CN207423486U - A kind of total temperature probe measures connects bearing - Google Patents
A kind of total temperature probe measures connects bearing Download PDFInfo
- Publication number
- CN207423486U CN207423486U CN201720764939.4U CN201720764939U CN207423486U CN 207423486 U CN207423486 U CN 207423486U CN 201720764939 U CN201720764939 U CN 201720764939U CN 207423486 U CN207423486 U CN 207423486U
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- CN
- China
- Prior art keywords
- support body
- ring flange
- temperature probe
- total temperature
- fastener head
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model provides a kind of total temperature probe measurement connects bearing, including support body (1) and ring flange (2), the two is integrated part, wherein support body (1) is cylindrical, the first through hole of cooperation total temperature probe installation is provided with inside it, and is provided with screw thread in its outside wall surface；Ring flange (2) is co-axially located in support body (1) outside wall surface, and upper and lower ends face of the upper and lower ends face of ring flange (2) not with support body (1) overlaps, the diameter of the ring flange (2) is more than the outer diameter of support body (1) simultaneously, and the thickness of the ring flange (2) is less than the height of support body (1).Connects bearing provided by the utility model solves the problem of since high-speed flow is easy to damage total temperature probe unsteady aerodynamic loads to be caused to measure inaccurate or can not measure.
Description
Technical field
The utility model belongs to aircraft nozzle wind tunnel experiment field, and in particular to a kind of total temperature probe measurement connection branch
Seat.
Background technology
Exhaust system necessary to jet pipe is aircraft propulsion, be ensure engine work and it is essential fly
Machine critical piece.In order to verify aircraft nozzle performance, nozzle wind tunnel experiment is the most direct, convenient method, it is possible thereby to
To under various operating conditions, the important parameters such as flow, thrust, stagnation pressure, total temperature of outside nozzle and air intake duct inner surface
Pressure distribution situation everywhere.
At present, when carrying out the total temperature in wind tunnel test measurement jet pipe, using being directly installed on testpieces wall surface, allow total
In the directly exposed high-speed flow of temperature sensor, but model in wind tunnel is smaller, the diameter very little of the total temperature probe of use, spray
High-speed flow impact in pipe is easy to damage total temperature probe, leads to not measure or measure accurately.
Utility model content
The purpose of this utility model is to provide a kind of total temperature probes to measure connects bearing, solves due to high-speed flow very
The problem of being easily damaged total temperature probe, causing unsteady aerodynamic loads measurement inaccurate or can not measure.
The purpose of this utility model is achieved through the following technical solutions：A kind of total temperature probe measures connects bearing, including
Support body and ring flange, support body are integrated part with ring flange, and wherein support body is cylindrical, is provided with inside it
Coordinate the first through hole of total temperature probe installation, and screw thread is provided in its outside wall surface；Ring flange is co-axially located at bearing sheet
On external wall surface, and the upper and lower ends face of ring flange does not overlap with the upper and lower ends face of support body, while the ring flange
Diameter is more than the outer diameter of support body, and the thickness of the ring flange is less than the height of support body；Support body screws in unit under test
Threaded hole in, ring flange connects close to the conflict of one side end face of support body and unit under test, with hold-down support body.
Preferably, fastener head is further included, the fastener head is integrated part, wherein fastener head one side with the support body
End face is overlapped with one side end face of support body, and another side end face of the fastener head is then coaxially fixed as one with the ring flange, tightly
Gu head is internally provided with and is communicated with the first through hole and second through hole equal with its internal diameter.
Preferably, the fastener head outer diameter is hexagonal.
Preferably, the gap between the first through hole and the total temperature probe is sealed by sealing flexible glue.
A kind of advantageous effect of total temperature probe measurement connects bearing provided by the utility model is, by by total temperature
Sensor is inserted into cylindric support body, then support body is threadedly secured to unit under test, so as to fulfill that will survey
Pressure pipe joint is fixed, and ensures to firmly install between measured piece；In addition, ring flange is additionally provided in support body, it can be with quilt
The back side for surveying component carries out installation connection, is further ensured that the fastness of installation, avoids or weakens the high-speed flow punching in jet pipe
The bending of caused total temperature probe is hit, is broken and comes off, it is ensured that experiment smoothly completes.
Description of the drawings
Fig. 1 is the structure diagram that the utility model total temperature probe measures connects bearing；
Fig. 2 is the scheme of installation that the utility model total temperature probe measures connects bearing.
Reference numeral：
1- support bodies, 2- ring flanges, 3- fastener heads, 4- units under test, 5- total temperature probes.
Specific embodiment
To make the purpose, technical scheme and advantage that the utility model is implemented clearer, below in conjunction with the utility model
Attached drawing in embodiment, is further described in more detail the technical scheme in the embodiment of the utility model.In the accompanying drawings, from beginning
Same or similar element is represented to same or similar label eventually or there is same or like element.Described reality
It is part of the embodiment of the present invention to apply example, instead of all the embodiments.Embodiment below with reference to attached drawing description is to show
Example property, it is intended to for explaining the utility model, and it is not intended that limitation to the utility model.Based in the utility model
Embodiment, those of ordinary skill in the art's all other embodiments obtained without creative efforts,
It shall fall within the protection scope of the present invention.
The total temperature probe measurement connects bearing of the utility model is described in further details below in conjunction with the accompanying drawings.
As depicted in figs. 1 and 2, a kind of total temperature probe measurement connects bearing, is disposed through in unit under test 4, including
Support body 1 and ring flange 2, support body 1 are integrated part with ring flange 2.
Support body 1 is cylindrical, is internally provided with the first through hole of cooperation total temperature probe installation, is set in outside wall surface
There is screw thread, the internal diameter of support body 1 is dimensioned to be adapted with total temperature probe diameter, and the outer diameter size of support body 1 is set
It is set to and is adapted with the threaded hole of unit under test 4.Ring flange 2 is co-axially located in 1 outside wall surface of support body, and ring flange 2
Upper and lower ends face of the upper and lower ends face not with support body 1 overlaps, while the diameter of the ring flange 2 is more than support body 1
Outer diameter, and the thickness of ring flange 2 is less than the height of support body 1.Support body 1 is screwed in the threaded hole of unit under test 4, method
Blue disk 2 connects close to 1 one side end face of support body with the conflict of unit under test 4, realizes the fixation of support body 1, then total temperature is passed
Support body 1 is inserted into measurement position in the head of sensor 5, thus when high-speed flow impacts in jet pipe, 1 energy of support body
The bending of total temperature probe 5 caused by enough avoiding or weakening air-flow is broken and comes off.In addition total temperature probe 5 and bearing sheet
Selection sealing flexible glue between body 1 is sealed gap and ensures air-tightness and fixation.
As depicted in figs. 1 and 2, it is also an option that including the embodiment of fastener head 3, fastener head 3 is coaxial solid with support body 1
Be set to integral piece, wherein 3 one side end face of fastener head is overlapped with 1 one side end face of support body, 3 another side end face of fastener head then with
Ring flange 2 is coaxially fixed as one, i.e., ring flange 2 is located at the intersection of support body 1 and fastener head 3, ring flange 2 and tested portion
The back side of part 4 can be attached by fluid sealant, be further ensured that and firmly installed between unit under test 4.Inside fastener head 3
It is provided with and is communicated with first through hole and second through hole equal with its internal diameter, the outer diameter of fastener head 3 is hexagonal, and hexagon
Inscribe diameter of a circle is more than the outer diameter of support body 1 so that thicker fastener head 3 is to ensure and 5 junction of total temperature probe
Fastness.First support body 1 is embedded in the through hole of unit under test 4, ring flange 2 is close to 1 one side end face of support body and quilt
It surveys the conflict of component 4 to connect, then the connector of total temperature probe 5 is inserted into from 3 end of fastener head, the measurement position at the through port of export is
Can, so as to sense pressure fluctuation variation in a dynamic condition.
The above is only specific embodiment of the present utility model, but the scope of protection of the utility model is not limited to
In this, in the technical scope that any one skilled in the art discloses in the utility model, the change that can readily occur in
Change or replace, should be covered within the scope of the utility model.Therefore, the scope of protection of the utility model should be with described
Subject to scope of the claims.
Claims (4)
1. a kind of total temperature probe measures connects bearing, it is disposed through in unit under test (4), which is characterized in that including bearing
Body (1) and ring flange (2), support body (1) are integrated part with ring flange (2), and wherein support body (1) is cylindrical,
It is internally provided with the first through hole of cooperation total temperature probe installation, and is provided with screw thread in its outside wall surface；Ring flange (2) is same
Axis is arranged in support body (1) outside wall surface, and the upper and lower ends face of ring flange (2) not with support body (1) up and down two
End face overlaps, while the diameter of the ring flange (2) is more than the outer diameter of support body (1), and the thickness of the ring flange (2) is less than bearing
The height of body (1)；Support body (1) is screwed in the threaded hole of unit under test (4), and ring flange (2) is close to support body (1) one
Side end face connects with unit under test (4) conflict, with hold-down support body (1).
2. total temperature probe according to claim 1 measures connects bearing, which is characterized in that further includes fastener head (3), institute
It states fastener head (3) and is integrated part, wherein (3) one side end face of fastener head and (1) one side of support body with the support body (1)
Face overlaps, fastener head (3) another side end face then with the ring flange (2) is coaxial is fixed as one, the internal setting of fastener head (3)
Have and communicated with the first through hole and second through hole equal with its internal diameter.
3. total temperature probe according to claim 2 measures connects bearing, which is characterized in that fastener head (3) outer diameter
It is hexagonal.
4. total temperature probe according to claim 1 measures connects bearing, which is characterized in that the first through hole with it is described
Gap between total temperature probe is sealed by sealing flexible glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720764939.4U CN207423486U (en) | 2017-06-28 | 2017-06-28 | A kind of total temperature probe measures connects bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720764939.4U CN207423486U (en) | 2017-06-28 | 2017-06-28 | A kind of total temperature probe measures connects bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207423486U true CN207423486U (en) | 2018-05-29 |
Family
ID=62399087
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720764939.4U Active CN207423486U (en) | 2017-06-28 | 2017-06-28 | A kind of total temperature probe measures connects bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207423486U (en) |
-
2017
- 2017-06-28 CN CN201720764939.4U patent/CN207423486U/en active Active
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