CN217384184U

CN217384184U - Turbine blade circular arc constant head tank measuring tool

Info

Publication number: CN217384184U
Application number: CN202123350978.5U
Authority: CN
Inventors: 谭伟; 李光东; 何少华; 王文洪
Original assignee: Chengdu Yunli Technology Co ltd
Current assignee: Chengdu Yunli Technology Co ltd
Priority date: 2021-12-28
Filing date: 2021-12-28
Publication date: 2022-09-06
Anticipated expiration: 2031-12-28

Abstract

The utility model provides a steam turbine blade circular arc constant head tank detects measuring tool relates to the steam turbine and detects technical field, include: mounting a bracket; a sliding plate is arranged above the mounting bracket; a lifting sleeve is arranged above the sliding plate; a first fixing plate is connected below the lifting sleeve through a lifting rod; a second fixing plate is inserted into the mounting groove of the first fixing plate; the utility model discloses a turbine blade detection measuring tool, including first fixed plate and second fixed plate, the mounting hole of first fixed plate and second fixed plate is inside to insert an air pump respectively, make first fixed plate move down through the lift sleeve, the radian of cooperation regulating plate cooperation turbine blade, through bleeding of air pump, make the absorption mouth adsorb the blade, and through the top that detects the piece, detect the blade, when having solved present traditional detection measuring tool and using the clamping piece centre gripping, make the blade cause the deformation very easily, the influence detects, probably cause the damage to the blade even, cause economic loss problem.

Description

Steam turbine blade circular arc constant head tank measuring tool

Technical Field

The utility model relates to a steam turbine detects technical field, in particular to steam turbine blade circular arc constant head tank measuring tool.

Background

The gas turbine and the combined cycle technology thereof are advanced, the heat efficiency is high, the unit is started quickly, the automation degree is high, the peak regulation performance is good, the increasingly strict environmental protection requirement can be met, the development of the gas turbine is imperative, and meanwhile, the new requirement on the precision degree of the components is provided.

However, most of the conventional measuring tools convey the turbine blade to a detection position through the clamping pieces, the clamping pieces are required to clamp the blade when in use, and the blade of the turbine has a radian, so that the blade is easily deformed when being clamped by the clamping pieces, the detection is influenced, and even the blade is possibly damaged, so that economic loss is caused; simultaneously with present traditional measuring tool when using, install detection device with the blade through workman's manual work mostly on, actual work efficiency is lower.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a steam turbine blade circular arc constant head tank detects measuring tool, it makes first fixed plate move down through the lifting sleeve, and the radian of cooperation regulating plate cooperation steam turbine blade through bleeding of air pump, makes to adsorb the mouth and adsorb the blade to top through detecting the piece detects the blade.

The utility model provides a steam turbine blade circular arc constant head tank measurement tester specifically includes: mounting a bracket; a sliding plate is arranged above the mounting bracket, and T-shaped sliding grooves are formed in the front end face and the rear end face of the upper part in the mounting bracket; the left side and the right side of the sliding plate are provided with T-shaped bulges, and the T-shaped bulges of the sliding plate are inserted into the T-shaped sliding grooves of the mounting bracket; a lifting sleeve is arranged above the sliding plate, and an air pressure source is arranged above the lifting sleeve; a first fixing plate is connected to the lower part of the lifting sleeve through a lifting rod, and an installation groove is formed in the first fixing plate; a second fixing plate is inserted into the mounting groove of the first fixing plate; the front end of the first fixing plate and the rear end of the second fixing plate are provided with mounting holes and sliding holes, and air pumps are respectively inserted into the mounting holes of the first fixing plate and the second fixing plate; adjusting plates are arranged in the sliding holes of the first fixing plate and the second fixing plate, and tubular bulges are arranged below the adjusting plates; the lower part of the adjusting plate is connected with an adsorption port through a screw, and the adsorption port is connected with an air pump through a hose.

Optionally, a partition plate is installed below the inside of the installation support, and a detection piece is fixedly connected above the partition plate of the installation support; a supporting plate is arranged above the left side of the mounting bracket, and a rotating hole is arranged above the mounting bracket; and a driving motor is arranged on the supporting plate of the mounting bracket.

Optionally, the inside of the sliding plate is provided with linearly arranged assembly holes, and a guide block provided with a screw hole is inserted into the assembly hole of the sliding plate.

Optionally, a threaded rod is connected to the right side of the driving motor, and the threaded rod of the driving motor is inserted into a screw hole of the guide block of the sliding plate.

Optionally, the right side of the first fixing plate is connected with a telescopic sleeve, the right side of the second fixing plate is provided with a telescopic rod, and the telescopic rod of the second fixing plate is inserted into the telescopic sleeve of the first fixing plate.

Optionally, two of the adjusting plates are connected with the first fixing plate and the second fixing plate through springs.

Optionally, the suction port is made of rubber, and the hose above the suction port is bent in an S-shaped manner.

Advantageous effects

According to the measuring tool of each embodiment of the utility model, compared with the traditional measuring tool, the length of the turbine blade measured according to the requirement, the telescopic rod of the second fixed plate is controlled to slide towards the rear end by the telescopic sleeve of the first fixed plate controlled by the external air pressure source, the distance between the two adsorption ports is adjusted, meanwhile, along with the downward movement of the first fixed plate, according to the difference of the radian of each position of the blade, the adjusting plate can generate the adjustment of corresponding height in the process of pressing down, and the adsorption ports are tightly attached to the surface of the blade, after the air pump is started, the turbine blade is adsorbed through the adsorption ports and lifted, the sliding plate drives the first fixed plate to move towards the left side by the threaded rod of the driving motor, the blade arc positioning groove is detected by the detecting piece, through the structure, the adsorption ports can be attached to the blade according to the radian of the surface of the blade, and adsorb, furthest has reduced the influence of external force to the blade shape, guarantees the accuracy of detection data to prevent that hard material from carrying out the contact extrusion with the blade surface, cause the damage to the blade.

Furthermore, as mentioned above, this device uses absorbent mode to adsorb the blade, angle when not needing restriction blade access device, the process that makes the blade pass through the device is more free, and simultaneously, driving motor's threaded rod makes the sliding plate drive the absorption mouth removal blade of installation on the first fixed plate, positive reverse rotation through driving motor's threaded rod, the reciprocating motion of the first fixed plate of completion that can be simple, the cooperation this device left and right sides is used for sending into and the drive belt of seeing off the blade, can realize the automatic business turn over of steam turbine blade, be convenient for make the detection become the pipelining, very big improvement work efficiency.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings of the embodiments will be briefly described below.

The drawings in the following description relate to only some embodiments of the invention and are not intended to limit the invention.

In the drawings:

fig. 1 shows a schematic overall structure diagram of a measuring gauge according to an embodiment of the present invention;

fig. 2 shows a schematic perspective cross-sectional view of a mounting bracket of an inspection gauge according to an embodiment of the present invention;

fig. 3 shows a partially enlarged schematic view at a shown in fig. 2 of a measuring standard according to an embodiment of the present invention;

fig. 4 shows a schematic perspective view of a lifter sleeve of a measuring gauge according to an embodiment of the present invention;

fig. 5 shows a partially enlarged schematic view of the measuring standard at B in fig. 4 according to an embodiment of the present invention.

List of reference numerals

1. Mounting a bracket; 101. a detection member; 2. a sliding plate; 201. a drive motor; 3. a lifting sleeve; 301. a first fixing plate; 302. a second fixing plate; 4. an adjusting plate; 401. an air pump; 402. an adsorption port.

Detailed Description

In order to make the purpose, solution and advantages of the technical solution of the present invention clearer, the drawings of the specific embodiments of the present invention will be combined hereinafter to clearly and completely describe the technical solution of the embodiments of the present invention. Unless otherwise indicated, terms used herein have the ordinary meaning in the art. Like reference symbols in the various drawings indicate like elements.

Example (b): please refer to fig. 1 to 5:

the utility model provides a steam turbine blade circular arc constant head tank measures measuring tool, include: mounting a bracket 1; a sliding plate 2 is arranged above the mounting bracket 1, and T-shaped sliding grooves are formed in the front end face and the rear end face of the upper part in the mounting bracket 1; the left side and the right side of the sliding plate 2 are provided with T-shaped bulges, and the T-shaped bulges of the sliding plate 2 are inserted into the T-shaped sliding grooves of the mounting bracket 1; a lifting sleeve 3 is arranged above the sliding plate 2, and an air pressure source is arranged above the lifting sleeve 3; the lower part of the lifting sleeve 3 is connected with a first fixing plate 301 through a lifting rod, and an installation groove is formed in the first fixing plate 301; a second fixing plate 302 is inserted into the mounting groove of the first fixing plate 301; the front end of the first fixing plate 301 and the rear end of the second fixing plate 302 are provided with mounting holes and sliding holes, and an air pump 401 is respectively inserted into the mounting holes of the first fixing plate 301 and the second fixing plate 302; an adjusting plate 4 is arranged in the sliding holes of the first fixing plate 301 and the second fixing plate 302, and a tubular bulge is arranged below the adjusting plate 4; the lower part of the adjusting plate 4 is connected with an adsorption port 402 through a screw, and the adsorption port 402 is connected with an air pump 401 through a hose.

In addition, according to the embodiment of the present invention, as shown in fig. 2 and fig. 4, a partition plate is installed below the inside of the mounting bracket 1, and a detection member 101 is fixedly connected above the partition plate of the mounting bracket 1; a supporting plate is arranged above the left side of the mounting bracket 1, and a rotating hole is arranged above the mounting bracket 1; a driving motor 201 is arranged on a supporting plate of the mounting bracket 1; installing support 1 is used for installing other parts of this device, and installing support 1 supports and fixes this device is whole simultaneously, uses simultaneously to detect 101 and detects the turbine blade, and the left and right sides of installing support 1 still is connected with the conveyer belt of sending into and seeing off respectively to this is convenient for erect the assembly line according to the detection.

In addition, according to the embodiment of the present invention, as shown in fig. 2 and 4, the inside of the sliding plate 2 is provided with linearly arranged assembly holes, and a guide block provided with a screw hole is inserted into the assembly hole of the sliding plate 2; the sliding plate 2 is used for installing the lifting sleeve 3, and drives the adsorption port 402 to move left and right through the lifting sleeve 3.

Furthermore, according to the embodiment of the present invention, as shown in fig. 2 and 4, a threaded rod is connected to the right side of the driving motor 201, and the threaded rod of the driving motor 201 is inserted into the screw hole of the guide block of the sliding plate 2; the driving motor 201 is used to drive the sliding plate 2 to move left and right.

Furthermore, according to the embodiment of the present invention, as shown in fig. 2 and 4, the right side of the first fixing plate 301 is connected with a telescopic sleeve, and the right side of the second fixing plate 302 is provided with a telescopic rod, and the telescopic rod of the second fixing plate 302 is inserted into the telescopic sleeve of the first fixing plate 301; the telescopic sleeve of the first fixing plate 301 is connected with an external air pressure source, and the front and back movement of the second fixing plate 302 is controlled by increasing or decreasing air pressure, so that the distance between the adsorption ports 402 can be adjusted according to blades of different sizes; the lifting sleeve 3 controls the lifting of the first fixing plate 301 and the second fixing plate 302, and the first fixing plate 301 and the second fixing plate 302 can be extended and contracted, so that the lifting sleeve can be used commonly among blades with different sizes.

Furthermore, according to an embodiment of the present invention, as shown in fig. 2 and 4, two adjusting plates 4 are connected to the first fixing plate 301 and the second fixing plate 302 by springs; the adjusting plate 4 extends and retracts by the aid of elasticity of the springs when the radian of the surface of the blade is different, so that the adsorbing port 402 can be always in close contact with the surface of the blade, the adsorbing effect is guaranteed, forced external force cannot be applied to the blade, and the blade can be effectively protected.

In addition, according to the embodiment of the present invention, as shown in fig. 2 and 4, the suction port 402 is made of rubber, and the hose above the suction port 402 is bent in an S-shape; the adsorption port 402 is made of a material which is easy to deform in rubber, so that the adsorption port 402 can be sealed with the blades after being attached to the blade cambered surface, and after the air pump 401 is used for pumping air, the blades are firmly adsorbed by the adsorption port 402 and cannot fall off.

The specific use mode and function of the embodiment are as follows: in the utility model, the detecting part 101 is installed above the placing plate of the mounting bracket 1, the sliding plate 2 is inserted into the T-shaped chute above the mounting bracket 1 through the T-shaped protrusion, and the driving motor 201 drives the sliding plate 2 to reciprocate left and right, the first fixing plate 301 is installed inside the mounting bracket 1 through the lifting sleeve 3, the second fixing plate 302 is inserted into the mounting groove of the first fixing plate 301, and the air pump 401 is installed inside the mounting holes of the first fixing plate 301 and the second fixing plate 302, and the adjusting plate 4 is installed inside the sliding holes of the first fixing plate 301 and the second fixing plate 302, the adsorption port 402 is connected with the air pump 401 through a conduit, when in use, the turbine blade is placed on the left side of the device through the conveyor belt, after the blade is adsorbed through the adsorption port 402, the lifting sleeve 3 adjusts the height of the blade, and is driven by the driving motor 201, the blade is detected by passing the blade over the detecting member 101, and then the blade is placed on a conveyor belt on the right side of the device and sent to the next process step.

Finally, it should be noted that the present invention is generally illustrated by one/a pair of components when describing the positions of the components and the matching relationship between the components, etc., however, it should be understood by those skilled in the art that such positions, matching relationship, etc. are also applicable to other components/other paired components.

The above description is only an exemplary embodiment of the present invention, and is not intended to limit the scope of the present invention, which is defined by the appended claims.

Claims

1. The utility model provides a steam turbine blade circular arc constant head tank measuring tool which characterized in that includes: a mounting bracket (1); a sliding plate (2) is arranged above the mounting bracket (1), a lifting sleeve (3) is arranged above the sliding plate (2), and an air pressure source is arranged above the lifting sleeve (3); a first fixing plate (301) is connected to the lower part of the lifting sleeve (3) through a lifting rod, and an installation groove is formed in the first fixing plate (301); a second fixing plate (302) is inserted into the mounting groove of the first fixing plate (301); the front end of the first fixing plate (301) and the rear end of the second fixing plate (302) are provided with mounting holes and sliding holes, and an air pump (401) is respectively inserted into the mounting holes of the first fixing plate (301) and the second fixing plate (302); an adjusting plate (4) is arranged in the sliding holes of the first fixing plate (301) and the second fixing plate (302), and a tubular bulge is arranged below the adjusting plate (4); the lower part of the adjusting plate (4) is connected with an adsorption port (402) through a screw, and the adsorption port (402) is connected with an air pump (401) through a hose.

2. The steam turbine blade circular arc positioning groove measuring gauge according to claim 1, wherein: a partition plate is arranged below the inner part of the mounting bracket (1), and a detection piece (101) is fixedly connected above the partition plate of the mounting bracket (1); a supporting plate is arranged above the left side of the mounting bracket (1), and a rotating hole is arranged above the mounting bracket (1); and a driving motor (201) is arranged on the supporting plate of the mounting bracket (1).

3. The steam turbine blade circular arc positioning groove measuring tool according to claim 1, wherein: the inner part of the sliding plate (2) is provided with linearly arranged assembly holes, and guide blocks provided with screw holes are inserted into the assembly holes of the sliding plate (2).

4. The steam turbine blade circular arc positioning groove measuring gauge according to claim 2, wherein: the right side of the driving motor (201) is connected with a threaded rod, and the threaded rod of the driving motor (201) is inserted into a screw hole of a guide block of the sliding plate (2).

5. The steam turbine blade circular arc positioning groove measuring tool according to claim 1, wherein: the right side of first fixed plate (301) is connected with the telescope tube, and the right side of second fixed plate (302) is equipped with the telescopic link to the telescopic link of second fixed plate (302) inserts the telescope tube at first fixed plate (301).

6. The steam turbine blade circular arc positioning groove measuring tool according to claim 1, wherein: the two adjusting plates (4) are connected with the first fixing plate (301) and the second fixing plate (302) through springs.

7. The steam turbine blade circular arc positioning groove measuring tool according to claim 1, wherein: the front end face and the rear end face of the upper part in the mounting bracket (1) are provided with T-shaped sliding grooves; t-shaped bulges are arranged on the left side and the right side of the sliding plate (2), and the T-shaped bulges of the sliding plate (2) are inserted into the T-shaped sliding grooves of the mounting bracket (1).

8. The steam turbine blade circular arc positioning groove measuring tool according to claim 1, wherein: the adsorption port (402) is made of rubber, and a hose above the adsorption port (402) is bent in an S shape.