CN208780356U - A kind of aerial engine fan outlet total temperature tests probe - Google Patents
A kind of aerial engine fan outlet total temperature tests probe Download PDFInfo
- Publication number
- CN208780356U CN208780356U CN201821384948.1U CN201821384948U CN208780356U CN 208780356 U CN208780356 U CN 208780356U CN 201821384948 U CN201821384948 U CN 201821384948U CN 208780356 U CN208780356 U CN 208780356U
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- CN
- China
- Prior art keywords
- total temperature
- strut
- fan outlet
- engine fan
- aerial engine
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Abstract
The utility model provides a kind of aerial engine fan outlet total temperature test probe, it is related to field of aviation measurement and test, the Middle casing (1) of the aero-engine is in hollow cylinder, supporting plate is provided on the anchor ring of the Middle casing (1), instrument connection is opened up on supporting plate, mounting hole is opened up on the side of the Middle casing (1), one end of the strut (2) of the total temperature test probe is protruded into the Middle casing (1) inside from the mounting hole and is stretched out from the instrument connection, the other end of the strut (2) is fixedly connected on the edge of the anchor ring by fixed plate (3), wherein, the fixed plate (3) is arc-shaped, its arc gabarit diameter is identical as the gabarit diameter of the anchor ring.The aerial engine fan exports total temperature and tests probe, avoids the increase for causing flow field blockage ratio because of the strut gabarit of extrapolation test probe；Strut (2) is fixed by fixed plate (3), reduces the influence vibrated to strut (2) intensity.
Description
Technical field
The utility model relates to field of aviation measurement and test, in particular to a kind of aerial engine fan outlet total temperature test is visited
Needle.
Background technique
Aerial engine fan outlet total temperature test needs to realize by test probe.The prior art is to fill thermocouple
In the strut for fitting over test probe, the testing section before Middle casing strut is inserted into temperature probe, uses contact temperature-measuring
Method carries out temperature test.But which will lead to flow field blockage ratio increase, disturb former flow field, particularly with angularly to
Location sets more situation, influences than more serious.
Utility model content
The utility model provides a kind of aerial engine fan outlet total temperature test probe, to solve prior art presence
At least one problem.
In order to achieve the above object, the utility model adopts the following technical solution:
A kind of aerial engine fan outlet total temperature tests probe, and the aero-engine includes Middle casing, it is described in
Jie's casing is in hollow cylinder, is provided with supporting plate on the anchor ring of the Middle casing, test is offered on the supporting plate
Hole offers mounting hole on the side of the Middle casing, and the total temperature test probe includes strut, one end of the strut from
The mounting hole is protruded into inside the Middle casing and is stretched out from the instrument connection, and the other end of the strut passes through fixed plate
It is fixedly connected on the edge of the anchor ring, wherein the fixed plate is arc-shaped, arc gabarit diameter and the anchor ring
Gabarit diameter is identical.
Optionally, in the strut from the one end stretched out in the instrument connection far from through-hole is offered at the S of end face, S is equal to
3mm, the through-hole is for being discharged test gas.
Optionally, the length L that the strut is stretched out from the instrument connection is 5mm.
Optionally, thermocouple assembly is installed, the thermocouple assembly includes thermocouple thermo wires, diplopore inside the strut
Ceramic tube and quartz fibre casing are arranged the diplopore ceramic tube close to one end of the instrument connection in the thermocouple thermo wires,
The quartz fibre casing is arranged in the rest part of the thermocouple thermo wires.
Optionally, by smearing adhesive in the diplopore ceramic tube and the quartz fibre outside of sleeve, by the thermoelectricity
Even component is fixed in the strut.
Optionally, the total temperature test probe further includes tail leads.
Optionally, the total temperature test probe further includes clip, and the clip is for clamping the quartz fibre casing.
Optionally, the total temperature test probe further includes metal anti-wave sleeve pipe, and the metal anti-wave sleeve pipe sleeve is located at described
Quartz fibre outside of sleeve, the metal anti-wave sleeve pipe are coated with single-coated foam.
Optionally, the strut includes two.
Optionally, a threaded hole and two through-holes are offered in the fixed plate, setting and the spiral shell on the supporting plate
The corresponding counterbore of pit is fixed the fixed plate and the supporting plate by sunk screw, passes through two institutes by installation bolt
Through-hole is stated, the fixed plate is fixed on to the edge of the anchor ring of the Middle casing.
The utility model has the beneficial effects that the aerial engine fan outlet total temperature of the utility model tests probe, assembly
Temperature test is carried out in Middle casing supporting plate, can be avoided because contact test due to stream field brings additional blocking, interference
Measurement result；Strut reduces the influence vibrated to strut intensity, it is ensured that test the intensity of probe by the fixation of fixed plate
Safety.
Detailed description of the invention
The drawings herein are incorporated into the specification and forms part of this specification, and shows and meets the utility model
Embodiment, and be used to explain the principles of the present invention together with specification.
Fig. 1 is the structural schematic diagram of the Middle casing of the utility model aerial engine fan outlet total temperature test probe；
Fig. 2 is the A direction view of Fig. 1；
Fig. 3 is the supporting plate schematic diagram of the utility model aerial engine fan outlet total temperature test probe；
Fig. 4 is the overall structure diagram of the utility model aerial engine fan outlet total temperature test probe；
Fig. 5 is the thermocouple assembly schematic diagram of the utility model aerial engine fan outlet total temperature test probe；
Fig. 6 is the thermocouple assembly partial sectional view of the utility model aerial engine fan outlet total temperature test probe；
Fig. 7 is the fixed plate schematic diagram of the utility model aerial engine fan outlet total temperature test probe；
Fig. 8 is the clip schematic diagram of the utility model aerial engine fan outlet total temperature test probe；
Fig. 9 is the installation diagram of the utility model aerial engine fan outlet total temperature test probe.
Specific embodiment
Example embodiments are described in detail here, and the example is illustrated in the accompanying drawings.Following description is related to
When attached drawing, unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements.
As shown in Figures 1 to 9, the aerial engine fan outlet total temperature of the utility model tests probe, aero-engine
Including Middle casing 1, Middle casing 1 is in hollow cylinder, supporting plate is provided on the anchor ring of Middle casing 1, on supporting plate
Instrument connection is offered, mounting hole is offered on the side of Middle casing 1, it includes strut 2, one end of strut 2 that total temperature, which tests probe,
1 inside of Middle casing is protruded into from mounting hole and is stretched out from instrument connection, and the other end of strut 2 is fixedly connected on by fixed plate 3
The edge of anchor ring, wherein fixed plate 3 is arc-shaped, and arc gabarit diameter is identical as the gabarit diameter of the anchor ring.
The aerial engine fan outlet total temperature test probe of the utility model in a pre-installation, needs to need to select according to measurement
The supporting plate for selecting Middle casing 1 is reequiped, as shown in Figure 1, the supporting plate where the section E-E of Middle casing 1, in the section E-E institute
Middle casing 1 side be arranged mounting hole.As shown in figure 3, opening up the test that required amount of diameter is Φ D on supporting plate
Hole, in the present embodiment, by taking the total temperature of two measuring points test probe as an example.
Advantageously, in the present embodiment, in strut 2 from the one end stretched out in instrument connection far from offering through-hole, S at the S of end face
Equal to 3mm, the through-hole prevents test gas from forming vortex, influences test effect for test gas to be discharged.
Advantageously, the length L that strut 2 is stretched out from instrument connection is 5mm, in the present embodiment to guarantee test effect not
It is influenced by supporting plate gabarit.
Specifically, the inside of strut 2 is equipped with thermocouple assembly, thermocouple assembly includes thermocouple thermo wires 8, diplopore ceramics
Pipe 9 and quartz fibre casing 10, one end outside thermocouple thermo wires 8 close to instrument connection is arranged diplopore ceramic tube 9, in thermocouple
The rest part of thermo wires 8 is arranged quartz fibre casing 10.After thermocouple thermo wires 8 penetrates diplopore ceramic tube 9 and quartz fibre casing 10
Welding forms contact, it is advantageous in the present embodiment, smear GA100 glue in the outside of diplopore ceramic tube 9 and quartz fibre casing 10
Stick, convenient for thermocouple assembly to be fixed in strut 2.
The aerial engine fan outlet total temperature test probe of the utility model further includes tail leads 7, and tail leads 7 are just
In by total temperature test probe and subsequent circuit connection.
Further, the aerial engine fan outlet total temperature test probe of the utility model further includes clip 4, and clip 4 is pacified
Mounted in 2 one end of strut of the edge of 1 anchor ring of Middle casing, it is pinched at tube wall after assembly to clamp outside thermocouple thermo wires 8
Quartz fibre casing 10.It further includes metal anti-wave sleeve pipe 6 that total temperature, which tests probe, and metal anti-wave sleeve pipe 6 is set in quartz fibre casing
10 outsides, and metal anti-wave sleeve pipe 6 is coated with single-coated foam 5, buffer protection is formed, to enhance the bend resistance of thermocouple tail portion
Ability.
Advantageously, offering a threaded hole and two through-holes in fixed plate 3 in the present embodiment, being arranged on supporting plate
Counterbore corresponding with threaded hole, in 1 corresponding position of Middle casing, setting and two consistent pilot holes of through-hole hole location, will fixed
After plate 3 and strut 2 weld, fixed plate 3 is fixed with supporting plate by sunk screw, and logical across two by installation bolt
Hole, fixed plate 3 and Middle casing 1 is fixed.In the present invention, realize that total temperature tests probe strut 2 by fixed plate 3
Dual fixation reduces the influence vibrated to 2 intensity of strut, it is ensured that the Strength Safety of total temperature test probe.
In conclusion the aerial engine fan outlet total temperature of the utility model tests probe, by Middle casing 1
Instrument connection is designed on plate, will be tested probe assembly and be tested in supporting plate, it can be to avoid the strut because of extrapolation test probe
Gabarit and the increase for causing flow field blockage ratio, reduce the interference of test job stream field；Strut 2 is dual by fixed plate 3
It is fixed, reduce the influence vibrated to strut intensity, it is ensured that test the Strength Safety of probe.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, anyone skilled in the art within the technical scope disclosed by the utility model, the change that can be readily occurred in
Change or replace, should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should be with described
Subject to scope of protection of the claims.
Claims (10)
1. a kind of aerial engine fan outlet total temperature tests probe, the aero-engine includes Middle casing (1), it is described in
Jie's casing (1) is in hollow cylinder, is provided with supporting plate on the anchor ring of the Middle casing (1), which is characterized in that described
Instrument connection is offered on supporting plate, mounting hole is offered on the side of the Middle casing (1), the total temperature test probe includes branch
One end of bar (2), the strut (2) is protruded into the Middle casing (1) inside from the mounting hole and is stretched from the instrument connection
Out, the other end of the strut (2) is fixedly connected on the edge of the anchor ring by fixed plate (3), wherein the fixed plate
(3) arc-shaped, arc gabarit diameter is identical as the gabarit diameter of the anchor ring.
2. aerial engine fan outlet according to claim 1 total temperature tests probe, which is characterized in that in the strut
(2) it is equal to 3mm from the one end stretched out in the instrument connection far from through-hole, S is offered from the S of end face, the through-hole is for being discharged test
Gas.
3. aerial engine fan outlet according to claim 1 total temperature tests probe, which is characterized in that the strut
(2) the length L stretched out from the instrument connection is 5mm.
4. aerial engine fan outlet according to claim 1 total temperature tests probe, which is characterized in that the strut
(2) internal to be equipped with thermocouple assembly, the thermocouple assembly includes thermocouple thermo wires (8), diplopore ceramic tube (9) and quartz
Silk braid pipe (10) is arranged the diplopore ceramic tube (9) close to one end of the instrument connection in the thermocouple thermo wires (8), in institute
The rest part for stating thermocouple thermo wires (8) is arranged the quartz fibre casing (10).
5. aerial engine fan outlet according to claim 4 total temperature tests probe, which is characterized in that by described
Adhesive is smeared on the outside of diplopore ceramic tube (9) and the quartz fibre casing (10), and the thermocouple assembly is fixed on the branch
In bar (2).
6. aerial engine fan outlet according to claim 4 total temperature tests probe, which is characterized in that the total temperature is surveyed
Souning out needle further includes tail leads (7).
7. aerial engine fan outlet according to claim 4 total temperature tests probe, which is characterized in that the total temperature is surveyed
Souning out needle further includes clip (4), and the clip (4) is for clamping the quartz fibre casing (10).
8. aerial engine fan outlet according to claim 4 total temperature tests probe, which is characterized in that the total temperature is surveyed
Souning out needle further includes metal anti-wave sleeve pipe (6), and the metal anti-wave sleeve pipe (6) is set on the outside of the quartz fibre casing (10),
The metal anti-wave sleeve pipe (6) is coated with single-coated foam (5).
9. aerial engine fan outlet according to claim 1 total temperature tests probe, which is characterized in that the strut
(2) there are two setting.
10. aerial engine fan outlet according to claim 9 total temperature tests probe, which is characterized in that the fixation
A threaded hole and two through-holes are offered on plate (3), counterbore corresponding to the threaded hole is set on the supporting plate, by heavy
Head screw fixes the fixed plate (3) with the supporting plate, two through-holes is passed through by installation bolt, by the fixed plate
(3) it is fixed on the edge of the anchor ring of the Middle casing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821384948.1U CN208780356U (en) | 2018-08-27 | 2018-08-27 | A kind of aerial engine fan outlet total temperature tests probe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821384948.1U CN208780356U (en) | 2018-08-27 | 2018-08-27 | A kind of aerial engine fan outlet total temperature tests probe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208780356U true CN208780356U (en) | 2019-04-23 |
Family
ID=66158573
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821384948.1U Active CN208780356U (en) | 2018-08-27 | 2018-08-27 | A kind of aerial engine fan outlet total temperature tests probe |
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| Country | Link |
|---|---|
| CN (1) | CN208780356U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110687244A (en) * | 2019-08-29 | 2020-01-14 | 中国科学院广州能源研究所 | Aeroengine fuel combustion characteristic experiment detection system |
-
2018
- 2018-08-27 CN CN201821384948.1U patent/CN208780356U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110687244A (en) * | 2019-08-29 | 2020-01-14 | 中国科学院广州能源研究所 | Aeroengine fuel combustion characteristic experiment detection system |
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