CN219551405U - Measuring device for radial assembly angle of diamond-shaped movable blades of steam turbine - Google Patents
Measuring device for radial assembly angle of diamond-shaped movable blades of steam turbine Download PDFInfo
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- CN219551405U CN219551405U CN202321093648.9U CN202321093648U CN219551405U CN 219551405 U CN219551405 U CN 219551405U CN 202321093648 U CN202321093648 U CN 202321093648U CN 219551405 U CN219551405 U CN 219551405U
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- air pressure
- steam turbine
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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Abstract
The utility model belongs to the technical field of radial assembly angle measurement of diamond-shaped movable blades of a steam turbine, and particularly relates to a radial assembly angle measurement device of the diamond-shaped movable blades of the steam turbine, which comprises an assembly angle measurement device, wherein the assembly angle measurement device comprises a bottom plate, support plates are fixed on the left side and the right side above the bottom plate, and a fixing plate is fixed between the two support plates; a turbine diamond-shaped movable blade radial assembly angle measuring mechanism is fixed below the fixed plate; the positioning block is fixedly arranged in the middle of the upper part of the bottom plate and is positioned right below the radial assembly angle measuring mechanism of the diamond-shaped movable blade of the steam turbine, and the radial assembly angle measuring mechanism of the diamond-shaped movable blade of the steam turbine comprises two connecting plates, a rotating rod, an angle measuring instrument and a telescopic plate; the two connecting plates are respectively fixedly arranged on the front side and the rear side below the fixing plate, and the device solves the problem that the radial assembly angle of the diamond-shaped movable blades of the steam turbine cannot be measured quickly at present, so that the measurement efficiency is improved, and meanwhile, the measurement accuracy is guaranteed.
Description
Technical Field
The utility model belongs to the technical field of radial assembly angle measurement of diamond-shaped movable blades of a steam turbine, and particularly relates to a radial assembly angle measurement device of diamond-shaped movable blades of a steam turbine.
Background
The steam turbine is also called a steam turbine engine, and is a rotary steam power device, high-temperature and high-pressure steam passes through a fixed nozzle to become accelerated airflow and then is sprayed onto blades, so that a rotor provided with a blade row rotates and simultaneously does work outwards. Steam turbines are the main equipment of modern thermal power plants and are also used in metallurgical industry, chemical industry and ship power plants. The angle requirement is extremely high in the assembly process, so that the assembly angle needs to be measured before installation, the assembly angle is measured in the prior art in a troublesome manner, the measurement continuity is low, and the subsequent assembly efficiency is affected. Therefore, the utility model provides a device for measuring radial assembly angles of diamond-shaped movable blades of a steam turbine, so as to solve the problems in the background art.
Disclosure of Invention
The utility model aims to provide a measuring device for radial assembly angles of diamond-shaped movable blades of a steam turbine, so as to solve the problems in the background art.
In order to solve the technical problems, the utility model provides the following technical scheme: the device comprises an assembly angle measuring device, wherein the assembly angle measuring device comprises a bottom plate, support plates are fixed on the left side and the right side above the bottom plate, and a fixing plate is fixed between the two support plates;
a turbine diamond-shaped movable blade radial assembly angle measuring mechanism is fixed below the fixed plate;
the middle of the upper part of the bottom plate is fixedly provided with a placement block, and the placement block is positioned under the radial assembly angle measuring mechanism of the diamond-shaped movable blades of the steam turbine.
The utility model further discloses a measuring mechanism for radial assembly angles of diamond-shaped movable blades of a steam turbine, which comprises two connecting plates, a rotating rod, an angle measuring instrument and a telescopic plate;
the two connecting plates are respectively and fixedly arranged at the front side and the rear side below the fixed plate, and the rotating rod bearing is arranged between the two connecting plates;
the angle measuring instrument is fixedly arranged at the rear of the rear connecting plate and is connected with the rotating rod, the telescopic plate is fixedly arranged at the outer side of the rotating rod, and the lower end of the telescopic plate is arc-shaped.
The utility model further describes that an air pressure cavity is fixed below the right side of the bottom plate, and an air ejector tube is fixed below the left side of the bottom plate;
the inner wall of the air pressure cavity is connected with an air pressure plate in a sliding manner, an air pressure rod is fixed below the air pressure plate, and the lower end of the air pressure rod is connected with the expansion plate in a rope manner;
the bottom of the air pressure cavity is connected with an air jet pipe in a pipeline mode, and the lower end of the air jet pipe faces to the placement block.
The utility model further provides that the air pressure plate is connected with the spring above the inner wall of the air pressure cavity.
Compared with the prior art, the utility model has the following beneficial effects: according to the measuring mechanism for the radial assembly angle of the diamond-shaped movable blades of the steam turbine, an operator places the machined steam turbine blades on the mounting blocks, then pulls the telescopic plate, so that the telescopic plate drives the rotating rod to rotate around the bearing, meanwhile, pulls the telescopic plate to stretch or shorten, the lower end of the telescopic plate leans against one end of the assembly angle of the steam turbine blades, at the moment, the angle measuring instrument operates to record data, then rotates the telescopic plate, drives the lower end of the telescopic plate to lean against the other end of the assembly angle of the steam turbine blades, the angle measuring instrument records data again, and accordingly the assembly angle of the steam turbine blades is measured, the telescopic plate can freely stretch and retract according to different specifications of the steam turbine blades, the lower end of the telescopic plate can lean against the steam turbine blades, the measuring range is wide, the measuring process is relatively convenient and quick, the measuring efficiency can be improved, the data measuring is accurate, and the measuring quality is guaranteed.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a front view of the present utility model;
FIG. 3 is a schematic view of the working state of the pneumatic chamber of the present utility model;
in the figure: 1. a bottom plate; 2. a support plate; 3. a fixing plate; 4. a placement block; 5. a connecting plate; 6. a rotating rod; 7. an angle measuring instrument; 8. a telescoping plate; 9. an air pressure chamber; 10. a gas lance; 11. an air pressure plate; 12. and a pneumatic rod.
Detailed Description
The technical scheme of the present utility model is further described in non-limiting detail below with reference to the preferred embodiments and the accompanying drawings. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, the present utility model provides the following technical solutions: the radial assembly angle measuring device of the diamond-shaped movable blades of the steam turbine comprises an assembly angle measuring device, wherein the assembly angle measuring device comprises a bottom plate 1, support plates 2 are fixed on the left side and the right side above the bottom plate 1, and a fixing plate 3 is fixed between the two support plates 2;
a turbine diamond-shaped movable blade radial assembly angle measuring mechanism is fixed below the fixed plate 3;
a placement block 4 is fixedly arranged in the middle of the upper part of the bottom plate 1, and the placement block 4 is positioned under a radial assembly angle measuring mechanism of the diamond-shaped movable blades of the steam turbine;
the turbine diamond-shaped movable blade radial assembly angle measuring mechanism comprises two connecting plates 5, a rotating rod 6, an angle measuring instrument 7 and a telescopic plate 8;
the two connecting plates 5 are respectively and fixedly arranged at the front side and the rear side below the fixed plate 3, and the rotating rod 6 is arranged between the two connecting plates 5 in a bearing way;
the angle measuring instrument 7 is fixedly arranged at the rear part of the rear connecting plate 5 and is connected with the rotating rod 6, the expansion plate 8 is fixedly arranged at the outer side of the rotating rod 6, and the lower end of the expansion plate is arc-shaped;
an operator places the processed turbine blade on the placement block 4, then pulls the expansion plate 8, so that the expansion plate 8 drives the rotating rod 6 to rotate around the bearing, meanwhile, pulls the expansion plate 8 to stretch or shorten, so that the lower end of the expansion plate 8 leans against one end of the turbine blade assembly angle, at the moment, the angle measuring instrument 7 operates to record data, then rotates the expansion plate 8, drives the lower end of the expansion plate 8 to lean against the other end of the turbine blade assembly angle, and the angle measuring instrument 7 records data again, thereby completing the measurement of the turbine blade assembly angle, and the expansion plate 8 can freely stretch and shrink according to turbine blades with different specifications, so that the lower end of the expansion plate 8 can lean against the turbine blade, the measuring application range is wide, the measuring process is relatively convenient and quick, the measuring efficiency can be improved, the data measurement is accurate, and the measuring quality is ensured;
an air pressure cavity 9 is fixed below the right side of the bottom plate 1, and an air ejector tube 10 is fixed below the left side of the bottom plate 1;
the inner wall of the air pressure cavity 9 is connected with an air pressure plate 11 in a sliding way, an air pressure rod 12 is fixed below the air pressure plate 11, and the lower end of the air pressure rod 12 is connected with the expansion plate 8 in a rope way;
the bottom of the air pressure cavity 9 is connected with an air jet pipe 10 in a pipeline way, and the lower end of the air jet pipe 10 faces to the placement block 4;
the air pressure plate 11 is connected with a spring above the inner wall of the air pressure cavity 9;
through the above steps, the expansion plate 8 drives the rotating rod 6 to rotate, the rotating rod 6 rotates around the bearing, the pneumatic rod 12 is driven to move downwards through the rope, the pneumatic rod 12 is driven to drive the pneumatic plate 11 to slide downwards along the inner wall of the pneumatic cavity 9, the spring is stressed to deform, meanwhile, gas below the pneumatic plate 11 is extruded into the air ejector 10 through the pipeline, the air ejector 10 is ejected out, scraps adhered to the surface of the turbine blade can be cleaned, the measurement accuracy of the assembly angle is further improved, after measurement is completed, an operator releases the expansion plate 8, the expansion plate 8 loses tension, the spring generates reactive force to drive the pneumatic plate 11 to reset, the expansion plate 8 is driven to reset rapidly, the next measurement is convenient to carry out rapidly, the measured continuity is strong, and the measurement efficiency is further accelerated.
In the description of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "front", "rear", "left", "right", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Finally, it should be pointed out that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting. Although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may be modified or some technical features may be equivalently replaced, and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (4)
1. Radial assembly angle measuring device of steam turbine diamond movable vane, including assembly angle measuring device, its characterized in that: the assembly angle measuring device comprises a bottom plate (1), support plates (2) are fixed on the left side and the right side above the bottom plate (1), and a fixing plate (3) is fixed between the two support plates (2);
a turbine diamond-shaped movable blade radial assembly angle measuring mechanism is fixed below the fixed plate (3);
the middle of the upper part of the bottom plate (1) is fixedly provided with a placement block (4), and the placement block (4) is positioned under the radial assembly angle measuring mechanism of the diamond-shaped movable blades of the steam turbine.
2. The turbine diamond-shaped bucket radial assembly angle measurement device of claim 1, wherein: the measuring mechanism for the radial assembly angle of the diamond-shaped movable blade of the steam turbine comprises two connecting plates (5), a rotating rod (6), an angle measuring instrument (7) and a telescopic plate (8);
the two connecting plates (5) are respectively and fixedly arranged at the front side and the rear side below the fixed plate (3), and the rotating rod (6) is arranged between the two connecting plates (5) in a bearing way;
the angle measuring instrument (7) is fixedly arranged at the rear of the rear connecting plate (5) and is connected with the rotating rod (6), the telescopic plate (8) is fixedly arranged at the outer side of the rotating rod (6), and the lower end of the telescopic plate is arc-shaped.
3. The turbine diamond-shaped bucket radial assembly angle measurement device of claim 2, wherein: an air pressure cavity (9) is fixed below the right side of the bottom plate (1), and an air ejector tube (10) is fixed below the left side of the bottom plate (1);
the inner wall of the air pressure cavity (9) is connected with an air pressure plate (11) in a sliding manner, an air pressure rod (12) is fixed below the air pressure plate (11), and the lower end of the air pressure rod (12) is connected with the expansion plate (8) in a rope manner;
the bottom of the air pressure cavity (9) is connected with an air jet pipe (10) in a pipeline manner, and the lower end of the air jet pipe (10) faces to the placement block (4).
4. A turbine diamond-shaped bucket radial assembly angle measurement apparatus according to claim 3, wherein: the air pressure plate (11) is connected with a spring above the inner wall of the air pressure cavity (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321093648.9U CN219551405U (en) | 2023-05-09 | 2023-05-09 | Measuring device for radial assembly angle of diamond-shaped movable blades of steam turbine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321093648.9U CN219551405U (en) | 2023-05-09 | 2023-05-09 | Measuring device for radial assembly angle of diamond-shaped movable blades of steam turbine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219551405U true CN219551405U (en) | 2023-08-18 |
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ID=87701196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321093648.9U Active CN219551405U (en) | 2023-05-09 | 2023-05-09 | Measuring device for radial assembly angle of diamond-shaped movable blades of steam turbine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219551405U (en) |
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2023
- 2023-05-09 CN CN202321093648.9U patent/CN219551405U/en active Active
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