CN216869515U

CN216869515U - Stator component coaxiality detection device for steam turbine assembly

Info

Publication number: CN216869515U
Application number: CN202220353580.2U
Authority: CN
Inventors: 邵鑫; 唐飞; 董秀华
Original assignee: Shandong Yufeng Power Technology Co ltd
Current assignee: Shandong Yufeng Power Technology Co ltd
Priority date: 2022-02-22
Filing date: 2022-02-22
Publication date: 2022-07-01
Anticipated expiration: 2032-02-22

Abstract

The utility model discloses a stator component coaxiality detection device for steam turbine final assembly, which comprises a mounting seat, wherein the upper end of the mounting seat is connected with an adjusting mechanism, one side of the adjusting mechanism is connected with a limiting mechanism, and one side of the middle part of the adjusting mechanism is provided with a detection mechanism; through the setting of flexible axostylus axostyle, let the gliding in-process in upper end of sliding frame can adjust, slip link circle and outer even frame just can adjust along with the flexible of flexible axostylus axostyle, when flexible axostylus axostyle stretches out and draws back and go out, the position of slip link circle can obtain changing, the slip link circle provides the usage space for detection mechanism and defining mechanism's effect, setting through spacing carriage, spacing carriage just also can carry out the hook with the stator part, sliding structure through even frame of gliding and defining the lower carriage can let detection device fasten with the stator part, manual removal hand pushing head, let the sliding sleeve can slide in the outside that detects the carriage, contact even can contact with the stator part more fast.

Description

Stator component coaxiality detection device for steam turbine assembly

Technical Field

The utility model relates to the technical field of steam turbine final assembly, in particular to a stator component coaxiality detection device for steam turbine final assembly.

Background

The steam turbine is also called as a steam turbine engine, and is a rotary steam power device.A high-temperature high-pressure steam passes through a fixed nozzle to become an accelerated airflow and then is sprayed onto blades, so that a rotor provided with blade rows rotates, and simultaneously, the rotor does work outwards. The steam turbine is the main equipment of modern thermal power factory, also is used in metallurgical industry, chemical industry, naval vessel power device, in the steam turbine assembly use, needs to use stator part axiality detection device. The stator part is long in size, the coaxiality of all positions on the surface of the part cannot be measured more flexibly in the coaxial structure measurement, and the measurement efficiency cannot be guaranteed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a stator component coaxiality detection device for steam turbine assembly, which aims to solve the problems that the stator component proposed in the background art is long in size, the coaxiality of each position on the surface of a component cannot be measured flexibly in the coaxial structure measurement, and the measurement efficiency cannot be guaranteed.

In order to achieve the purpose, the utility model provides the following technical scheme: a stator component coaxiality detection device for steam turbine assembly comprises:

the upper end of the mounting seat is connected with an adjusting mechanism, one side of the adjusting mechanism is connected with a limiting mechanism, and one side of the middle of the adjusting mechanism is provided with a detection mechanism;

the adjusting mechanism comprises an installation sleeve, a telescopic shaft lever is arranged on one side of the installation sleeve, a telescopic pipe is sleeved on the outer side of the telescopic shaft lever, the telescopic shaft lever can axially move in the telescopic pipe, a sliding connection ring is sleeved on the outer side of the telescopic shaft lever, and the sliding connection ring can axially move in the telescopic shaft lever and the telescopic pipe.

Preferably, the mount pad includes the lower seat, the upper end middle part of lower seat is provided with the slide seat, the upper end of slide seat is connected with the carriage, the upper end of carriage is connected with the side mount, the carriage can the upper end of slide seat slides.

Preferably, one side of the side fixing frame is connected with a mounting bracket, and one side of the side fixing frame is connected with a fixing screw.

Preferably, the limiting mechanism comprises a limiting connecting frame, the lower end of the limiting connecting frame is connected with a limiting lower sliding frame, the lower end of the limiting lower sliding frame is connected with a lower sliding connecting frame, the lower end of the lower sliding connecting frame is connected with a limiting sliding frame, and the limiting connecting frame can slide at the upper end of the lower sliding connecting frame through the limiting lower sliding frame.

Preferably, the detection mechanism comprises a detection sliding frame, one side of the upper end of the detection sliding frame is connected with a sliding frame limiting head, the outer side of the detection sliding frame is sleeved with a sliding sleeve, the upper end of the sliding sleeve is connected with a push head, and the sliding sleeve can axially move along the detection sliding frame.

Preferably, the lower end of the sliding sleeve is connected with a lower detection connecting frame, the lower end of the lower detection connecting frame is connected with a mounting head, the inner side of the mounting head is provided with a contact connecting frame, the other side of the mounting head is provided with a contact, and the contact connecting frame can axially move between the mounting head and the inner side of the contact.

Compared with the prior art, the utility model has the beneficial effects that:

(one) through the setting of flexible axostylus axostyle, let the sliding frame adjust at the gliding in-process in upper end of slideway seat, the slip links the circle and links the frame outward just can adjust along with flexible axostylus axostyle's flexible, when flexible axostylus axostyle stretches out and draws back and goes out, the position that the slip links the circle can obtain changing, and the slip links the circle like this and provides the usage space for detection mechanism and limited mechanism's effect.

(two) through the setting of spacing carriage, spacing carriage also can hook the stator part, even the sliding structure of putting up and injecing the lower carriage through the gliding can let detection device and stator part fasten, manual removal hand pushing head, let the slip cap slide in the outside that detects the carriage, contact even just can contact with the stator part faster like this, the axiality detects and just also can go on smoothly, the carriage can slide in the upper end of slideway seat, also conveniently carry out the auxiliary regulation to the device.

Drawings

FIG. 1 is a schematic side view of a detecting structure of a stator component coaxiality detecting device for steam turbine assembly according to the present invention;

FIG. 2 is a schematic top view of the overall structure of a stator component coaxiality detection device for steam turbine assembly according to the present invention;

FIG. 3 is a schematic side view of a fixing structure of the stator component coaxiality detecting device for steam turbine assembly according to the present invention;

fig. 4 is a schematic side view of the overall structure of a stator component coaxiality detection device for steam turbine assembly according to the present invention.

In the figure: 100. a mounting base; 110. a lower seat; 120. a slideway seat; 130. a carriage; 140. a side fixing frame; 150. mounting a bracket; 160. fixing the screw rod; 200. an adjustment mechanism; 210. installing a sleeve; 220. An external connecting frame; 230. a telescopic shaft lever; 240. a sliding connecting ring; 250. a telescopic pipe; 300. a limiting mechanism; 310. limiting the connecting frame; 320. defining a lower carriage; 330. a lower sliding connecting frame; 340. a sliding bracket is limited; 400. A detection mechanism; 410. a detection carriage; 420. a carriage limit head; 430. a sliding sleeve; 440. a hand push head; 450. a lower detection connecting frame; 460. a mounting head; 470. a contact; 480. the contact is connected with the frame.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanying figures are described in detail below.

Next, the present invention will be described in detail with reference to the drawings, wherein for convenience of illustration, the cross-sectional view of the device structure is not enlarged partially according to the general scale, and the drawings are only examples, which should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.

In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

The utility model provides a stator component coaxiality detection device for steam turbine assembly, which can detect different positions of a stator component in a fixed state of the detection device by detecting the position change of a coaxiality structure.

Fig. 1 to 4 are schematic diagrams showing the entire structure of a stator component coaxiality detection device for steam turbine assembly according to the present invention, and referring to fig. 1 to 4, the stator component coaxiality detection device for steam turbine assembly according to the present embodiment includes a mounting base 100, an upper end of which is connected with an adjusting mechanism 200, one side of the adjusting mechanism 200 is connected with a limiting mechanism 300, and one side of the middle of the adjusting mechanism 200 is provided with a detection mechanism 400;

the adjusting mechanism 200 comprises an installation sleeve 210, a telescopic shaft rod 230 is arranged on one side of the installation sleeve 210, a telescopic pipe 250 is sleeved outside the telescopic shaft rod 230, the telescopic shaft rod 230 can move in the axial direction of the telescopic pipe 250, a sliding connecting ring 240 is sleeved outside the telescopic shaft rod 230, and the sliding connecting ring 240 can move in the axial direction of the telescopic shaft rod 230 and the telescopic pipe 250;

the telescopic shaft lever 230 can slide inside the telescopic tube 250, so that the sliding ring 240 can be adjusted along with the telescopic shaft lever 230 stretching inside the telescopic tube 250 in the process of detecting the stator component, and the sliding ring 240 connected outside the mounting sleeve 210 on one side of the limiting mechanism 300 can also slide outside the telescopic tube 250, so that the distance between the detecting mechanism 400 and the limiting mechanism 300 can be adjusted more flexibly.

Referring to fig. 1 to 4, in the stator member coaxiality detecting apparatus for steam turbine assembly according to the present embodiment, the mounting base 100 includes a lower base 110, a chute base 120 is disposed at a middle portion of an upper end of the lower base 110, a sliding frame 130 is connected to an upper end of the chute base 120, a side fixing frame 140 is connected to an upper end of the sliding frame 130, and the sliding frame 130 is slidable on an upper end of the chute base 120.

A mounting bracket 150 is coupled to one side of the side fixing frame 140, and a fixing screw 160 is coupled to one side of the side fixing frame 140.

The detection process of the lower seat 110 as a stator component can be more stable, the sliding frame 130 slides at the upper end of the sliding track seat 120, the detection device can perform auxiliary adjustment on the position of the device along with the position to be detected, the side fixing frame 140 and the mounting bracket 150 are connected and fixed through the fixing screw 160, and thus the height of the device can be adjusted.

The limiting mechanism 300 comprises a limiting connecting frame 310, a limiting lower sliding frame 320 is connected to the lower end of the limiting connecting frame 310, a lower sliding connecting frame 330 is connected to the lower end of the limiting lower sliding frame 320, a limiting sliding frame 340 is connected to the lower end of the lower sliding connecting frame 330, and the limiting connecting frame 310 can slide on the upper end of the lower sliding connecting frame 330 through the limiting lower sliding frame 320.

The limiting mechanism 300 is used for fixing the distance and the state between the device and the stator component, reducing errors caused by unstable fixing in the detection process, and meanwhile, the length of the limiting mechanism 300 can be adjusted through a sliding structure between the lower sliding connecting frame 330 and the limiting lower sliding frame 320, and the detection form is more flexible.

The detection mechanism 400 comprises a detection carriage 410, a carriage limiting head 420 is connected to one side of the upper end of the detection carriage 410, a sliding sleeve 430 is sleeved outside the detection carriage 410, a push head 440 is connected to the upper end of the sliding sleeve 430, and the sliding sleeve 430 can move in the axial direction of the detection carriage 410.

The lower end of the sliding sleeve 430 is connected with a lower detection connecting frame 450, the lower end of the lower detection connecting frame 450 is connected with a mounting head 460, the inner side of the mounting head 460 is provided with a contact connecting frame 480, the other side of the mounting head 460 is provided with a contact 470, and the contact connecting frame 480 can axially move on the inner sides of the mounting head 460 and the contact 470.

In the coaxial detection process, the parts with different axes can be separated or pressed with the contact connecting frame 480, so that the parts with different axes can be fed back through the motion state of the contact connecting frame 480, and when the motion range of the contact connecting frame 480 is too large, the sliding sleeve 430 can also slide on the outer side of the detection sliding frame 410 to feed back information.

In summary, in the stator component coaxiality detecting apparatus for steam turbine assembly according to the present embodiment, firstly, the lower base 110 can be installed on the apparatus side of the stator component to be detected, the sliding frame 130 can slide on the upper end of the sliding track base 120, the position of the mounting bracket 150 can be adjusted by the sliding frame 130, when the height of the mounting bracket 150 needs to be adjusted, the mounting bracket 150 can be fixed to one side of the side fixing frame 140 by the fixing screw 160, the position-limiting sliding frame 340 can hook a part of the stator component by the sliding of the sliding coupling ring 240 outside the extension tube 250, so that the connection between the position-limiting sliding frame 340 and the stator component can be more tightly defined by the sliding structure between the lower sliding frame 320 and the lower sliding coupling frame 330, and at this time, the positions of the outer coupling frame 220 and the installation sleeve 210 will also change along with the sliding of the sliding frame 130, the telescopic shaft 230 can slide inside the telescopic tube 250, the position of the detection mechanism 400 connected to the outside of the telescopic shaft 230 and the distance between the detection mechanism 400 and the limiting mechanism 300 can be changed, so that the position of the stator component to be detected can be aligned, finally, the hand push head 440 is manually moved, so that the sliding sleeve 430 slides outside the detection carriage 410, the contact connecting frame 480 can be contacted with the stator component, when the stator component is in a different axial state in the rotation process, the contact state of the stator component and the contact connecting frame 480 can be changed, the distance between the contact connecting frame 480 and the stator component can be increased, the contact connecting frame 480 can be forced to extend and retract towards the inner sides of the mounting head 460 and the contact 470, and the coaxiality can be detected along with the change of the contact connecting frame 480.

While the utility model has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In particular, the various features of the disclosed embodiments of the utility model may be used in any combination, provided that no structural conflict exists, and the combinations are not exhaustively described in this specification merely for the sake of brevity and resource conservation. Therefore, it is intended that the utility model not be limited to the particular embodiments disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. A stator component axiality detection device for steam turbine assembly, characterized by includes:

the device comprises a mounting seat (100), wherein the upper end of the mounting seat is connected with an adjusting mechanism (200), one side of the adjusting mechanism (200) is connected with a limiting mechanism (300), and one side of the middle part of the adjusting mechanism (200) is provided with a detection mechanism (400);

the adjusting mechanism (200) comprises an installation sleeve (210), a telescopic shaft rod (230) is arranged on one side of the installation sleeve (210), a telescopic pipe (250) is sleeved on the outer side of the telescopic shaft rod (230), the telescopic shaft rod (230) can move in the axial direction of the telescopic pipe (250), a sliding connection ring (240) is sleeved on the outer side of the telescopic shaft rod (230), and the sliding connection ring (240) can move in the axial direction of the telescopic shaft rod (230) and the telescopic pipe (250).

2. The apparatus for detecting the coaxiality of the stator member for steam turbine assembly according to claim 1, wherein: the mounting seat (100) comprises a lower seat (110), a sliding track seat (120) is arranged in the middle of the upper end of the lower seat (110), a sliding frame (130) is connected to the upper end of the sliding track seat (120), a side fixing frame (140) is connected to the upper end of the sliding frame (130), and the sliding frame (130) can slide on the upper end of the sliding track seat (120).

3. The stator member coaxiality detecting apparatus for steam turbine assembly according to claim 2, wherein: one side of the side fixing frame (140) is connected with a mounting bracket (150), and one side of the side fixing frame (140) is connected with a fixing screw (160).

4. The apparatus for detecting the coaxiality of the stator member for steam turbine assembly according to claim 1, wherein: the limiting mechanism (300) comprises a limiting connecting frame (310), the lower end of the limiting connecting frame (310) is connected with a limiting lower sliding frame (320), the lower end of the limiting lower sliding frame (320) is connected with a lower sliding connecting frame (330), the lower end of the lower sliding connecting frame (330) is connected with a limiting sliding frame (340), and the limiting connecting frame (310) can slide on the upper end of the lower sliding connecting frame (330) through the limiting lower sliding frame (320).

5. The apparatus for detecting the coaxiality of the stator member for steam turbine assembly according to claim 1, wherein: the detection mechanism (400) comprises a detection sliding frame (410), a sliding frame limiting head (420) is connected to one side of the upper end of the detection sliding frame (410), a sliding sleeve (430) is sleeved on the outer side of the detection sliding frame (410), a hand push head (440) is connected to the upper end of the sliding sleeve (430), and the sliding sleeve (430) can axially move in the detection sliding frame (410).

6. The apparatus for detecting the coaxiality of the stator member for steam turbine final assembly according to claim 5, wherein: the lower end of the sliding sleeve (430) is connected with a lower detection connecting frame (450), the lower end of the lower detection connecting frame (450) is connected with a mounting head (460), a contact connecting frame (480) is arranged on the inner side of the mounting head (460), a contact (470) is arranged on the other side of the mounting head (460), and the contact connecting frame (480) can axially move on the inner sides of the mounting head (460) and the contact (470).