CN214199866U

CN214199866U - Special meter frame for centering of steam turbine

Info

Publication number: CN214199866U
Application number: CN202022902944.1U
Authority: CN
Inventors: 任飞翔; 袁荞
Original assignee: Electric Power Engineering Branch Huadian Hubei Power Generation Co ltd
Current assignee: Electric Power Engineering Branch Huadian Hubei Power Generation Co ltd
Priority date: 2020-12-07
Filing date: 2020-12-07
Publication date: 2021-09-14
Anticipated expiration: 2030-12-07

Abstract

The utility model provides a special table frame of steam turbine alignment relates to table frame technical field, including the connective bar, the top of connective bar is provided with fixing device, the bottom fixed mounting of connective bar has the bearing, the surface of bearing is provided with adjusting device, fixing device includes the fixed plate, the lower fixed surface of fixed plate installs the top at the connective bar, the upper surface of fixed plate rotates through the pivot and is connected with the rotation fixture block, the spout has been seted up to the upper surface of fixed plate, the inner wall fixed mounting of spout has the slip post, the surface cover of slip post is equipped with the extension spring No. one, the inner wall sliding connection of spout has the regulation post, the one end fixed mounting that the spout was kept away from to the regulation post has the sliding block. The utility model discloses, can be applicable to the percentage table of equidimension not to quick fixing can adjust the angle between connective bar and the steam turbine, makes things convenient for different users to adjust to oneself required angle.

Description

Special meter frame for centering of steam turbine

Technical Field

The utility model relates to a table frame technical field especially relates to a special table frame of steam turbine alignment.

Background

The distance between the paired wheels of the steam turbine rotor of the existing power plant and the distance between the paired wheels and a bearing chamber are small, so that a dial indicator cannot be fixed, and the conventional meter frame cannot realize the fixation of the dial indicator even in any mode, so that the special meter frame for the steam turbine centering is not provided.

But traditional turbine centering special table frame can't be applicable to the percentage table of different size and dimension when using, and the user need purchase different turbine centering special table frames when using and match and just can use to can't fix fast.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a special meter frame for centering a steam turbine.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a special table frame of steam turbine alignment, includes the connective bar, the top of connective bar is provided with fixing device, the bottom fixed mounting of connective bar has the bearing, the surface of bearing is provided with adjusting device.

The fixing device comprises a fixing plate, the lower fixed surface of fixing plate is installed on the top of connective bar, the upper surface of fixing plate is rotated through the pivot and is connected with the rotation fixture block, the spout has been seted up to the upper surface of fixing plate, the inner wall fixed mounting of spout has the slip post, the surface cover of slip post is equipped with the extension spring No. one, the inner wall sliding connection of spout has the regulation post, the one end fixed mounting that the spout was kept away from to the regulation post has the sliding block, the adjustment tank has been seted up to the surface of sliding block, the inner wall fixed mounting of adjustment tank has spacing post, the surface cover of spacing post is equipped with the extension spring No. two, the inner wall sliding connection of adjustment tank has the spliced pole, the one.

Preferably, adjusting device includes articulated piece and bracing piece No. one, the upper end and the bearing fixed connection of articulated piece, the one end that the bearing was kept away from to articulated piece is rotated and is connected with the axis of rotation, articulated piece has fixing bolt through the axis of rotation is articulated, one side fixed mounting that the connective bar was kept away from to the bearing has articulated piece No. two, the hole of placing has been seted up to the surface of bracing piece, the inside threaded connection who places the hole has adjusting bolt, the bracing piece passes through adjusting bolt and articulated piece fixed connection No. two, adjusting bolt runs through the bracing piece in proper order and has adjusting nut with articulated piece No. two and threaded connection.

Preferably, the sliding column is in sliding connection with the adjusting column, and the limiting column is in sliding connection with the connecting column.

Preferably, the both ends of an extension spring are fixed respectively at the inner wall of spout and the surface of adjusting the post, the quantity of spliced pole is two, the both ends of No. two extension springs are fixed respectively in two spliced pole relative one sides.

Preferably, the rotating clamping block and the adjusting clamping block are both provided with clamping grooves, and one side of the sliding block, which is close to the fixed plate, is fixedly provided with a limiting block.

Preferably, the outer fixed surface of adjusting nut installs the lug, the quantity of No. two articulated pieces is two, two No. two articulated pieces are located the both sides of an articulated piece.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. in the utility model, when the dial indicator is required to be fixed, the sliding block is held by hands to be pulled to the required length, the sliding block drives the first tension spring through the adjusting column when being pulled, the first tension spring is stressed and extended, then the two adjusting fixture blocks are shifted to the required width, when the adjusting fixture blocks are moved, the adjusting fixture blocks drive the second tension spring through the connecting columns, the second tension spring is stressed and extended, then the dial indicator is placed between the rotating fixture block and the adjusting fixture blocks to loosen the sliding block and the adjusting fixture blocks, the sliding block and the adjusting fixture blocks are quickly reset under the driving of the resilience force of the first tension spring and the second tension spring, the sliding block and the clamping groove in the adjusting fixture blocks coat the outer surface of the dial indicator in the resetting process of the sliding block and the adjusting fixture blocks to fix the dial indicator on the fixing plate, the limiting block is abutted on one side of the dial indicator close to the fixing plate to prevent the dial indicator from directly contacting the fixing plate, the setting of draw-in groove can laminate the percentage table of unidimensional not more, through setting up fixing device, can be applicable to the percentage table of equidimension not to quick fixing.

2. In the utility model, when the connecting rod is fixed on the steam turbine, the fixing bolt is firstly screwed on the steam turbine, then the angle between the connecting rod and the steam turbine is adjusted through the rotating shaft, the supporting rod is rotated after the connecting rod is adjusted to a required angle, the supporting rod is pressed against the outer surface of the steam turbine, then the adjusting nut is screwed down and the supporting rod and the second hinge rod are fixed under the mutual cooperation with the adjusting bolt, the first hinge block and the fixing bolt are fixed under the mutual cooperation with the fixing bolt when the supporting rod is pressed against the outer surface of the steam turbine, the setting of the supporting rod can fix the first hinge block and the fixing bolt when the fixing bolt is fixed on the surface of the steam turbine, the stabilizing effect is achieved, the angle between the connecting rod and the steam turbine can be adjusted through the setting of the adjusting device, different users can conveniently adjust the required angle per se, convenience is provided for different users, the practicability of the device is improved.

Drawings

Fig. 1 is a schematic perspective view of a meter stand dedicated for centering a steam turbine according to the present invention;

fig. 2 is a schematic perspective view of the fixing device of fig. 1 according to the present invention;

figure 3 is a side view of the fastening device of figure 2 according to the present invention;

fig. 4 is a schematic perspective view of the adjusting device of fig. 1 according to the present invention;

fig. 5 is a rear view of the adjustment device of fig. 4 according to the present invention.

Illustration of the drawings:

1. a connecting rod; 2. a fixing device; 21. a fixing plate; 22. rotating the clamping block; 23. a chute; 24. a sliding post; 25. a first tension spring; 26. an adjustment column; 27. a slider; 28. an adjustment groove; 29. a limiting column; 210. a second tension spring; 211. connecting columns; 212. adjusting the clamping block; 3. a bearing; 4. an adjustment device; 41. a first hinge block; 42. a rotating shaft; 43. fixing the bolt; 44. a second hinge block; 45. a support bar; 46. placing holes; 47. adjusting the bolt; 48. and adjusting the nut.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a special table frame of steam turbine alignment, includes connective bar 1, and the top of connective bar 1 is provided with fixing device 2, and the bottom fixed mounting of connective bar 1 has bearing 3, and the surface of bearing 3 is provided with adjusting device 4.

Fixing device 2 includes fixed plate 21, the lower fixed surface of fixed plate 21 installs on the top of connective bar 1, the upper surface of fixed plate 21 rotates through the pivot to be connected with and rotates fixture block 22, spout 23 has been seted up to the upper surface of fixed plate 21, the inner wall fixed mounting of spout 23 has slip post 24, the surface cover of slip post 24 is equipped with extension spring 25 No. one, the inner wall sliding connection of spout 23 has regulation post 26, the one end fixed mounting that spout 23 was kept away from to regulation post 26 has sliding block 27, adjustment tank 28 has been seted up to sliding block 27's surface, the inner wall fixed mounting of adjustment tank 28 has spacing post 29, the surface cover of spacing post 29 is equipped with extension spring 210 No. two, the inner wall sliding connection of adjustment tank 28 has spliced pole 211, the one end that adjustment tank 28 was kept away from to spliced pole 211 rotates and is connected with regulation fixture block 212.

In this embodiment, when the dial indicator needs to be fixed, the sliding block 27 is held by hand and pulled to a required length, the sliding block 27 drives the first tension spring 25 through the adjusting post 26 when being pulled, the first tension spring 25 is stressed and extended, then the two adjusting clamping blocks 212 are pulled to a required width, when the adjusting clamping blocks 212 are moved, the adjusting clamping blocks 212 drive the second tension spring 210 through the connecting posts 211, the second tension spring 210 is stressed and extended, then the dial indicator is placed between the rotating clamping blocks 22 and the adjusting clamping blocks 212, the sliding block 27 and the adjusting clamping blocks 212 are loosened, the sliding block 27 and the adjusting clamping blocks 212 are quickly reset under the driving of the resilience of the first tension spring 25 and the second tension spring 210, the outer surface of the dial indicator is coated by the clamping grooves in the sliding block 27 and the adjusting clamping blocks 212 in the process of resetting the sliding block 27 and the adjusting clamping blocks 212 to fix the dial indicator on the fixing plate 21, the limiting block abuts against one side of the dial indicator close to the fixing plate 21 to prevent the dial indicator from directly contacting the fixing plate 21, the not unidimensional percentage table of can laminating more of setting up of draw-in groove through setting up fixing device 2, can be applicable to the percentage table of equidimension not to quick fixing avoids the percentage table to influence the normal condition of working of percentage table because direct contact fixed plate 21 and appears.

Specifically, adjusting device 4 includes articulated piece 41 and bracing piece 45 No. one, the upper end and the bearing 3 fixed connection of articulated piece 41, the one end that bearing 3 was kept away from to articulated piece 41 is rotated and is connected with axis of rotation 42, articulated piece 41 articulates through axis of rotation 42 has fixing bolt 43, one side fixed mounting that connective bar 1 was kept away from to bearing 3 has articulated piece 44 No. two, hole 46 has been seted up to the surface of bracing piece 45 and has been placed, the inside threaded connection who places hole 46 has adjusting bolt 47, bracing piece 45 has No. two articulated piece 44 fixed connection through adjusting bolt 47, adjusting bolt 47 runs through bracing piece 45 and No. two articulated piece 44 and threaded connection has adjusting nut 48 in proper order.

In this embodiment: when the connecting rod 1 is fixed on a steam turbine, the fixing bolt 43 is firstly screwed on the steam turbine, then the angle of the connecting rod 1 fixed with the steam turbine is adjusted through the rotating shaft 42, the supporting rod 45 is rotated after the angle is adjusted to a required angle, the supporting rod 45 is abutted against the outer surface of the steam turbine, then the adjusting nut 48 is screwed under the mutual matching with the adjusting bolt 47 to fix the supporting rod 45 and the second hinge rod, the first hinge block 41 and the fixing bolt 43 are fixed under the mutual matching with the fixing bolt 43 when the supporting rod 45 is abutted against the outer surface of the steam turbine, the supporting rod 45 can fix the first hinge block 41 and the fixing bolt 43 when the fixing bolt 43 is fixed on the surface of the steam turbine, the stabilizing effect is achieved, the angle between the connecting rod 1 and the steam turbine can be adjusted through the adjusting device 4, and different users can conveniently adjust to the required angle, the device provides convenience for different users and improves the practicability of the device.

Specifically, the sliding column 24 is slidably connected with the adjusting column 26, and the limiting column 29 is slidably connected with the connecting column 211.

In this embodiment: the arrangement of the sliding column 24 ensures that the adjusting column 26 can smoothly slide on the inner wall of the sliding groove 23, and the arrangement of the limiting column 29 ensures that the connecting column 211 can smoothly slide in the adjusting groove 28.

Specifically, two ends of the first tension spring 25 are respectively fixed on the inner wall of the sliding groove 23 and the outer surface of the adjusting column 26, the number of the connecting columns 211 is two, and two ends of the second tension spring 210 are respectively fixed on one side of the two connecting columns 211 opposite to each other.

In this embodiment: the setting of extension spring 25 can make the regulation post 26 reset fast, and the setting of extension spring 210 can make spliced pole 211 reset fast.

Specifically, the inside of the rotating fixture block 22 and the adjusting fixture block 212 are both provided with a clamping groove, and one side of the sliding block 27 close to the fixing plate 21 is fixedly provided with a limiting block.

In this embodiment: the draw-in groove is seted up for placing the percentage table, and the setting of stopper can avoid the percentage table direct contact to fixed plate 21.

Specifically, the outer surface of the adjusting nut 48 is fixedly provided with a convex block, the number of the second hinge blocks 44 is two, and the two second hinge blocks 44 are located on two sides of the first hinge block 41.

In this embodiment: the lug facilitates the user in twisting the adjusting nut 48 and the two second hinged blocks 44 can improve the fixing effect.

The working principle is as follows: when the dial indicator needs to be fixed, the sliding block 27 is held by hand and pulled to a required length, the sliding block 27 drives the first tension spring 25 through the adjusting column 26 when pulled, the first tension spring 25 is stressed and stretched, then the two adjusting fixture blocks 212 are shifted to a required width, when the adjusting fixture blocks 212 are moved, the adjusting fixture blocks 212 drive the second tension spring 210 through the connecting columns 211, the second tension spring 210 is stressed and stretched, then the dial indicator is placed between the rotating fixture block 22 and the adjusting fixture blocks 212 to loosen the sliding block 27 and the adjusting fixture blocks 212, the sliding block 27 and the adjusting fixture blocks 212 are quickly reset under the driving of the resilience force of the first tension spring 25 and the second tension spring 210, the outer surface of the dial indicator is coated by the clamping grooves in the sliding block 27 and the adjusting fixture blocks 212 in the resetting process of the sliding block 27 and the adjusting fixture blocks 212 to fix the dial indicator on the fixing plate 21, the limiting block is abutted against one side of the dial indicator close to the fixing plate 21 to prevent the dial indicator from directly contacting the fixing plate 21, the not unidimensional percentage table of can laminating more in the setting of draw-in groove, when fixing connective bar 1 on the steam turbine, fix fixing bolt 43 earlier on the steam turbine, adjust connective bar 1 and the fixed angle of steam turbine through axis of rotation 42 afterwards, adjust it to required angle after rotation bracing piece 45, make bracing piece 45 support the surface at the steam turbine, screw up adjusting nut 48 afterwards and fix bracing piece 45 and No. two hinge bars under mutually supporting with adjusting bolt 47, support the surface at the steam turbine with fixing bolt 43 mutually supporting down with a articulated piece 41 and fixing bolt 43 fixed, the setting of bracing piece 45 can fix a articulated piece 41 and fixing bolt 43 when fixing bolt 43 fixes at the steam turbine surface, play firm effect.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a special table frame of steam turbine alignment, includes connective bar (1), its characterized in that: the top end of the connecting rod (1) is provided with a fixing device (2), the bottom end of the connecting rod (1) is fixedly provided with a bearing (3), and the outer surface of the bearing (3) is provided with an adjusting device (4);

the fixing device (2) comprises a fixing plate (21), the lower surface of the fixing plate (21) is fixedly installed on the top end of the connecting rod (1), the upper surface of the fixing plate (21) is connected with a rotating clamping block (22) in a rotating mode through a rotating shaft, a sliding groove (23) is formed in the upper surface of the fixing plate (21), a sliding column (24) is fixedly installed on the inner wall of the sliding groove (23), a tension spring (25) is sleeved on the outer surface of the sliding column (24), an adjusting column (26) is connected to the inner wall of the sliding groove (23) in a sliding mode, a sliding block (27) is fixedly installed at one end, away from the sliding groove (23), of the adjusting column (26), an adjusting groove (28) is formed in the outer surface of the sliding block (27), a limiting column (29) is fixedly installed on the inner wall of the adjusting groove (28), and a tension spring (210) is sleeved on the outer surface of the limiting column (29), the inner wall sliding connection of adjustment tank (28) has spliced pole (211), the one end that spliced pole (211) kept away from adjustment tank (28) is rotated and is connected with regulation fixture block (212).

2. The special meter frame for centering of the steam turbine according to claim 1, wherein: the adjusting device (4) comprises a first hinging block (41) and a supporting rod (45), the upper end of the first hinging block (41) is fixedly connected with the bearing (3), one end of the first hinging block (41) far away from the bearing (3) is rotatably connected with a rotating shaft (42), the first hinged block (41) is hinged with a fixed bolt (43) through a rotating shaft (42), a second hinging block (44) is fixedly arranged on one side of the bearing (3) far away from the connecting rod (1), a placing hole (46) is formed in the outer surface of the supporting rod (45), an adjusting bolt (47) is connected with the inner part of the placing hole (46) in a threaded manner, the supporting rod (45) is fixedly connected with a second hinging block (44) through an adjusting bolt (47), the adjusting bolt (47) penetrates through the supporting rod (45) and the second hinging block (44) in sequence and is connected with an adjusting nut (48) in a threaded manner.

3. The special meter frame for centering of the steam turbine according to claim 1, wherein: the sliding column (24) is in sliding connection with the adjusting column (26), and the limiting column (29) is in sliding connection with the connecting column (211).

4. The special meter frame for centering of the steam turbine according to claim 1, wherein: the both ends of a extension spring (25) are fixed respectively at the inner wall of spout (23) and the surface of adjusting post (26), the quantity of spliced pole (211) is two, the both ends of No. two extension springs (210) are fixed respectively in two spliced poles (211) relative one side.

5. The special meter frame for centering of the steam turbine according to claim 1, wherein: the inside of rotating fixture block (22) and adjusting fixture block (212) has all seted up the draw-in groove, one side fixed mounting that sliding block (27) are close to fixed plate (21) has the stopper.

6. The special meter frame for centering of the steam turbine according to claim 2, wherein: the outer fixed surface of adjusting nut (48) installs the lug, the quantity of No. two articulated piece (44) is two, two No. two articulated piece (44) are located the both sides of articulated piece (41).