CN216410032U - Vertical measuring frame for adjusting opening angle of inlet guide vane - Google Patents
Vertical measuring frame for adjusting opening angle of inlet guide vane Download PDFInfo
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- CN216410032U CN216410032U CN202121310769.5U CN202121310769U CN216410032U CN 216410032 U CN216410032 U CN 216410032U CN 202121310769 U CN202121310769 U CN 202121310769U CN 216410032 U CN216410032 U CN 216410032U
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- guide vane
- opening angle
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Abstract
The utility model discloses a vertical measuring frame suitable for adjusting the opening angle of an inlet guide vane of a turbine unit, which consists of a right-angle base and a measuring rod; the right-angle base is an integrated L-shaped base and comprises a base bottom and a base side wall which are perpendicular to each other, and a through hole is formed in the base bottom and used for fixing the measuring frame on a base of an air inlet shell of the turbine unit through a screw; the bottom of the base is also provided with a positioning pin, and the size of the positioning pin corresponds to that of a positioning hole in the base of the air inlet shell of the turbine unit; the measuring rod is fixedly connected to the side wall of the base and is perpendicular to the bottom of the base; the upper portion of the measuring rod faces towards a boss extending out of the bottom of the base in the opposite direction and used for being tightly attached to the outer edge of an adjustable guide vane of the turbine unit, and the bottom of the boss is higher than the outer edge of the adjustable guide vane at the bottommost end of the turbine unit. The utility model is suitable for adjusting the opening angle of the IGV blades of the SOLAR C40 turbine unit.
Description
Technical Field
The utility model belongs to the technical field of measuring devices, and particularly relates to a vertical measuring frame suitable for adjusting the opening angle of an inlet guide vane of a turbine unit.
Background
The angle of an Inlet Guide Vane (IGV) of the existing gas turbine needs to be adjusted after the whole gas turbine is assembled, the IGV-level vane is adjusted to a specified angle, and then the first-level vane and the second-level vane are adjusted to ensure that the first-level vane and the second-level vane are within a specified angle range, namely, the adjustment is completed, so that the safe operation of the whole gas turbine is ensured. The problem that the circumferential difference of the adjustment angles of all blades is large exists in the adjustment precision of the existing inlet guide vane, the opening angle of the blades at the IGV position needs to be adjusted one by one, how the adjustment is not carried out, too little air inflow of turbine air can be burnt insufficiently, too much air inflow can also influence the working efficiency of a turbine unit, if serious, the service life of the turbine unit can be influenced, only the opening angle is adjusted to the optimal position, the full utilization of fuel can be ensured, the optimal output of the turbine can be exerted, and the complete delivery test and the running indication of all units after the unit is integrally assembled can be ensured to meet the delivery requirement.
Therefore, the vertical measuring frame which is low in cost and simple in structure and is suitable for adjusting the opening angle of the IGV blade of the turbine unit is needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a vertical measuring frame suitable for adjusting the opening angle of an inlet guide vane of a turbine unit aiming at the condition that the inlet guide vane of the turbine unit needs to execute the opening angle adjustment one by one.
The technical scheme of the utility model is as follows: a vertical measuring frame suitable for adjusting the opening angle of an inlet guide vane of a turbine unit comprises a right-angle base and a measuring rod; the right-angle base is an integrated L-shaped base and comprises a base bottom and a base side wall which are perpendicular to each other, and a through hole is formed in the base bottom and used for fixing the measuring frame on a base of an air inlet shell of the turbine unit through a screw; the bottom of the base is also provided with a positioning pin, and the size of the positioning pin corresponds to that of a positioning hole in the base of the air inlet shell of the turbine unit; the measuring rod is fixedly connected to the side wall of the base and is perpendicular to the bottom of the base; the upper portion of the measuring rod extends out of a boss towards the direction opposite to the bottom of the base and is used for being tightly attached to the outer edge of an adjustable guide vane of the turbine unit, the bottom of the boss is higher than the outer edge of the adjustable guide vane at the bottommost end of the turbine unit, and the optimal distance between the bottom of the measuring rod and the outer edge of the adjustable guide vane is 70-90 mm.
Furthermore, the locating pin is located the base bottom is kept away from the both ends of base lateral wall respectively, and 90mm is apart from between two locating pins.
Further, the present invention is suitable for adjusting the opening angle of the IGV blades of the SOLAR C40 turbine set.
Further, the positioning pin extends downwards 10mm from the bottom of the base.
Compared with the prior art, the utility model has the beneficial effects and remarkable progresses that: the vertical measuring frame provided by the utility model is used for adjusting the opening angle of the IGV blade of the SOLAR C40 turbine unit aiming at the condition that the inlet guide vane of the turbine unit needs to be adjusted one by one, so that the IGV blade is ensured to be in the optimal opening angle, and the optimal output and running state can be ensured in the running process of the turbine.
And the vertical measuring rack has simple structure and convenient use, can effectively reduce the purchasing cost and save the whole maintenance period.
Drawings
FIG. 1 is a schematic view of a vertical measuring stand according to the present invention;
FIG. 2 is a schematic view of an operator facing configuration of a vertical measuring rack according to the present invention;
FIG. 3 is a side view of a vertical measurement stand according to the present invention.
In the figure:
1: right angle base 2: the measuring rod 3: through hole
4: positioning pin 5: connecting hole 6: bottom of the base
7: base side wall 8: boss
Detailed Description
In order to make the objects, technical solutions, advantages and significant progress of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings provided in the embodiments of the present invention, and it is obvious that all of the described embodiments are only some embodiments of the present invention, but not all embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-3, a vertical measuring rack suitable for adjusting the opening angle of a guide vane at the inlet of a SOLAR C40 turbine unit consists of a right-angle base 1 with the size of 120x100mm and a measuring rod 2 with the height of 261 mm; the L-shaped base comprises a base bottom 6 and a base side wall 7 which are perpendicular to each other, wherein the base bottom 6 is provided with 2 through holes 3 with the hole distance of 50mm, the through holes 3 are positioning bolt holes, and the through holes are matched with bolt holes in the base of an air inlet shell of the turbine unit and used for being fixedly connected with bolts after the bolt holes are aligned in the base of the air inlet shell of the turbine unit. The base bottom 6 is further provided with two positioning pins 4, the positioning pins are respectively positioned at two ends of the base bottom, which are far away from the side wall of the base, the distance between the positioning pins 4 is 90mm, the positioning pins 4 extend out of the base bottom by 10mm, and the size of the positioning pins corresponds to that of positioning holes in a base of an air inlet shell of the turbine unit and is used for positioning a measuring frame; the measuring rod 2 and the base side wall 7 are correspondingly provided with a plurality of connecting holes 5 for fixedly connecting the measuring rod 2 and the base side wall 7 through screws. The measuring rod 2 is perpendicular to the bottom of the base. 2 upper portion orientation of measuring stick a boss 8 is stretched out to the opposite direction in base bottom, boss 8 stretches out measuring stick 10mm for hug closely turbine unit's adjustable stator outer following, the top of boss 8 with the top of measuring stick aligns, and its bottom extends to base lateral wall 7 department, the bottom distance of boss 8 measuring stick bottom 88mm, and is higher than turbine unit bottommost adjustable stator outer following.
During the use, will perpendicular measuring rack is placed on turbine air inlet housing, through-hole 3 on the base bottom 6 aligns bolt hole on turbine unit's the air inlet housing base, with the bolt fastening, will turbine unit's adjustable stator outer edge is hugged closely to boss 8, and aligns and is located the sign on the adjustable stator outer edge, and the staff basis guide blade number of degrees scope on the sign measures and adjusts. And simultaneously, the positioning pin 4 is inserted into a positioning hole on the base of the air inlet shell of the turbine unit. The inlet guide vane actuator is adjusted to adjust the inlet guide vane to a specified angle, and then the first-stage vane and the second-stage vane are adjusted to ensure that the first-stage vane and the second-stage vane are within a specified angle range, so that the adjustment is completed.
Although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made on the technical solutions described in the foregoing embodiments, or some or all of the technical features of the embodiments can be replaced with equivalents, without departing from the scope of the embodiments of the present invention, and the technical solutions can not be modified or replaced by the modifications, the modifications and the substitutions in the non-essential scope of the present invention.
Claims (5)
1. A vertical measuring frame suitable for adjusting the opening angle of an inlet guide vane of a turbine unit is characterized by consisting of a right-angle base (1) and a measuring rod (2); the right-angle base (1) is an integrated L-shaped base and comprises a base bottom (6) and a base side wall (7) which are perpendicular to each other, wherein 2 through holes (3) with the hole pitch of 50mm are formed in the base bottom (6), the through holes (3) are positioning bolt holes, are matched with bolt holes in a base of an air inlet shell of the turbine unit and are used for fixing the measuring frame on the base of the air inlet shell of the turbine unit through screws; the bottom (6) of the base is also provided with a positioning pin (4), and the size of the positioning pin (4) corresponds to that of a positioning hole in the base of an air inlet shell of the turbine unit; the measuring rod (2) is fixedly connected to the side wall (7) of the base and is perpendicular to the bottom (6) of the base; measuring stick (2) upper portion orientation base bottom (6) opposite direction stretches out a boss (8), boss (8) are stretched out measuring stick 10mm for hug closely turbine unit's adjustable stator is outer along, and aligns and is located the sign on the adjustable stator is outer along.
2. The vertical measuring rack of claim 1, wherein said vertical measuring rack is adapted for adjusting the opening angle of the IGV blades of a SOLAR C40 turbine set.
3. The vertical measuring stand according to claim 1, characterized in that the positioning pins (4) are located at the two ends of the base bottom (6) away from the base side walls (7), respectively, with a distance of 90mm between them.
4. Vertical measuring stand according to claim 3, characterized in that the positioning pin (4) protrudes 10mm downwards from the base bottom.
5. Vertical measuring stand according to claim 1, characterized in that the bottom of the boss (8) is at a distance of 70-90mm from the bottom of the measuring rod (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121310769.5U CN216410032U (en) | 2021-06-11 | 2021-06-11 | Vertical measuring frame for adjusting opening angle of inlet guide vane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121310769.5U CN216410032U (en) | 2021-06-11 | 2021-06-11 | Vertical measuring frame for adjusting opening angle of inlet guide vane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216410032U true CN216410032U (en) | 2022-04-29 |
Family
ID=81281059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121310769.5U Active CN216410032U (en) | 2021-06-11 | 2021-06-11 | Vertical measuring frame for adjusting opening angle of inlet guide vane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216410032U (en) |
-
2021
- 2021-06-11 CN CN202121310769.5U patent/CN216410032U/en active Active
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