CN217966677U - Clamping tool for fuel performance test of gas turbine nozzle assembly - Google Patents
Clamping tool for fuel performance test of gas turbine nozzle assembly Download PDFInfo
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- CN217966677U CN217966677U CN202221851721.XU CN202221851721U CN217966677U CN 217966677 U CN217966677 U CN 217966677U CN 202221851721 U CN202221851721 U CN 202221851721U CN 217966677 U CN217966677 U CN 217966677U
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Abstract
The utility model discloses a clamping tool for testing fuel performance of a nozzle assembly of a gas turbine, a mounting flange comprises a support plate, and an L-shaped edge is arranged on one side surface of the support plate; the surface of the supporting plate is provided with an installation through hole inside the L-shaped edge; the fixing flange is arranged on the supporting plate corresponding to the mounting through hole and comprises an L-shaped clamping edge, and a mounting plate is integrally formed at the bottom of the L-shaped clamping edge; a clamping through hole is formed in the L-shaped clamping edge on the surface of the mounting plate; and the pressing mechanism is arranged on the mounting flange and the fixing flange and is used for fixing the nozzle assembly on the fixing flange. The clamping tool for testing the fuel performance of the nozzle assembly of the gas turbine has the advantages of simple overall structure, easy processing and low production cost; the process of installing the nozzle assembly is simple and convenient to operate, can have the fixed nozzle assembly who stabilizes, and then can effectively measure its fuel performance, and the installation effectiveness is high, and is experimental effectual.
Description
Technical Field
The utility model relates to a centre gripping frock technical field especially relates to a gas turbine nozzle assembly fuel performance test is with centre gripping frock.
Background
After the nozzle assembly on the gas turbine is machined, a fuel performance test needs to be carried out on the nozzle assembly, but the existing tool cannot stably clamp and fix the nozzle assembly and cannot meet the fuel performance test of the nozzle assembly, namely the fuel performance of the nozzle assembly, such as fuel flow, an atomization cone angle and fuel distribution unevenness, cannot be measured.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned drawbacks and deficiencies of the prior art, it is desirable to provide a clamping fixture for testing fuel performance of a gas turbine nozzle assembly.
The utility model provides a clamping tool for testing fuel performance of a nozzle assembly of a gas turbine, which comprises a mounting flange, a fixed flange and a pressing mechanism; wherein the content of the first and second substances,
the mounting flange comprises a supporting plate, and an annular L-shaped edge extending outwards is integrally formed at the edge on one side face of the supporting plate; the surface of the supporting plate positioned inside the L-shaped edge is provided with an installation through hole;
the fixing flange is arranged on the supporting plate corresponding to the mounting through hole and comprises an annular L-shaped clamping edge which is arranged on the supporting plate corresponding to the mounting through hole and extends outwards, the L-shaped clamping edge is reversely buckled at the edge of the mounting through hole, and the bottom of the L-shaped clamping edge is integrally provided with a mounting plate; a clamping through hole is formed in the L-shaped clamping edge on the surface of the mounting plate;
and the pressing mechanism is arranged on the mounting flange and the fixed flange and used for fixing the nozzle assembly on the fixed flange.
Preferably, the plate surface of the support plate is provided with a plurality of first threaded holes along the circumferential direction of the outer side of the mounting through hole.
Preferably, the L-shaped clamping edge is positioned on the plate surface of the supporting plate and is provided with a through hole corresponding to the first threaded hole.
Preferably, the pressing mechanism comprises a single-head pressing plate arranged corresponding to the first threaded hole, a waist-shaped through hole is formed in the single-head pressing plate along the length direction of the single-head pressing plate, and a fastening bolt is arranged inside the waist-shaped through hole and the through hole and screwed into the first threaded hole; and a second threaded hole is formed in one side, located on the waist-shaped through hole, of the single-head pressing plate, and a supporting bolt is arranged in the single-head pressing plate and screwed into the second threaded hole from the bottom surface of the single-head pressing plate.
Compared with the prior art, the beneficial effects of the utility model are that:
the clamping tool for the fuel performance test of the gas turbine nozzle assembly has the advantages of simple overall structure, easiness in processing and low production cost; in addition, the process of installing the nozzle assembly is simple and convenient to operate, the nozzle assembly can be stably fixed, the fuel performance of the fuel assembly can be effectively measured, the installation efficiency is high, and the test effect is good; the tooling is universal to this class of nozzle assemblies.
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 structural view of a clamping tool for testing fuel performance of a nozzle assembly of a gas turbine provided in an embodiment of the present invention;
FIG. 2 is a schematic view of the nozzle assembly;
reference numbers in the figures: 1. installing a flange; 11. a support plate; 12. an L-shaped edge; 13. mounting through holes; 14. a first threaded hole;
2. fixing the flange; 21. an L-shaped clamping edge; 22. mounting a plate; 23. clamping the through hole; 24. a through hole;
3. a hold-down mechanism; 31. a single-head pressing plate; 32. a waist-shaped through hole; 33. fastening a bolt; 34. a second threaded hole; 35. a support bolt;
4. a nozzle assembly; 41. an oil inlet; 42. an air inlet.
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 2, an embodiment of the present invention provides a clamping tool for testing fuel performance of a nozzle assembly of a gas turbine, including a mounting flange 1, a fixing flange 2, and a pressing mechanism 3; wherein, the first and the second end of the pipe are connected with each other,
the mounting flange 1 comprises a supporting plate 11, wherein an annular L-shaped edge 12 extending outwards is integrally formed at the edge on one side face of the supporting plate 11; the plate surface of the support plate 11 is provided with an installation through hole 13 inside the L-shaped edge 12;
the fixing flange 2 is arranged on the supporting plate 11 corresponding to the mounting through hole 13 and comprises an annular L-shaped clamping edge 21 which is arranged on the supporting plate 11 corresponding to the mounting through hole 13 and extends outwards, the L-shaped clamping edge 21 is reversely buckled at the edge of the mounting through hole 13, and a mounting plate 22 is integrally formed at the bottom of the L-shaped clamping edge 21; a clamping through hole 23 is formed in the L-shaped clamping edge 21 on the surface of the mounting plate 22;
and the pressing mechanism 3 is arranged on the mounting flange 1 and the fixing flange 2 and is used for fixing the nozzle assembly 4 on the fixing flange 2.
In a preferred embodiment, the plate surface of the support plate 11 is provided with a plurality of first threaded holes 14 along the circumferential direction thereof on the outer side of the mounting through holes 13.
In a preferred embodiment, a through hole 24 is formed in the plate surface of the L-shaped clamping edge 21 on the support plate 11 corresponding to the first threaded hole 14.
In a preferred embodiment, the pressing mechanism 3 comprises a single-head pressing plate 31 corresponding to the first threaded hole 14, a waist-shaped through hole 32 is arranged on the single-head pressing plate 31 along the length direction thereof, and a fastening bolt 33 is arranged through the waist-shaped through hole 32 and the through hole 24 and screwed into the first threaded hole 14; the single-head pressing plate 31 is provided with a second threaded hole 34 on one side of the waist-shaped through hole 32, and a support bolt 35 screwed into the second threaded hole 34 from the bottom surface of the single-head pressing plate 31.
The utility model discloses a theory of operation: firstly, mounting the fixed flange 2 on the mounting through hole 13 on the support plate 11, and then placing the through hole 24 on the L-shaped clamping edge 21 corresponding to the first threaded hole 14; then, the bottom of the nozzle assembly 4 is placed in the clamping through hole 23, one end of the single-head pressing plate 31 abuts against the bottom of the nozzle assembly 4, the supporting bolt 35 penetrates through the second threaded hole 34 from the bottom surface of the single-head pressing plate 31 to support one end of the single-head pressing plate 31, the fastening bolt 33 penetrates through the waist-shaped through hole 32 and the through hole 24 and is screwed into the first threaded hole 14, and the nozzle assembly 4 is stably fixed on the fixing flange 2; then, the tool and the nozzle assembly 4 are integrally mounted on a fuel flow tester, and fuel performances such as fuel flow, distribution, atomization cone angle and the like are detected by supplying oil and gas to the oil inlet 41 and the gas inlet 42 respectively.
In the description of the present specification, the terms "connect", "mount", "fix", and the like are to be understood broadly, 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 application, the description of the terms "one embodiment," "some embodiments," etc. means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the 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, materials, 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. A clamping tool for fuel performance testing of a nozzle assembly of a gas turbine is characterized by comprising a mounting flange, a fixing flange and a pressing mechanism; wherein, the first and the second end of the pipe are connected with each other,
the mounting flange comprises a supporting plate, and an annular L-shaped edge extending outwards is integrally formed at the edge on one side face of the supporting plate; the surface of the supporting plate is provided with an installation through hole inside the L-shaped edge;
the fixing flange is arranged on the supporting plate corresponding to the mounting through hole and comprises an annular L-shaped clamping edge which is arranged on the supporting plate corresponding to the mounting through hole and extends outwards, the L-shaped clamping edge is reversely buckled at the edge of the mounting through hole, and the bottom of the L-shaped clamping edge is integrally provided with a mounting plate; a clamping through hole is formed in the L-shaped clamping edge on the surface of the mounting plate;
and the pressing mechanism is arranged on the mounting flange and the fixed flange and used for fixing the nozzle assembly on the fixed flange.
2. The clamping tool for the fuel performance test of the gas turbine nozzle assembly as claimed in claim 1, wherein a plurality of first threaded holes are formed in the plate surface of the support plate, located on the outer side of the mounting through hole, along the circumferential direction of the support plate.
3. The clamping tool for the fuel performance test of the gas turbine nozzle assembly according to claim 2, wherein a through hole is formed in the plate surface of the L-shaped clamping edge on the supporting plate, corresponding to the first threaded hole.
4. The clamping tool for the fuel performance test of the gas turbine nozzle assembly as claimed in claim 3, wherein the pressing mechanism comprises a single-head pressing plate arranged corresponding to the first threaded hole, a waist-shaped through hole is formed in the single-head pressing plate along the length direction of the single-head pressing plate, and a fastening bolt is arranged inside the waist-shaped through hole and the through hole and screwed into the first threaded hole; and a second threaded hole is formed in one side, located on the waist-shaped through hole, of the single-head pressing plate, and a supporting bolt is arranged in the single-head pressing plate and screwed into the second threaded hole from the bottom surface of the single-head pressing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221851721.XU CN217966677U (en) | 2022-07-19 | 2022-07-19 | Clamping tool for fuel performance test of gas turbine nozzle assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221851721.XU CN217966677U (en) | 2022-07-19 | 2022-07-19 | Clamping tool for fuel performance test of gas turbine nozzle assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217966677U true CN217966677U (en) | 2022-12-06 |
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ID=84280242
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221851721.XU Active CN217966677U (en) | 2022-07-19 | 2022-07-19 | Clamping tool for fuel performance test of gas turbine nozzle assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217966677U (en) |
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2022
- 2022-07-19 CN CN202221851721.XU patent/CN217966677U/en active Active
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