CN217304375U - II-channel flow passage air flow test tool for gas turbine swirler - Google Patents
II-channel flow passage air flow test tool for gas turbine swirler Download PDFInfo
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- CN217304375U CN217304375U CN202221130259.4U CN202221130259U CN217304375U CN 217304375 U CN217304375 U CN 217304375U CN 202221130259 U CN202221130259 U CN 202221130259U CN 217304375 U CN217304375 U CN 217304375U
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- swirler
- mounting seat
- hole
- cyclone
- shaped groove
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Abstract
The utility model discloses a gas turbine swirler II way runner air mass flow test frock, include: the middle of the mounting seat is provided with a through hole, the top surface of the mounting seat is provided with a support ring, and the periphery of the mounting seat is provided with a circle of steps; the plugging piece comprises a base, a plugging circular truncated cone, a fixing column, a screw and a nut; and the fixing component is fixedly arranged on the top surface of the mounting seat and is positioned above the swirler. The utility model discloses an experimental frock simple structure, it is convenient fast to install, and the test is accurate, and test efficiency is high.
Description
Technical Field
The utility model relates to an air flow detects technical field, especially relates to a gas turbine swirler II way runner air flow test frock.
Background
The swirler shown in fig. 1 is an important component of a gas turbine of an aircraft engine and needs to be subjected to an air flow test after being manufactured and formed. The cyclone is provided with a through hole which is communicated from the bottom end to the top end, a first channel flow channel communicated with the through hole is uniformly distributed on the periphery of the middle part of the cyclone, and a second channel flow channel is uniformly distributed on the periphery of the bottom end of the cyclone. When the air flow test is carried out, two channels are needed to carry out the test respectively. The cyclone cannot be directly measured on an air flow tester and needs to be connected with the tester by means of a tool. The existing test tool is complex in structure and low in installation efficiency, and the test efficiency is influenced.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned defect or not enough among the prior art, it is desirable to provide a simple structure, and the installation is convenient fast, and the test is accurate, and experimental efficient gas turbine swirler II way runner air mass flow test frock.
The utility model provides a pair of gas turbine swirler II way runner air mass flow test frock, include:
the mounting seat is provided with a through hole in the middle, the top surface of the mounting seat is integrally provided with a support ring positioned at the periphery of the through hole and used for supporting the swirler, and a circle of steps are arranged at the periphery of the mounting seat and used for butting with an air outlet of the tester;
the sealing and blocking piece comprises a base arranged in the through hole, a sealing and blocking round platform extending into the cyclone is integrally arranged at the top end of the base, the outer diameter of the bottom end of the sealing and blocking round platform is equal to the inner diameter of the bottom end of the cyclone, a fixing column is integrally arranged at the top end of the sealing and blocking round platform, a screw rod extending out of the top end of the cyclone is fixedly connected to the top end of the fixing column, a nut in threaded connection with the screw rod is arranged at the top of the cyclone and used for locking and fixing the cyclone and the sealing and blocking piece, and a detection air channel is formed between the outer wall of the base and the inner wall of the through hole;
and the fixing component is fixedly arranged on the top surface of the mounting seat, is positioned above the swirler and is used for compressing and fixing the swirler on the support ring.
Further, fixed subassembly including fixed set up in two pole settings of mount pad top surface, two pole setting symmetric distribution in the both sides of through-hole, two be located between the pole setting the top of swirler is provided with the clamp plate, the both ends of clamp plate respectively with the pole setting slides and cup joints, be located in the pole setting the top screw thread of clamp plate has cup jointed lock nut.
Furthermore, one side of one end of the pressing plate is provided with a first U-shaped groove, the other side of the other end of the pressing plate is provided with a second U-shaped groove, the first U-shaped groove and the second U-shaped groove are arranged in a central symmetry manner, and the first U-shaped groove and the second U-shaped groove are respectively sleeved on the corresponding upright rods in a sliding manner; the pressing plate is located above the screw cap and is provided with a screw hole, and a locking bolt is connected to the screw hole through threads.
Furthermore, a sealing ring is arranged between the bottom end of the plugging round platform and the inner wall of the swirler.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses an experimental frock comprises mount pad, shutoff piece and fixed subassembly. When the air flow test of the second channel of the swirler is carried out, the blocking piece is firstly installed on the swirler, the first channel of the swirler is sealed, then the swirler is placed on the supporting ring of the installation seat, and after the position of the swirler is adjusted, the swirler is compressed and fixed through the fixing assembly.
After the swirler is installed, the mounting seat is butted to the air outlet of the tester through the step of the mounting seat, the part above the mounting seat is completely embedded into the air outlet, and the mounting seat is compressed and fixed outside through the compression ring. Air blown out by the tester flows through the second channel flow passage and is blown out through a detection air passage formed between the outer wall of the base and the inner wall of the through hole, so that air flow detection of the second channel flow passage is realized. The test tool is simple in structure, quick and convenient to install, accurate in test and high in test efficiency.
It should be understood that what is described in this summary section is not intended to limit key or critical features of embodiments of the invention, nor is it intended to limit the scope of the invention. Other features of the present invention will become apparent from the following description.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments made with reference to the following drawings:
FIG. 1 is a schematic view of a cyclone;
FIG. 2 is a schematic cross-sectional view of a cyclone;
FIG. 3 is a schematic structural diagram of a test fixture;
FIG. 4 is a schematic top view of the mounting base;
FIG. 5 is a schematic view of the construction of the block piece;
fig. 6 is a schematic structural view of the platen.
Reference numbers in the figures: 1. a swirler; 2. a mounting seat; 3. a blocking member; 4. a fixing assembly;
11. a first channel flow passage; 12. a second channel flow passage;
21. a through hole; 22. a support ring; 23. a step;
31. a base; 32. plugging the circular truncated cone; 33. fixing a column; 34. a screw; 35. a nut; 36. detecting a gas circuit; 37. a seal ring;
41. erecting a rod; 42. pressing a plate; 43. locking the nut; 44. a first U-shaped groove; 45. a second U-shaped groove; 46. a screw hole; 47. and locking the bolt.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and are not limiting of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
Referring to fig. 1 to 6, an embodiment of the present invention provides a gas turbine swirler second-way flow channel air flow testing tool, including:
the middle of the installation seat 2 is provided with a through hole 21, the top surface of the installation seat 2 is integrally provided with a support ring 22 positioned at the periphery of the through hole 21 and used for supporting the swirler 1, and the periphery of the installation seat 2 is provided with a circle of steps 23 used for butting an air outlet of the tester;
the plugging piece 3 comprises a base 31 arranged in the through hole 21, a plugging circular truncated cone 32 extending into the cyclone 1 is integrally arranged at the top end of the base 31, the outer diameter of the bottom end of the plugging circular truncated cone 32 is equal to the inner diameter of the bottom end of the cyclone 1, a fixing column 33 is integrally arranged at the top end of the plugging circular truncated cone 32, a screw 34 extending out of the top end of the cyclone 1 is fixedly connected to the top end of the fixing column 33, a nut 35 in threaded connection with the screw 34 is arranged at the top of the cyclone 1 and used for locking and fixing the cyclone 1 and the plugging piece 3, and a detection air passage 36 is formed between the outer wall of the base 31 and the inner wall of the through hole 21;
and the fixing component 4 is fixedly arranged on the top surface of the mounting seat 2 and is positioned above the swirler 1 and used for pressing and fixing the swirler 1 on the support ring 22.
In this embodiment, the test tool is composed of three parts, namely, the mounting seat 2, the plugging piece 3 and the fixing component 4, and is simple in structure. Inserting the upper part of the plugging piece 3 into the cyclone 1, extending the screw rod 34 from the top, and screwing the screw cap 35 onto the screw rod 34 to complete the plugging of the first-path flow channel 11;
the swirler 1 is then placed on the support ring 22 of the mounting 2, and after the position of the swirler 1 is adjusted, it is pressed and fixed by the fixing assembly 4. The second channel flow passage 12 of the swirler 1 is formed by a plurality of annularly distributed partition plates, the bottom ends of the partition plates are provided with bumps, and in order to ensure the accuracy of the installation position of the swirler 1, the top surface of the support ring 22 can be provided with caulking grooves matched with the bumps. When the swirler 1 is placed, the convex block is embedded into the caulking groove, so that the swirler 1 and the through hole 21 are coaxial.
After the cyclone 1 is installed and fixed, a detection air passage 36 communicated with the second channel flow passage 12 is formed between the outer wall of the base 31 and the inner wall of the through hole 21. After air blown out from the tester flows through the second channel flow passage 12, the air is blown out from the detection air passage 36, and then the air flow test of the second channel flow passage 12 can be completed. The test tool is rapid and convenient to install, accurate in test and high in test efficiency.
In a preferred embodiment, as shown in fig. 3, the fixing assembly 4 includes two vertical rods 41 fixedly disposed on the top surface of the mounting base 2, the two vertical rods 41 are symmetrically distributed on both sides of the through hole 21, a pressing plate 42 is disposed between the two vertical rods 41 and above the cyclone 1, two ends of the pressing plate 42 are respectively slidably sleeved with the vertical rods 41, and a locking nut 43 is threadedly sleeved on the vertical rod 41 and above the pressing plate 42.
In this embodiment, after the cyclone 1 completes the plugging of the I-channel flow channel 11 and is placed on the support ring 22, the two ends of the pressure plate 42 are respectively sleeved on the upright rods 41, the pressure plate 42 is pressed on the nut 35 at the top end of the cyclone 1, and then the lock nuts 43 at the two sides are tightened, so that the cyclone 1 is firmly pressed and fixed on the support ring 22 through the pressure plate 42. The fixing is stable and the installation is convenient.
In a preferred embodiment, as shown in fig. 3 and 6, one side of one end of the pressing plate 42 is provided with a first U-shaped groove 44, the other side of the other end of the pressing plate is provided with a second U-shaped groove 45, the first U-shaped groove 44 and the second U-shaped groove 45 are arranged in a central symmetry manner, and the first U-shaped groove 44 and the second U-shaped groove 45 are respectively sleeved on the corresponding upright 41 in a sliding manner; the pressure plate 42 is provided with a screw hole 46 above the nut 35, and the screw hole 46 is threadedly connected with a locking bolt 47.
In this embodiment, the two ends of the pressing plate 42 are slidably sleeved with the vertical rod 41 by adopting a U-shaped groove structure, and when the fixing assembly is disassembled, the locking nut 43 is unscrewed, and then the fixing assembly can be disassembled by rotating the pressing plate 42 without completely unscrewing the locking nut 43 from the vertical rod 41, so that the convenience of installation and disassembly of the fixing assembly 4 is improved.
The retention of the swirler 1 is improved by tightening the retaining bolts 47 after the pressure plate 42 is pressed against the nuts 35.
In a preferred embodiment, as shown in fig. 3, a sealing ring 37 is arranged between the bottom end of the blocking round table 32 and the inner wall of the swirler 1. The sealing effect of the channel I flow passage 11 is improved.
In the description of the present specification, the terms "connect", "mount", "fix", and the like are to be understood in a broad sense, for example, "connect" may be a fixed connection, a detachable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In the description of the present specification, the description of the terms "one embodiment," "some embodiments," etc., means that a particular feature, structure, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present application. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (4)
1. The utility model provides a gas turbine swirler II way runner air mass flow test frock which characterized in that includes:
the middle of the mounting seat is provided with a through hole, the top surface of the mounting seat is integrally provided with a support ring positioned at the periphery of the through hole and used for supporting the swirler, and the periphery of the mounting seat is provided with a circle of steps and used for butting with an air outlet of the tester;
the sealing and blocking piece comprises a base arranged in the through hole, a sealing and blocking round platform extending into the cyclone is integrally arranged at the top end of the base, the outer diameter of the bottom end of the sealing and blocking round platform is equal to the inner diameter of the bottom end of the cyclone, a fixing column is integrally arranged at the top end of the sealing and blocking round platform, a screw rod extending out of the top end of the cyclone is fixedly connected to the top end of the fixing column, a nut in threaded connection with the screw rod is arranged at the top of the cyclone and used for locking and fixing the cyclone and the sealing and blocking piece, and a detection air channel is formed between the outer wall of the base and the inner wall of the through hole;
and the fixing component is fixedly arranged on the top surface of the mounting seat, is positioned above the swirler and is used for compressing and fixing the swirler on the support ring.
2. The gas turbine swirler II-way flow channel air flow test tool according to claim 1, wherein the fixing assembly comprises two vertical rods fixedly arranged on the top surface of the mounting seat, the two vertical rods are symmetrically distributed on two sides of the through hole, a pressing plate is arranged between the two vertical rods and above the swirler, two ends of the pressing plate are respectively in sliding sleeve connection with the vertical rods, and a locking nut is in threaded sleeve connection with the vertical rods and above the pressing plate.
3. The gas turbine swirler second channel flow channel air flow test tool of claim 2, wherein one side of one end of the pressure plate is provided with a first U-shaped groove, the other side of the other end of the pressure plate is provided with a second U-shaped groove, the first U-shaped groove and the second U-shaped groove are arranged in a centrosymmetric manner, and the first U-shaped groove and the second U-shaped groove are respectively sleeved on the corresponding upright rods in a sliding manner; the pressing plate is located above the screw cap and is provided with a screw hole, and a locking bolt is connected to the screw hole through threads.
4. The gas turbine swirler II channel flow channel air flow test tool of claim 1, wherein a sealing ring is arranged between the bottom end of the plugging circular truncated cone and the inner wall of the swirler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221130259.4U CN217304375U (en) | 2022-05-12 | 2022-05-12 | II-channel flow passage air flow test tool for gas turbine swirler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221130259.4U CN217304375U (en) | 2022-05-12 | 2022-05-12 | II-channel flow passage air flow test tool for gas turbine swirler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217304375U true CN217304375U (en) | 2022-08-26 |
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ID=82916525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221130259.4U Active CN217304375U (en) | 2022-05-12 | 2022-05-12 | II-channel flow passage air flow test tool for gas turbine swirler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217304375U (en) |
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2022
- 2022-05-12 CN CN202221130259.4U patent/CN217304375U/en active Active
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