CN218968688U

CN218968688U - Tile turning device for overhauling steam turbine

Info

Publication number: CN218968688U
Application number: CN202223354626.1U
Authority: CN
Inventors: 王溪岳
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-12-14
Filing date: 2022-12-14
Publication date: 2023-05-05
Anticipated expiration: 2032-12-14

Abstract

The utility model relates to the technical field of steam turbine maintenance and discloses a tile turning device for steam turbine maintenance, which comprises a lower bearing bush, wherein the lower bearing bush is embedded and connected to the inner side of a base, one side of the base is fixedly connected with a fixed arm, the top of the fixed arm is fixedly connected with a hydraulic device, the top of the hydraulic device is movably connected with a hydraulic rod, the top of the hydraulic rod is fixedly connected with a cross arm, one side of the cross arm is fixedly connected with a first motor, one side of the first motor is fixedly connected with a second motor, one side of the second motor is fixedly connected with a third motor, the hydraulic device is used for lifting and adjusting the hydraulic rod, the cross arm is transversely supported at the top of the hydraulic rod and is adjusted along with the height adjustment of the hydraulic rod so as to control the height, pulleys for winding ropes are arranged in the first motor, the second motor and the third motor are respectively used for adjusting the balance degree of the left side and the right side, and the second motor is used for adjusting the vertical height of an upper tile shaft.

Description

Tile turning device for overhauling steam turbine

Technical Field

The utility model relates to the technical field of turbine overhaul, in particular to a tile turning device for turbine overhaul.

Background

The bearing is an important component of the turbine, and the main bearing is also called a radial bearing. Its function is to bear the full weight of the rotor and the centrifugal force due to the imbalance of the rotor mass, determining the correct radial position of the rotor in the cylinder. Because each bearing bears higher load and the rotating speed of the journal is high, the bearing of the steam turbine adopts a bush type sliding bearing taking liquid friction as a theoretical basis, and an oil film is formed between the journal and the bush by means of lubricating oil with certain pressure, so that the liquid friction is established, and the steam turbine can safely and stably operate.

The ordinary tile turning device generally needs manual operation to carry out the tile turning operation of lower axle bush, has increased workman's work load, wastes time and energy, and tile turning efficiency is lower, and in the process of balancing, needs work to adjust in both sides pulling chain, makes the staff injured easily, when carrying out the atress pulling, needs the tie point, and adopts rope winding in tile axle department, leads to the tile axle to constitute certain friction easily and leads to the damage, is unfavorable for fixed effect and the problem of using.

Therefore, how to design a tile turning device for overhauling a steam turbine becomes a problem which needs to be solved currently.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a tile turning device for overhauling a steam turbine, which solves the problems of tile turning and stress auxiliary connection.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a steam turbine overhauls and uses turning device, includes equipment main part, base and lower axle bush, one side fixedly connected with base of equipment main part, the inboard embedding of base is connected with lower axle bush, one side fixedly connected with fixed arm of base, the top fixedly connected with hydraulic pressure ware of fixed arm, the top swing joint of hydraulic pressure ware has hydraulic pressure pole, the top fixedly connected with xarm of hydraulic pressure pole, one side fixedly connected with first motor of xarm, one side fixedly connected with second motor of first motor, one side fixedly connected with third motor of second motor, the top embedding of lower axle bush is connected with upper tile axle, one side fixedly connected with thread groove in the bottom of upper tile axle, the inside embedding of thread groove is connected with the iron ring, the bottom fixedly connected with threaded rod of iron ring, the inside embedding of iron ring is connected with rope, the bottom fixedly connected with suspension head of rope.

Preferably, the hydraulic pressure device is used for lifting and adjusting the hydraulic rod, the cross arm is transversely supported at the top of the hydraulic rod and is adjusted along with the height adjustment of the hydraulic rod, and the first motor, the second motor and the third motor are internally provided with pulleys wound with ropes and used for adjusting the distance of the ropes.

Preferably, the left side bottom both sides of upper tile axle to and the middle part is provided with the screw thread groove, and the screw thread groove can be used to the connection installation of matching screw thread pole respectively, and hoop and threaded rod structure as an organic whole, the bottom of rope is fixed with hangs the head, hangs the head both sides and has protruding bracing piece for the rope is around the installation.

(III) beneficial effects

The utility model provides a tile turning device for overhauling a steam turbine, which has the following beneficial effects:

(1) According to the utility model, the hydraulic device is used for lifting and adjusting the hydraulic rod, the cross arm is transversely supported at the top of the hydraulic rod and is adjusted along with the height adjustment of the hydraulic rod so as to control the height, the first motor, the second motor and the third motor are internally provided with pulleys for winding ropes and used for adjusting the distance of the ropes, the first motor and the third motor are respectively used for adjusting the balance degree of the left side and the right side, and the second motor is used for adjusting the vertical height of the upper tile shaft.

(2) The auxiliary device is arranged on the two sides of the left side bottom of the upper tile shaft, the thread grooves are formed in the middle of the upper tile shaft and can be used for connecting and installing matched threaded rods respectively, the iron ring and the threaded rods are of an integrated structure, the bottom of the rope is fixedly provided with the hanging head, the two sides of the hanging head are provided with the protruding supporting rods for the rope to be installed in a surrounding mode, the rope can conveniently pass through the iron ring to be wound and fixed, the iron ring is connected to the three thread grooves during use, and the three motors are matched for use to balance, so that damage caused by friction is prevented.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the structure at A of the present utility model;

FIG. 3 is a schematic view of a partial structure of the present utility model;

fig. 4 is a schematic view of the structure of the suspension head of the present utility model.

In the figure: 1. an apparatus main body; 2. a base; 3. a lower bearing bush; 4. a fixed arm; 5. a hydraulic device; 6. a hydraulic rod; 7. a cross arm; 8. a first motor; 9. a second motor; 10. a third motor; 11. a tile shaft is arranged on the upper tile shaft; 12. a thread groove; 13. an iron ring; 14. a threaded rod; 15. a rope; 16. and (5) hanging the head.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present utility model are included in the protection scope of the present utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby a feature defining "first," "second," or the like, may explicitly or implicitly include one or more such features, and in the description of the present utility model, a "plurality" means two or more, unless otherwise specifically limited.

Referring to fig. 1-4, the present utility model provides the following technical solutions: the utility model provides a steam turbine overhauls and uses turning device, including equipment main part 1, base 2 and lower axle bush 3, one side fixedly connected with base 2 of equipment main part 1, the inboard embedding of base 2 is connected with lower axle bush 3, one side fixedly connected with fixed arm 4 of base 2, the top fixedly connected with hydraulic pressure ware 5 of fixed arm 4, the top swing joint of hydraulic pressure ware 5 has hydraulic pressure pole 6, the top fixedly connected with xarm 7 of hydraulic pressure pole 6, one side fixedly connected with first motor 8 of xarm 7, one side fixedly connected with second motor 9 of first motor 8, one side fixedly connected with third motor 10 of second motor 9, the top embedding of lower axle bush 3 is connected with upper tile axle 11, one side fixedly connected with thread groove 12 in the bottom of upper tile axle 11, the inside embedding of thread groove 12 is connected with iron ring 13, the bottom fixedly connected with threaded rod 14 of iron ring 13, the inside embedding of iron ring 13 is connected with rope 15, the bottom fixedly connected with suspension head 16 of rope 15.

Preferably, the hydraulic press 5 is used for the lift adjustment of hydraulic stem 6, the horizontal arm 7 transversely supports at the top of hydraulic stem 6, along with the altitude mixture control of hydraulic stem 6 adjusts, first motor 8, second motor 9 and third motor 10, inside has the pulley of winding rope 15, be used for the distance adjustment of rope 15, by base 2, lower axle bush 3, fixed arm 4, hydraulic press 5, hydraulic stem 6, xarm 7, first motor 8, second motor 9 and third motor 10 jointly constitute adjusting device, the general tile turnover device generally needs the manual operation to carry out the tile turnover operation of lower axle bush, workman's work load has been increased, it is time consuming and laborious, tile turnover efficiency is lower, and in carrying out balancing process, need work in both sides pulling chain adjusts, easily make the staff injured, through setting up adjusting device, hydraulic press 5 is used for the lift adjustment of hydraulic stem 6, horizontal arm 7 transversely supports at the top of hydraulic stem 6, along with the altitude mixture control of hydraulic stem 6 adjusts, in order to control the altitude mixture control, first motor 8, second motor 9 and third motor 10, inside has winding rope 15, the second motor 15 is used for the second pulley 15 is used for the altitude mixture control, the high, the manual adjustment device is used for the high, the right and the manual adjustment device has been used for the high degree is needed to carry out to the high level, the manual adjustment device is not has been carried out to the high-order to have been adjusted to the right and the 5, the manual adjustment device is used for the 5 is adjusted, the high and the 5 is convenient and high-side has been adjusted, the device has been used for the 5 is adjusted, high to be adjusted, the 5 is easy to be adjusted, has 11.

Preferably, both sides of the left side bottom of the upper tile shaft 11 and the middle part are provided with thread grooves 12, the thread grooves 12 can be used for matching the connection installation of the threaded rod 14 respectively, the iron ring 13 and the threaded rod 14 are of an integrated structure, the bottom of the rope 15 is fixed with a hanging head 16, both sides of the hanging head 16 are provided with protruding support rods for the rope 15 to surround the installation, an auxiliary device is jointly formed by the upper tile shaft 11, the thread grooves 12, the iron ring 13, the threaded rod 14, the rope 15 and the hanging head 16, when being pulled under force, a connecting point is needed, the rope is wound at the tile shaft, the tile shaft is easy to cause certain friction to lead to damage, the fixing effect and the use problem are solved, by arranging the auxiliary device, the left side bottom both sides of the upper tile shaft 11 and the middle part are provided with thread grooves 12, the thread grooves 12 can be used for matching the connection installation of the threaded rod 14 respectively, the iron ring 13 and the hanging head 16 are of an integrated structure, the bottom of the rope 15 is fixed with the hanging head 16, both sides of the hanging head 16 are provided with protruding support rods for the rope 15 to surround the installation, the rope 15 is convenient to wind and fix through the iron ring 13, when being pulled under force, the rope is connected at the three thread grooves 12 during use, and the three thread grooves are matched with the thread grooves to lead to damage to balance.

To sum up, the workflow of the utility model: the hydraulic press 5 is used for the lift adjustment of hydraulic stem 6, the horizontal arm 7 transversely supports at the top of hydraulic stem 6, along with the altitude mixture control of hydraulic stem 6 adjusts, in order to highly control, first motor 8, second motor 9 and third motor 10, the pulley of winding rope 15 is inside to have, be used for the distance adjustment of rope 15, first motor 8 and third motor 10 are used for adjusting the equilibrium degree of left and right sides respectively, second motor 9 is used for the vertical altitude mixture control of upper tile axle 11, the device does not need the manual work to carry out the atress pulling, the convenience has been improved greatly, the left side bottom both sides of upper tile axle 11, and the intermediate part is provided with thread groove 12, thread groove 12 can be used for the connection installation of matching threaded rod 14 respectively, iron ring 13 and threaded rod 14 are integrated into the structure, the bottom of rope 15 is fixed with suspension head 16, suspension head 16 both sides have protruding bracing piece, be used for rope 15 around the installation, in order to make things convenient for the rope to pass iron ring 13 and twine fixedly, connect iron ring 13 in three thread groove 12 department when using, the equilibrium that the friction leads to the circumstances of damage is prevented.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a steam turbine overhauls with turning over tile device, includes equipment main part (1), base (2) and lower axle bush (3), its characterized in that: one side fixedly connected with base (2) of equipment main part (1), the inboard embedding of base (2) is connected with lower axle bush (3), one side fixedly connected with fixed arm (4) of base (2), the top fixedly connected with hydraulic pressure ware (5) of fixed arm (4), the top swing joint of hydraulic pressure ware (5) has hydraulic pressure pole (6), the top fixedly connected with xarm (7) of hydraulic pressure pole (6), one side fixedly connected with first motor (8) of xarm (7), one side fixedly connected with second motor (9) of first motor (8), one side fixedly connected with third motor (10) of second motor (9), the top embedding of lower axle bush (3) is connected with upper tile axle (11), the bottom one side fixedly connected with screw groove (12) of upper tile axle (11), the inside embedding of screw groove (12) is connected with iron ring (13), the bottom fixedly connected with threaded rod (14) of iron ring (13), the inside embedding of iron ring (13) has rope (15), hang bottom fixedly connected with rope (15).

2. The tile turning device for steam turbine maintenance according to claim 1, wherein: the hydraulic device (5) is used for lifting and adjusting the hydraulic rod (6).

3. The tile turning device for steam turbine maintenance according to claim 1, wherein: the cross arm (7) is transversely supported at the top of the hydraulic rod (6) and is adjusted along with the height adjustment of the hydraulic rod (6).

4. The tile turning device for steam turbine maintenance according to claim 1, wherein: the first motor (8), the second motor (9) and the third motor (10) are internally provided with pulleys around which the ropes (15) are wound, and are used for adjusting the distance of the ropes (15).

5. The tile turning device for steam turbine maintenance according to claim 1, wherein: screw grooves (12) are formed in the two sides of the left side bottom of the upper tile shaft (11) and the middle of the upper tile shaft, and the screw grooves (12) can be used for connecting and installing matched threaded rods (14) respectively.

6. The tile turning device for steam turbine maintenance according to claim 1, wherein: the iron ring (13) and the threaded rod (14) are of an integrated structure.

7. The tile turning device for steam turbine maintenance according to claim 1, wherein: the bottom of the rope (15) is fixed with a hanging head (16), and two sides of the hanging head (16) are provided with protruding supporting rods for the rope (15) to be installed around.