base. Base 1, fixed frame 2, rolling disc 3, first axis of rotation 4, master gear 5, pinion 6, second axis of rotation 7, fixing device 8 constitutes a whole, utilize fixing device 8, it is fixed to be convenient for carry out the centre gripping to the axis of rotation of steam turbine, utilize rolling disc 3, it rotates to drive first axis of rotation 4, it rotates to drive master gear 5, it rotates to drive pinion 6, it rotates to drive second axis of rotation 7, it rotates to drive fixing device 8, and then the axis of rotation of driving the steam turbine rotates, it rotates to drive the impeller, make things convenient for the staff to maintain.

Example 2:

referring to fig. 2, a power plant steam turbine rotating part maintenance device is substantially the same as that in embodiment 1, and further, the fixing device 8 includes a fixing ring 81, a limiting block 82 is disposed inside the fixing ring 81, a rotating lead screw 83 is fixedly connected to the top of the limiting block 82, the rotating lead screw 83 is rotatably connected to the fixing ring 81, a rotating block 84 is fixedly connected to the top of the rotating lead screw 83, the rotating lead screw 83 is in threaded connection with a lead screw sliding block 85, extrusion rods 86 are fixedly connected to the bottoms of two sides of the lead screw sliding block 85, the extrusion rods 86 are slidably connected to the fixing ring 81, and a clamping block 87 is fixedly connected to one end of the extrusion rods 86 inside the fixing ring 81. When needs are fixed to the axis of rotation, rotate turning block 84, drive and rotate lead screw 83 and rotate, drive lead screw slider 85 motion, drive the motion of extrusion pole 86, drive grip block 87 for grip block 87 cooperatees, carries out the centre gripping to the axis of rotation of steam turbine and fixes, and the axis of rotation that is convenient for drive the steam turbine rotates, and convenient the maintenance improves work efficiency.

Example 3:

referring to fig. 1, a power plant steam turbine rotating part maintenance device is substantially the same as that of embodiment 1, and further, a clamping wheel 10 is fixedly connected to one end of the first rotating shaft 4, which is located outside the fixed frame 2, a limiting device 9 is arranged at the top of the fixed frame 2, and the limiting device 9 is clamped with the clamping wheel 10. Set up stop device 9, be convenient for fix first axis of rotation 4, and then fix fixing device 8, fix the impeller, make things convenient for the staff to maintain.

Example 4:

referring to fig. 3, a power plant steam turbine rotating part maintenance device is substantially the same as that in embodiment 3, and further, the limiting device 9 includes a fixing block 91, the fixing block 91 is fixedly connected to the fixing frame 2, a sliding rod 92 is fixedly connected to the top of the fixing block 91, a fixing plate 93 is fixedly connected to the top of the sliding rod 92, a moving frame 94 is slidably connected to the sliding rod 92, a supporting spring 95 is fixedly connected to the top of the moving frame 94, the supporting spring 95 is sleeved with the sliding rod 92, a pull ring 96 is fixedly connected to the side wall of the moving frame 94, a clamping block 97 is fixedly connected to the bottom of the moving frame 94, and the clamping block 97 is clamped to the clamping wheel 10. When the rotating disc 3 needs to be rotated and the angle of the fixing device 8 is adjusted, the pull ring 96 is pulled to move upwards to drive the moving frame 94 to move, the fixture block 97 is driven to move upwards, the limitation on the fixture wheel 10 is removed, the elastic potential energy of the supporting spring 95 is increased, the rotating disc 3 can be rotated, the angle of the fixing device 8 is adjusted, when the fixing device 8 needs to be fixed, the pull ring 96 is loosened, the elastic potential energy of the supporting spring 95 is converted into kinetic energy to drive the fixture block 97 to move downwards, the fixture block 97 is clamped with the fixture wheel 10 to limit the fixture wheel 10, the rotating disc 3 cannot rotate, and the fixing device 8 can be fixed.

The above; is only a preferred embodiment of the present invention; however, the scope of protection of the present invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; according to the technical scheme of the utility model and the improvement conception, equivalent substitution or change is carried out; are all covered by the protection scope of the utility model.

Claims

1. The utility model provides a power plant steam turbine rotating member overhauls equipment, includes base (1), its characterized in that: the fixed frame (2) of top fixedly connected with of base (1), the outside of fixed frame (2) is provided with rolling disc (3), the first axis of rotation (4) of axle center fixedly connected with of rolling disc (3), first axis of rotation (4) are rotated with fixed frame (2) and are connected, first axis of rotation (4) are located the inside one end fixedly connected with master gear (5) of fixed frame (2), master gear (5) meshing transmission has pinion (6), fixedly connected with second axis of rotation (7) are located to the axle center of pinion (6), second axis of rotation (7) are rotated with fixed frame (2) and are connected, second axis of rotation (7) are located the outside one end fixedly connected with fixing device (8) of fixed frame (2), the both sides of base (1) are provided with fixing bolt (11).

2. A power plant steam turbine rotating part overhauling device as set forth in claim 1, wherein: fixing device (8) include retainer plate (81), the inside of retainer plate (81) is provided with stopper (82), the top fixedly connected with of stopper (82) rotates lead screw (83), it rotates with retainer plate (81) to rotate lead screw (83) and is connected, the top fixedly connected with turning block (84) of rotating lead screw (83), it has lead screw slider (85) to rotate lead screw (83) threaded connection, both sides bottom fixedly connected with stripper bar (86) of lead screw slider (85), stripper bar (86) and retainer plate (81) sliding connection, stripper bar (86) are located one end fixedly connected with grip block (87) of retainer plate (81) inside.

3. A power plant steam turbine rotating part overhauling device as set forth in claim 1, wherein: first axis of rotation (4) are located the outside one end fixedly connected with card wheel (10) of fixed frame (2), the top of fixed frame (2) is provided with stop device (9), stop device (9) and card wheel (10) joint.

4. A power plant steam turbine rotating part overhauling device as set forth in claim 3, wherein: stop device (9) are including fixed block (91), fixed block (91) and fixed frame (2) fixed connection, the top fixedly connected with slide bar (92) of fixed block (91), the top fixedly connected with fixed plate (93) of slide bar (92), slide bar (92) sliding connection has motion frame (94), the top fixedly connected with supporting spring (95) of motion frame (94), supporting spring (95) cup joint with slide bar (92), the lateral wall fixedly connected with pull ring (96) of motion frame (94), the bottom fixedly connected with fixture block (97) of motion frame (94), fixture block (97) and calorie of wheel (10) joint.