CN207554127U - A kind of high temperature group section - Google Patents
A kind of high temperature group section Download PDFInfo
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- CN207554127U CN207554127U CN201721713520.2U CN201721713520U CN207554127U CN 207554127 U CN207554127 U CN 207554127U CN 201721713520 U CN201721713520 U CN 201721713520U CN 207554127 U CN207554127 U CN 207554127U
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- intension
- cylinder
- high temperature
- group section
- pipe body
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- 239000000523 sample Substances 0.000 claims abstract description 28
- 238000009434 installation Methods 0.000 claims abstract description 20
- 238000009413 insulation Methods 0.000 claims abstract description 9
- 230000002787 reinforcement Effects 0.000 claims 1
- 238000001816 cooling Methods 0.000 abstract description 3
- 238000002474 experimental method Methods 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 230000008676 import Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 241000233855 Orchidaceae Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
The utility model provides a kind of high temperature group section, is related to aero-engine field of structural design, including：Inner cone 1, intension cylinder 6 and outer culvert pipe body 3.The high temperature group section, collection measures and installation one, inner cone 1 are connect with intension cylinder 6 using intension support plate 11 and support component 14, has not only played the role of supporting inner cone 1, but also can solve the problems, such as interior 1 axial thermal expansion of centrum.Intension cylinder 6 uses 7 structure of heat insulation cylinder, it is possible to reduce outer intension heat loss caused by containing air-flow cooling.It arranges detector probe mounting base, can not only play the role of connecting intension cylinder 6 and outer culvert pipe body 3, but also detector probe can be installed and measure testpieces inlet air flow parameter.The 2 plug connection structure not only easy disassembly of preceding installation side of group section, but also solve the problems, such as 6 thermal expansion of intension cylinder.The high temperature group section practicability is preferable, application easy to spread, has larger practical value.
Description
Technical field
The utility model is related to aero-engine field of structural design, more particularly to a kind of high temperature group section.
Background technology
Be guarantee test parameter request when carrying out the experiment of engine full-scale after-burner, need to intension air-flow into
Row heating, it is outer to contain to walk cold air since intension gas flow temperature is higher, inside and outside culvert pipe body is caused to generate different axial thermal expansion amounts,
Increase the difficulty of group section installation.When mainstream temperature is less high, axial thermal expansion is smaller, and group section is generally straight using flange
It connects in succession.But when mainstream temperature is higher, axial thermal expansion amount is larger, and common connection mounting means has been unable to meet will
It asks.To measure inside and outside culvert intake condition, need to arrange inside and outside culvert total temperature stagnation pressure detector probe on group section.Therefore it needs to turning
The mounting structure for connecing section carries out special designing, it is made to have the function of measuring testpieces intake condition, while meets in structure strong
Degree requirement, and being capable of easy disassembly.
Invention content
The utility model provides a kind of high temperature group section, at least one existing for existing group section to solve the problems, such as.
In order to achieve the above object, the utility model adopts the following technical solution：
A kind of high temperature group section, collection measures and installation one, including：
The first mounting flange is installed in inner cone, rear end；
Intension cylinder, is set in the outside at the inner cone rear portion, and passes through described in intension support plate and support component support
Inner cone, wherein, the support component is additionally operable to solve the problems, such as the inner cone axial thermal expansion, the intension cylinder it is interior
Side is equipped with heat insulation cylinder, and installation side before being installed in the front end of the intension cylinder installs second in the rear end of the intension cylinder
Mounting flange, one end of intension detector probe mounting base are connect with the intension cylinder；
Outer culvert pipe body is set in the outside of the intension cylinder, the outer culvert pipe body and the intension detector probe mounting base
Other end connection, outer culvert detector probe mounting base is installed, the installation the in the rear end of the outer culvert pipe body on the outer culvert pipe body
Three mounting flanges install the 4th mounting flange in the front end of the outer culvert pipe body.
Optionally, multiple reinforcing rings are arranged inside the inner cone.
Optionally, the outer culvert detector probe mounting base is circumferentially arranged 8 on the outer culvert pipe body.
Optionally, the intension detector probe mounting base is circumferentially arranged between the intension cylinder and the outer culvert pipe body
8.
Optionally, described heat insulation cylinder one end is welded with the preceding installation side welding, the other end with second mounting flange.
Optionally, one end of the intension support plate is connect with the inner cone, the other end coordinate location axle pin with it is described interior
Culvert pipe body connects.
Optionally, the intension support plate circumferentially 6.
Optionally, the support component includes movable supporting ring, supporting sleeve, pivot pin, wherein,
The movable supporting ring set is located at the outside of the inner cone, and the movable supporting ring can move in the axial direction；
Described supporting sleeve one end connects the movable supporting ring, and the other end coordinates the pivot pin to be fixedly connected with the interior culvert pipe
Body.
The beneficial effects of the utility model：The high temperature group section of the utility model can measure inside and outside culvert intake condition,
Solve the problems, such as inside and outside culvert pipe thermal expansion, during installation can accurate positioning, while again being capable of easy disassembly.
Description of the drawings
Attached drawing herein is incorporated into specification and forms the part of this specification, shows and meets the utility model
Embodiment, and for explaining the principle of the utility model together with specification.
Fig. 1 is the utility model high temperature group section general illustration；
Fig. 2 is the utility model high temperature group section side view；
Fig. 3 is the utility model high temperature group section connection diagram.
Specific embodiment
Here exemplary embodiment will be illustrated in detail, example is illustrated in the accompanying drawings.Following description is related to
During attached drawing, unless otherwise indicated, the same numbers in different attached drawings represent the same or similar element.
As shown in Figure 1 to Figure 2, the high temperature group section of the utility model, collection measures and installation one, including：Inner cone 1,
Intension cylinder 6 and outer culvert pipe body 3.
Specifically, the rear end of inner cone 1 is equipped with the first mounting flange 10；Intension cylinder 6 is set in 1 rear portion of inner cone
Outside, and pass through intension support plate 11 and the support inner cone 1 of support component 14, wherein, support component 14 is additionally operable to solve inner cone 1
The problem of axial thermal expansion, the inside of intension cylinder 6 are equipped with heat insulation cylinder 7, installation side 2 before being installed in the front end of interior culvert pipe body 6,
Second mounting flange 9 is installed in the rear end of interior culvert pipe body 6, one end of intension detector probe mounting base 5 is connect with intension cylinder 6.Its
In, 7 one end of heat insulation cylinder and preceding installation side 2 are welded, the other end is welded with the second mounting flange 9, it is possible to reduce because of outer culvert air-flow
Intension heat loss caused by cooling.In the present embodiment, since intension air-flow B temperature is higher, outer culvert air-flow A temperature is relatively low, intension
Cylinder 6 and heat insulation cylinder 7 use heat safe high condensation material.
Further, outer culvert pipe body 3 is set in the outside of intension cylinder 6, outer culvert pipe body 3 and intension detector probe mounting base 5
The other end connects, and outer culvert detector probe mounting base 4 is equipped on outer culvert pipe body 3, third Method for Installation is installed in the rear end of outer culvert pipe body 3
Orchid 8 installs the 4th mounting flange 16 in the front end of outer culvert pipe body 3.In the present embodiment, outer culvert pipe body 3 uses stainless steel material.
Advantageously, in order to strengthen the self-strength of inner cone 1, multiple reinforcing rings 13 are arranged in the inside of inner cone 1.
Advantageously, the outer culvert detector probe mounting base on outer culvert pipe body 34 circumferentially arranged 8, outer culvert detector probe
Mounting base 4 is used to install outer culvert temperature, pressure detector probe.
Advantageously, the intension detector probe mounting base 5 circumferentially arranged 8 of connection intension cylinder 6 and outer culvert pipe body 3, it is interior
Contain detector probe mounting base 5 for installing intension temperature, pressure detector probe.
Advantageously, intension support plate 11 and support component 14 are used to support inner cone 1.One end of intension support plate 11 and inner cone
Body 1 welds, and other end cooperation location axle pin 12 is connect with intension cylinder 6.In the present embodiment, intension support plate 11 circumferentially 6
It is a.Support component 14 includes movable supporting ring, supporting sleeve 15, pivot pin, wherein, movable supporting ring set is located at the outside of inner cone 1,
And movable supporting ring can move in the axial direction, 15 one end of supporting sleeve connection movable supporting ring, other end cooperation pivot pin is fixedly connected
Intension cylinder 6.When inner cone 1 is heated axially thermal expansion, movable supporting ring can move in the axial direction, support component 14
Not only can play the role of supporting inner cone 1, but also can solve the problems, such as 1 axial thermal expansion of inner cone.
The high temperature group section of the utility model, the outer culvert pipe body 3 of the group section import pass through the 4th mounting flange 16 and equipment
Connection passes through third mounting flange 8, the second mounting flange 9, the first mounting flange 10 and testpieces phase in switching exit section
Even, flanged joint ensures the reliability of group section connection.As shown in figure 3, since intension gas flow temperature is higher, intension cylinder 6
Certain axial thermal expansion can be generated, the preceding installation side 2 of intension cylinder 6 is connect using inserting mode with equipment, is inserted by this
Connection mode is connect, intension cylinder 6 it is swollen can effectively to solve 6 Axial Thermal of intension cylinder with free wxpansion with equipment junction
Swollen problem.
The high temperature group section of the utility model mounted on testpieces leading portion, passes through preceding installation 2 and the 4th mounting flange 16 of side
It connect with equipment, is connect by third mounting flange 8, the second mounting flange 9, the first mounting flange 10 with testpieces.Before experiment,
The high temperature group section with equipment and testpieces is connect, is installed at intension detector probe mounting base 5 and outer culvert detector probe mounting base 4
Temperature, pressure detector probe.When experiment carries out, intension passage flow intension air-flow B (high-temperature fuel gas), outer culvert passage flow contains gas outside
A (containing cold air outside) is flowed, the temperature, pressure detector probe of installation measures the inside and outside culvert temperature, pressure parameter of testpieces import, by entire
The adjusting of pilot system after testpieces intake condition is made to reach trystate requirement, is tested.
The high temperature group section of the utility model, collection measures and installation one, inner cone 1 use intension branch with intension cylinder 6
Plate 11 and support component 14 connect, and have not only played the role of supporting inner cone 1, but also can solve asking for interior 1 axial thermal expansion of centrum
Topic.Intension cylinder 6 uses 7 structure of heat insulation cylinder, it is possible to reduce outer intension heat loss caused by containing air-flow cooling.Arrange detector probe peace
Seat is filled, can not only play the role of connecting intension cylinder 6 and outer culvert pipe body 3, but also detector probe can be installed and measure testpieces import
Flow parameter.The 2 plug connection structure not only easy disassembly of preceding installation side of group section, but also solve asking for 6 thermal expansion of intension cylinder
Topic.The high temperature group section practicability is preferable, application easy to spread, has larger practical value.
The above, 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 (8)
1. a kind of high temperature group section, collection measures and installation one, which is characterized in that including：
The first mounting flange (10) is installed in inner cone (1), rear end；
Intension cylinder (6), is set in the outside at the inner cone (1) rear portion, and passes through intension support plate (11) and support component
(14) inner cone (1) is supported, wherein, the support component (14) is additionally operable to solve the inner cone (1) axial thermal expansion
The problem of, heat insulation cylinder (7) is installed on the inside of the intension cylinder (6), is installed before being installed in the front end of the intension cylinder (6)
Side (2), the rear end of the intension cylinder (6) install the second mounting flange (9), one end of intension detector probe mounting base (5) with
Intension cylinder (6) connection；
Outer culvert pipe body (3), is set in the outside of the intension cylinder (6), and the outer culvert pipe body (3) is pacified with the intension detector probe
The other end connection of seat (5) is filled, outer culvert detector probe mounting base (4) is installed on the outer culvert pipe body (3), in the outer culvert pipe body
(3) rear end installation third mounting flange (8) installs the 4th mounting flange (16) in the front end of the outer culvert pipe body (3).
2. high temperature group section according to claim 1, which is characterized in that multiple reinforcements are arranged inside the inner cone (1)
Ring (13).
3. high temperature group section according to claim 1, which is characterized in that the outer culvert detector probe mounting base (4) is described
Circumferentially arranged 8 on outer culvert pipe body (3).
4. high temperature group section according to claim 1, which is characterized in that the intension detector probe mounting base (5) is described
Circumferentially arranged 8 between intension cylinder (6) and the outer culvert pipe body (3).
5. high temperature group section according to claim 1, which is characterized in that described heat insulation cylinder (7) one end and the preceding installation
Side (2) is welded, and the other end is welded with second mounting flange (9).
6. high temperature group section according to claim 1, which is characterized in that one end of the intension support plate (11) with it is described interior
Cone (1) connects, and other end cooperation location axle pin (12) is connect with the intension cylinder (6).
7. high temperature group section according to claim 6, which is characterized in that the intension support plate (11) circumferentially 6.
8. high temperature group section according to claim 1, which is characterized in that the support component (14) is including movable supporting
Ring, supporting sleeve (15), pivot pin, wherein,
The movable supporting ring set is located at the outside of the inner cone (1), and the movable supporting ring can move in the axial direction；
Described supporting sleeve (15) one end connects the movable supporting ring, and the other end coordinates the pivot pin to be fixedly connected with the interior culvert pipe
Body (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721713520.2U CN207554127U (en) | 2017-12-11 | 2017-12-11 | A kind of high temperature group section |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721713520.2U CN207554127U (en) | 2017-12-11 | 2017-12-11 | A kind of high temperature group section |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207554127U true CN207554127U (en) | 2018-06-29 |
Family
ID=62666601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721713520.2U Active CN207554127U (en) | 2017-12-11 | 2017-12-11 | A kind of high temperature group section |
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| Country | Link |
|---|---|
| CN (1) | CN207554127U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109781421A (en) * | 2019-01-16 | 2019-05-21 | 中国航发沈阳发动机研究所 | A kind of rear measurement group section for loopful combustion chamber ignition performance test |
| CN112901370A (en) * | 2021-02-01 | 2021-06-04 | 中国航发沈阳发动机研究所 | Two-flow air inlet fan-shaped measuring switching section for afterburning test |
-
2017
- 2017-12-11 CN CN201721713520.2U patent/CN207554127U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109781421A (en) * | 2019-01-16 | 2019-05-21 | 中国航发沈阳发动机研究所 | A kind of rear measurement group section for loopful combustion chamber ignition performance test |
| CN109781421B (en) * | 2019-01-16 | 2020-11-13 | 中国航发沈阳发动机研究所 | A back measurement changeover portion for making perfect circle combustion chamber ignition performance is experimental |
| CN112901370A (en) * | 2021-02-01 | 2021-06-04 | 中国航发沈阳发动机研究所 | Two-flow air inlet fan-shaped measuring switching section for afterburning test |
| CN112901370B (en) * | 2021-02-01 | 2022-04-01 | 中国航发沈阳发动机研究所 | Two-flow air inlet fan-shaped measuring switching section for afterburning test |
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